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module,i,ii,constant,modules=[cref],constants={};for(inherit&&(modules=modules.concat(Opal.ancestors(cref))),inherit&&cref.$$is_module&&(modules=modules.concat([Opal.Object]).concat(Opal.ancestors(Opal.Object))),i=0,ii=modules.length;i<ii&&(module=modules[i],cref===_Object||module!=_Object);i++)for(constant in module.$$const)constants[constant]=!0;return Object.keys(constants)},Opal.const_remove=function(cref,name){if(Opal.const_cache_version++,null!=cref.$$const[name]){var old=cref.$$const[name];return delete cref.$$const[name],old}if(null!=cref.$$autoload&&null!=cref.$$autoload[name])return delete cref.$$autoload[name],nil;throw Opal.NameError.$new("constant "+cref+"::"+cref.$name()+" not defined")},Opal.allocate_class=function(name,superclass){var klass,constructor;return constructor=null!=superclass&&superclass.$$bridge?function(){var args=$slice.call(arguments),self=new($bind.apply(superclass.$$constructor,[null].concat(args)));return $setPrototype(self,klass.$$prototype),self}:function(){},name&&$defineProperty(constructor,"displayName","::"+name),$defineProperty(klass=constructor,"$$name",name),$defineProperty(klass,"$$constructor",constructor),$defineProperty(klass,"$$prototype",constructor.prototype),$defineProperty(klass,"$$const",{}),$defineProperty(klass,"$$is_class",!0),$defineProperty(klass,"$$is_a_module",!0),$defineProperty(klass,"$$super",superclass),$defineProperty(klass,"$$cvars",{}),$defineProperty(klass,"$$own_included_modules",[]),$defineProperty(klass,"$$own_prepended_modules",[]),$defineProperty(klass,"$$ancestors",[]),$defineProperty(klass,"$$ancestors_cache_version",null),$defineProperty(klass.$$prototype,"$$class",klass),Opal.Class&&$setPrototype(klass,Opal.Class.prototype),null!=superclass&&($setPrototype(klass.$$prototype,superclass.$$prototype),superclass.$$meta&&Opal.build_class_singleton_class(klass)),klass},Opal.klass=function(scope,superclass,name){var 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$defineProperty(meta,"$$is_singleton",!0),$defineProperty(meta,"$$singleton_of",mod),$defineProperty(mod,"$$meta",meta),$setPrototype(mod,meta.$$prototype),$defineProperty(mod,"$$class",Opal.Module),meta},Opal.build_object_singleton_class=function(object){var superclass=object.$$class,klass=Opal.allocate_class(nil,superclass,function(){});return $defineProperty(klass,"$$is_singleton",!0),$defineProperty(klass,"$$singleton_of",object),delete klass.$$prototype.$$class,$defineProperty(object,"$$meta",klass),$setPrototype(object,object.$$meta.$$prototype),klass},Opal.is_method=function(prop){return"$"===prop[0]&&"$"!==prop[1]},Opal.instance_methods=function(mod){for(var exclude=[],results=[],ancestors=Opal.ancestors(mod),i=0,l=ancestors.length;i<l;i++){var proto=ancestors[i].$$prototype;proto.hasOwnProperty("$$dummy")&&(proto=proto.$$define_methods_on);for(var props=Object.getOwnPropertyNames(proto),j=0,ll=props.length;j<ll;j++){var prop=props[j];if(Opal.is_method(prop)){var method_name=prop.slice(1),method=proto[prop];method.$$stub&&-1===exclude.indexOf(method_name)&&exclude.push(method_name),method.$$stub||-1!==results.indexOf(method_name)||-1!==exclude.indexOf(method_name)||results.push(method_name)}}}return results},Opal.own_instance_methods=function(mod){var results=[],proto=mod.$$prototype;proto.hasOwnProperty("$$dummy")&&(proto=proto.$$define_methods_on);for(var props=Object.getOwnPropertyNames(proto),i=0,length=props.length;i<length;i++){var prop=props[i];if(Opal.is_method(prop))if(!proto[prop].$$stub){var method_name=prop.slice(1);results.push(method_name)}}return results},Opal.methods=function(obj){return Opal.instance_methods(Opal.get_singleton_class(obj))},Opal.own_methods=function(obj){return Opal.own_instance_methods(Opal.get_singleton_class(obj))},Opal.receiver_methods=function(obj){var mod=Opal.get_singleton_class(obj),singleton_methods=Opal.own_instance_methods(mod),instance_methods=Opal.own_instance_methods(mod.$$super);return singleton_methods.concat(instance_methods)},Opal.class_variables=function(module){var i,ancestors=Opal.ancestors(module),result={};for(i=ancestors.length-1;0<=i;i--){var ancestor=ancestors[i];for(var cvar in ancestor.$$cvars)result[cvar]=ancestor.$$cvars[cvar]}return result},Opal.class_variable_set=function(module,name,value){var i,ancestors=Opal.ancestors(module);for(i=ancestors.length-2;0<=i;i--){var ancestor=ancestors[i];if($hasOwn.call(ancestor.$$cvars,name))return ancestor.$$cvars[name]=value}return module.$$cvars[name]=value},Opal.append_features=function(module,includer){var module_ancestors=Opal.ancestors(module),iclasses=[];if(-1!==module_ancestors.indexOf(includer))throw Opal.ArgumentError.$new("cyclic include detected");for(var i=0,length=module_ancestors.length;i<length;i++){var iclass=create_iclass(module_ancestors[i]);$defineProperty(iclass,"$$included",!0),iclasses.push(iclass)}var start_chain_after,end_chain_on,includer_ancestors=Opal.ancestors(includer),chain=chain_iclasses(iclasses);if(-1===includer_ancestors.indexOf(module))start_chain_after=includer.$$prototype,end_chain_on=Object.getPrototypeOf(includer.$$prototype);else{for(var parent=includer.$$prototype,module_iclass=Object.getPrototypeOf(parent);null!=module_iclass&&(!isRoot(module_iclass)||module_iclass.$$module!==module);)parent=module_iclass,module_iclass=Object.getPrototypeOf(module_iclass);for(var next_ancestor=Object.getPrototypeOf(module_iclass);next_ancestor.hasOwnProperty("$$iclass")&&!isRoot(next_ancestor);)next_ancestor=Object.getPrototypeOf(next_ancestor);start_chain_after=parent,end_chain_on=next_ancestor}$setPrototype(start_chain_after,chain.first),$setPrototype(chain.last,end_chain_on),includer.$$own_included_modules=function(module){for(var mod,result=[],proto=Object.getPrototypeOf(module.$$prototype);proto&&!proto.hasOwnProperty("$$class");)(mod=protoToModule(proto))&&result.push(mod),proto=Object.getPrototypeOf(proto);return result}(includer),Opal.const_cache_version++},Opal.prepend_features=function(module,prepender){var module_ancestors=Opal.ancestors(module),iclasses=[];if(-1!==module_ancestors.indexOf(prepender))throw Opal.ArgumentError.$new("cyclic prepend detected");for(var i=0,length=module_ancestors.length;i<length;i++){var iclass=create_iclass(module_ancestors[i]);$defineProperty(iclass,"$$prepended",!0),iclasses.push(iclass)}var prepender_iclass,start_chain_after,end_chain_on,chain=chain_iclasses(iclasses),dummy_prepender=prepender.$$prototype,previous_parent=Object.getPrototypeOf(dummy_prepender);if(dummy_prepender.hasOwnProperty("$$dummy")?prepender_iclass=dummy_prepender.$$define_methods_on:(prepender_iclass=create_dummy_iclass(prepender),function(module){for(var proto=module.$$prototype,props=Object.getOwnPropertyNames(proto),i=0;i<props.length;i++){var prop=props[i];Opal.is_method(prop)&&delete proto[prop]}}(prepender),$defineProperty(dummy_prepender,"$$dummy",!0),$defineProperty(dummy_prepender,"$$define_methods_on",prepender_iclass),$setPrototype(dummy_prepender,prepender_iclass),$setPrototype(prepender_iclass,previous_parent)),-1!==Opal.ancestors(prepender).indexOf(module))throw Opal.RuntimeError.$new("Prepending a module multiple times is not supported");for(start_chain_after=dummy_prepender,end_chain_on=Object.getPrototypeOf(dummy_prepender);null!=end_chain_on&&!end_chain_on.hasOwnProperty("$$root")&&end_chain_on!==prepender_iclass&&end_chain_on.hasOwnProperty("$$iclass");)end_chain_on=Object.getPrototypeOf(end_chain_on);$setPrototype(start_chain_after,chain.first),$setPrototype(chain.last,end_chain_on),prepender.$$own_prepended_modules=function(module){var mod,result=[],proto=Object.getPrototypeOf(module.$$prototype);if(module.$$prototype.hasOwnProperty("$$dummy"))for(;proto&&proto!==module.$$prototype.$$define_methods_on;)(mod=protoToModule(proto))&&result.push(mod),proto=Object.getPrototypeOf(proto);return result}(prepender),Opal.const_cache_version++},Opal.bridge=function(native_klass,klass){if(native_klass.hasOwnProperty("$$bridge"))throw Opal.ArgumentError.$new("already bridged");klass.$$super||Opal.Object;klass.$$prototype;$defineProperty(native_klass,"$$bridge",klass),$setPrototype(native_klass.prototype,(klass.$$super||Opal.Object).$$prototype),$defineProperty(klass,"$$prototype",native_klass.prototype),$defineProperty(klass.$$prototype,"$$class",klass),$defineProperty(klass,"$$constructor",native_klass),$defineProperty(klass,"$$bridge",!0)},Opal.ancestors=function(module){if(!module)return[];if(module.$$ancestors_cache_version===Opal.const_cache_version)return module.$$ancestors;var i,mods,length,result=[];for(i=0,length=(mods=function(module){return module.$$own_prepended_modules.concat([module]).concat(module.$$own_included_modules)}(module)).length;i<length;i++)result.push(mods[i]);if(module.$$super)for(i=0,length=(mods=Opal.ancestors(module.$$super)).length;i<length;i++)result.push(mods[i]);return module.$$ancestors_cache_version=Opal.const_cache_version,module.$$ancestors=result},Opal.included_modules=function(module){for(var result=[],mod=null,proto=Object.getPrototypeOf(module.$$prototype);proto&&Object.getPrototypeOf(proto);proto=Object.getPrototypeOf(proto))(mod=protoToModule(proto))&&mod.$$is_module&&proto.$$iclass&&proto.$$included&&result.push(mod);return result},Opal.add_stubs=function(stubs){for(var proto=Opal.BasicObject.$$prototype,i=0,length=stubs.length;i<length;i++){var stub=stubs[i],existing_method=proto[stub];(null==existing_method||existing_method.$$stub)&&Opal.add_stub_for(proto,stub)}},Opal.add_stub_for=function(prototype,stub){$defineProperty(prototype,stub,Opal.stub_for(stub))},Opal.stub_for=function(method_name){function method_missing_stub(){this.$method_missing.$$p=method_missing_stub.$$p,method_missing_stub.$$p=null;for(var args_ary=new Array(arguments.length),i=0,l=args_ary.length;i<l;i++)args_ary[i]=arguments[i];return this.$method_missing.apply(this,[method_name.slice(1)].concat(args_ary))}return method_missing_stub.$$stub=!0,method_missing_stub},Opal.ac=function(actual,expected,object,meth){var inspect="";throw object.$$is_a_module?inspect+=object.$$name+".":inspect+=object.$$class.$$name+"#",inspect+=meth,Opal.ArgumentError.$new("["+inspect+"] wrong number of arguments("+actual+" for "+expected+")")},Opal.block_ac=function(actual,expected,context){var inspect="`block in "+context+"'";throw Opal.ArgumentError.$new(inspect+": wrong 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from method defined by define_method() is not supported. 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block.apply(null,args);for(var args_ary=new Array(args.length),i=0,l=args_ary.length;i<l;i++)args_ary[i]=args[i];return block.apply(null,args_ary)},Opal.rescue=function(exception,candidates){for(var i=0;i<candidates.length;i++){var candidate=candidates[i];if(candidate.$$is_array){var result=Opal.rescue(exception,candidate);if(result)return result}else{if(candidate===Opal.JS.Error)return candidate;if(candidate["$==="](exception))return candidate}}return null},Opal.is_a=function(object,klass){if(null!=klass&&object.$$meta===klass||object.$$class===klass)return!0;if(object.$$is_number&&klass.$$is_number_class)return!0;var i,length,ancestors=Opal.ancestors(object.$$is_class?Opal.get_singleton_class(object):object.$$meta||object.$$class);for(i=0,length=ancestors.length;i<length;i++)if(ancestors[i]===klass)return!0;return!1},Opal.to_hash=function(value){if(value.$$is_hash)return value;if(value["$respond_to?"]("to_hash",!0)){var hash=value.$to_hash();if(hash.$$is_hash)return hash;throw 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this===other?0:$truthy($$($nesting,"Module")["$==="](other))?(lt=$rb_lt(this,other),$truthy(lt["$nil?"]())?nil:$truthy(lt)?-1:1):nil},$Module_$lt_eq_gt$8.$$arity=1),Opal.def(self,"$alias_method",$Module_alias_method$9=function(newname,oldname){return Opal.alias(this,newname,oldname),this},$Module_alias_method$9.$$arity=2),Opal.def(self,"$alias_native",$Module_alias_native$10=function(mid,jsid){return null==jsid&&(jsid=mid),Opal.alias_native(this,mid,jsid),this},$Module_alias_native$10.$$arity=-2),Opal.def(self,"$ancestors",$Module_ancestors$11=function(){return Opal.ancestors(this)},$Module_ancestors$11.$$arity=0),Opal.def(self,"$append_features",$Module_append_features$12=function(includer){return Opal.append_features(this,includer),this},$Module_append_features$12.$$arity=1),Opal.def(self,"$attr_accessor",$Module_attr_accessor$13=function($a){var names;return names=Opal.slice.call(arguments,0,arguments.length),$send(this,"attr_reader",Opal.to_a(names)),$send(this,"attr_writer",Opal.to_a(names))},$Module_attr_accessor$13.$$arity=-1),Opal.alias(self,"attr","attr_accessor"),Opal.def(self,"$attr_reader",$Module_attr_reader$14=function($a){var names;names=Opal.slice.call(arguments,0,arguments.length);for(var proto=this.$$prototype,i=names.length-1;0<=i;i--){var name=names[i],id="$"+name,ivar=Opal.ivar(name),body=function(ivar){return function(){return null==this[ivar]?nil:this[ivar]}}(ivar);Opal.defineProperty(proto,ivar,nil),body.$$parameters=[],body.$$arity=0,Opal.defn(this,id,body)}return nil},$Module_attr_reader$14.$$arity=-1),Opal.def(self,"$attr_writer",$Module_attr_writer$15=function($a){var names;names=Opal.slice.call(arguments,0,arguments.length);for(var proto=this.$$prototype,i=names.length-1;0<=i;i--){var name=names[i],id="$"+name+"=",ivar=Opal.ivar(name),body=function(ivar){return function(value){return this[ivar]=value}}(ivar);body.$$parameters=[["req"]],body.$$arity=1,Opal.defineProperty(proto,ivar,nil),Opal.defn(this,id,body)}return nil},$Module_attr_writer$15.$$arity=-1),Opal.def(self,"$autoload",$Module_autoload$16=function(const$,path){return null==this.$$autoload&&(this.$$autoload={}),Opal.const_cache_version++,this.$$autoload[const$]=path,nil},$Module_autoload$16.$$arity=2),Opal.def(self,"$class_variables",$Module_class_variables$17=function(){return Object.keys(Opal.class_variables(this))},$Module_class_variables$17.$$arity=0),Opal.def(self,"$class_variable_get",$Module_class_variable_get$18=function(name){name=$$($nesting,"Opal")["$class_variable_name!"](name);var value=Opal.class_variables(this)[name];return null==value&&this.$raise($$($nesting,"NameError").$new("uninitialized class variable "+name+" in "+this,name)),value},$Module_class_variable_get$18.$$arity=1),Opal.def(self,"$class_variable_set",$Module_class_variable_set$19=function(name,value){return name=$$($nesting,"Opal")["$class_variable_name!"](name),Opal.class_variable_set(this,name,value)},$Module_class_variable_set$19.$$arity=2),Opal.def(self,"$class_variable_defined?",$Module_class_variable_defined$ques$20=function(name){return name=$$($nesting,"Opal")["$class_variable_name!"](name),Opal.class_variables(this).hasOwnProperty(name)},$Module_class_variable_defined$ques$20.$$arity=1),Opal.def(self,"$remove_class_variable",$Module_remove_class_variable$21=function(name){if(name=$$($nesting,"Opal")["$class_variable_name!"](name),Opal.hasOwnProperty.call(this.$$cvars,name)){var value=this.$$cvars[name];return delete this.$$cvars[name],value}this.$raise($$($nesting,"NameError"),"cannot remove "+name+" for "+this)},$Module_remove_class_variable$21.$$arity=1),Opal.def(self,"$constants",$Module_constants$22=function(inherit){return null==inherit&&(inherit=!0),Opal.constants(this,inherit)},$Module_constants$22.$$arity=-1),Opal.defs(self,"$constants",$Module_constants$23=function(inherit){if(null!=inherit)return Opal.constants(this,inherit);var constant,i,ii,nesting=(this.$$nesting||[]).concat(Opal.Object),constants={};for(i=0,ii=nesting.length;i<ii;i++)for(constant in nesting[i].$$const)constants[constant]=!0;return Object.keys(constants)},$Module_constants$23.$$arity=-1),Opal.defs(self,"$nesting",$Module_nesting$24=function(){return this.$$nesting||[]},$Module_nesting$24.$$arity=0),Opal.def(self,"$const_defined?",$Module_const_defined$ques$25=function(name,inherit){null==inherit&&(inherit=!0),name=$$($nesting,"Opal")["$const_name!"](name),$truthy(name["$=~"]($$$($$($nesting,"Opal"),"CONST_NAME_REGEXP")))||this.$raise($$($nesting,"NameError").$new("wrong constant name "+name,name));var i,ii,modules=[this];for(inherit&&(modules=modules.concat(Opal.ancestors(this)),this.$$is_module&&(modules=modules.concat([Opal.Object]).concat(Opal.ancestors(Opal.Object)))),i=0,ii=modules.length;i<ii;i++)if(null!=modules[i].$$const[name])return!0;return!1},$Module_const_defined$ques$25.$$arity=-2),Opal.def(self,"$const_get",$Module_const_get$26=function(name,inherit){var $$27;return null==inherit&&(inherit=!0),0===(name=$$($nesting,"Opal")["$const_name!"](name)).indexOf("::")&&"::"!==name&&(name=name.slice(2)),$truthy(-1!=name.indexOf("::")&&"::"!=name)?$send(name.$split("::"),"inject",[this],(($$27=function(o,c){$$27.$$s;return null==o&&(o=nil),null==c&&(c=nil),o.$const_get(c)}).$$s=this,$$27.$$arity=2,$$27)):($truthy(name["$=~"]($$$($$($nesting,"Opal"),"CONST_NAME_REGEXP")))||this.$raise($$($nesting,"NameError").$new("wrong constant name 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nil},$Module_public_constant$30.$$arity=1),Opal.def(self,"$define_method",$Module_define_method$31=function(name,method){var $a,$$32,$iter=$Module_define_method$31.$$p,block=$iter||nil,self=this,$case=nil;$iter&&($Module_define_method$31.$$p=null),$iter&&($Module_define_method$31.$$p=null),$truthy(void 0===method&&block===nil)&&self.$raise($$($nesting,"ArgumentError"),"tried to create a Proc object without a block");var id="$"+name;return(block=$truthy($a=block)?$a:($case=method,$$($nesting,"Proc")["$==="]($case)?method:$$($nesting,"Method")["$==="]($case)?method.$to_proc().$$unbound:$$($nesting,"UnboundMethod")["$==="]($case)?$lambda((($$32=function($b){var args,bound,self=$$32.$$s||this;return args=Opal.slice.call(arguments,0,arguments.length),bound=method.$bind(self),$send(bound,"call",Opal.to_a(args))}).$$s=self,$$32.$$arity=-1,$$32)):self.$raise($$($nesting,"TypeError"),"wrong argument type "+block.$class()+" (expected 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Opal.included_modules(this)},$Module_included_modules$36.$$arity=0),Opal.def(self,"$include?",$Module_include$ques$37=function(mod){mod.$$is_module||this.$raise($$($nesting,"TypeError"),"wrong argument type "+mod.$class()+" (expected Module)");var i,ii,mod2,ancestors=Opal.ancestors(this);for(i=0,ii=ancestors.length;i<ii;i++)if((mod2=ancestors[i])===mod&&mod2!==this)return!0;return!1},$Module_include$ques$37.$$arity=1),Opal.def(self,"$instance_method",$Module_instance_method$38=function(name){var meth=this.$$prototype["$"+name];return meth&&!meth.$$stub||this.$raise($$($nesting,"NameError").$new("undefined method `"+name+"' for class `"+this.$name()+"'",name)),$$($nesting,"UnboundMethod").$new(this,meth.$$owner||this,meth,name)},$Module_instance_method$38.$$arity=1),Opal.def(self,"$instance_methods",$Module_instance_methods$39=function(include_super){return null==include_super&&(include_super=!0),$truthy(include_super)?Opal.instance_methods(this):Opal.own_instance_methods(this)},$Module_instance_methods$39.$$arity=-1),Opal.def(self,"$included",$Module_included$40=function(mod){return nil},$Module_included$40.$$arity=1),Opal.def(self,"$extended",$Module_extended$41=function(mod){return nil},$Module_extended$41.$$arity=1),Opal.def(self,"$extend_object",$Module_extend_object$42=function(object){return nil},$Module_extend_object$42.$$arity=1),Opal.def(self,"$method_added",$Module_method_added$43=function($a){return Opal.slice.call(arguments,0,arguments.length),nil},$Module_method_added$43.$$arity=-1),Opal.def(self,"$method_removed",$Module_method_removed$44=function($a){return Opal.slice.call(arguments,0,arguments.length),nil},$Module_method_removed$44.$$arity=-1),Opal.def(self,"$method_undefined",$Module_method_undefined$45=function($a){return Opal.slice.call(arguments,0,arguments.length),nil},$Module_method_undefined$45.$$arity=-1),Opal.def(self,"$module_eval",$Module_module_eval$46=function $$module_eval($a){var $iter=$Module_module_eval$46.$$p,block=$iter||nil,$post_args,args,$b,$$47,self=this,string=nil,file=nil,_lineno=nil,default_eval_options=nil,compiling_options=nil,compiled=nil;$iter&&($Module_module_eval$46.$$p=null),$iter&&($Module_module_eval$46.$$p=null),$post_args=Opal.slice.call(arguments,0,arguments.length),args=$post_args,$truthy($truthy($b=block["$nil?"]())?!!Opal.compile:$b)?($truthy($range(1,3,!1)["$cover?"](args.$size()))||$$($nesting,"Kernel").$raise($$($nesting,"ArgumentError"),"wrong number of arguments (0 for 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block.$$s=null,result=block.apply(self,[self]),block.$$s=old,result},$Module_module_eval$46.$$arity=-1),Opal.alias(self,"class_eval","module_eval"),Opal.def(self,"$module_exec",$Module_module_exec$48=function($a){var args,$iter=$Module_module_exec$48.$$p,block=$iter||nil;$iter&&($Module_module_exec$48.$$p=null),$iter&&($Module_module_exec$48.$$p=null),args=Opal.slice.call(arguments,0,arguments.length),block===nil&&this.$raise($$($nesting,"LocalJumpError"),"no block given");var result,block_self=block.$$s;return block.$$s=null,result=block.apply(this,args),block.$$s=block_self,result},$Module_module_exec$48.$$arity=-1),Opal.alias(self,"class_exec","module_exec"),Opal.def(self,"$method_defined?",$Module_method_defined$ques$49=function(method){var body=this.$$prototype["$"+method];return!!body&&!body.$$stub},$Module_method_defined$ques$49.$$arity=1),Opal.def(self,"$module_function",$Module_module_function$50=function($a){var methods;if(0===(methods=Opal.slice.call(arguments,0,arguments.length)).length)this.$$module_function=!0;else for(var i=0,length=methods.length;i<length;i++){var id="$"+methods[i],func=this.$$prototype[id];Opal.defs(this,id,func)}return this},$Module_module_function$50.$$arity=-1),Opal.def(self,"$name",$Module_name$51=function(){if(this.$$full_name)return this.$$full_name;for(var result=[],base=this;base;){if(base.$$name===nil||null==base.$$name)return nil;if(result.unshift(base.$$name),(base=base.$$base_module)===Opal.Object)break}return 0===result.length?nil:this.$$full_name=result.join("::")},$Module_name$51.$$arity=0),Opal.def(self,"$prepend",$Module_prepend$52=function($a){var mods;0===(mods=Opal.slice.call(arguments,0,arguments.length)).length&&this.$raise($$($nesting,"ArgumentError"),"wrong number of arguments (given 0, expected 1+)");for(var i=mods.length-1;0<=i;i--){var mod=mods[i];mod.$$is_module||this.$raise($$($nesting,"TypeError"),"wrong argument type "+mod.$class()+" (expected Module)"),mod.$prepend_features(this),mod.$prepended(this)}return this},$Module_prepend$52.$$arity=-1),Opal.def(self,"$prepend_features",$Module_prepend_features$53=function(prepender){return this.$$is_module||this.$raise($$($nesting,"TypeError"),"wrong argument type "+this.$class()+" (expected Module)"),Opal.prepend_features(this,prepender),this},$Module_prepend_features$53.$$arity=1),Opal.def(self,"$prepended",$Module_prepended$54=function(mod){return nil},$Module_prepended$54.$$arity=1),Opal.def(self,"$remove_const",$Module_remove_const$55=function(name){return Opal.const_remove(this,name)},$Module_remove_const$55.$$arity=1),Opal.def(self,"$to_s",$Module_to_s$56=function(){var $a;return $truthy($a=Opal.Module.$name.call(this))?$a:"#<"+(this.$$is_module?"Module":"Class")+":0x"+this.$__id__().$to_s(16)+">"},$Module_to_s$56.$$arity=0),Opal.def(self,"$undef_method",$Module_undef_method$57=function($a){for(var names,i=0,length=(names=Opal.slice.call(arguments,0,arguments.length)).length;i<length;i++)Opal.udef(this,"$"+names[i]);return this},$Module_undef_method$57.$$arity=-1),Opal.def(self,"$instance_variables",$Module_instance_variables$58=function(){var consts=nil;Opal.Module.$$nesting=$nesting,consts=this.$constants();var result=[];for(var name in this)this.hasOwnProperty(name)&&"$"!==name.charAt(0)&&"constructor"!==name&&!consts["$include?"](name)&&result.push("@"+name);return result},$Module_instance_variables$58.$$arity=0),Opal.def(self,"$dup",$Module_dup$59=function(){var $zuper_ii,$iter=$Module_dup$59.$$p,copy=nil,$zuper=nil,$zuper_i=nil;for($iter&&($Module_dup$59.$$p=null),$zuper_i=0,$zuper_ii=arguments.length,$zuper=new Array($zuper_ii);$zuper_i<$zuper_ii;$zuper_i++)$zuper[$zuper_i]=arguments[$zuper_i];return(copy=$send(this,Opal.find_super_dispatcher(this,"dup",$Module_dup$59,!1),$zuper,$iter)).$copy_class_variables(this),copy.$copy_constants(this),copy},$Module_dup$59.$$arity=0),Opal.def(self,"$copy_class_variables",$Module_copy_class_variables$60=function(other){for(var name in other.$$cvars)this.$$cvars[name]=other.$$cvars[name]},$Module_copy_class_variables$60.$$arity=1),Opal.def(self,"$copy_constants",$Module_copy_constants$61=function(other){var name,other_constants=other.$$const;for(name in other_constants)Opal.const_set(this,name,other_constants[name])},$Module_copy_constants$61.$$arity=1),nil&&"copy_constants"}($nesting[0],null,$nesting)},Opal.modules["corelib/class"]=function(Opal){var self=Opal.top,$nesting=[],nil=Opal.nil,$$=(Opal.const_get_qualified,Opal.const_get_relative),$klass=(Opal.breaker,Opal.slice,Opal.klass),$send=Opal.send;return Opal.add_stubs(["$require","$class_eval","$to_proc","$initialize_copy","$allocate","$name","$to_s"]),self.$require("corelib/module"),function($base,$super,$parent_nesting){var $Class_new$1,$Class_allocate$2,$Class_inherited$3,$Class_initialize_dup$4,$Class_new$5,$Class_superclass$6,$Class_to_s$7,self=$klass($base,null,"Class"),$nesting=[self].concat($parent_nesting);return Opal.defs(self,"$new",$Class_new$1=function(superclass){var $iter=$Class_new$1.$$p,block=$iter||nil;if($iter&&($Class_new$1.$$p=null),$iter&&($Class_new$1.$$p=null),null==superclass&&(superclass=$$($nesting,"Object")),!superclass.$$is_class)throw Opal.TypeError.$new("superclass must be a Class");var klass=Opal.allocate_class(nil,superclass);return superclass.$inherited(klass),block!==nil&&$send(klass,"class_eval",[],block.$to_proc()),klass},$Class_new$1.$$arity=-1),Opal.def(self,"$allocate",$Class_allocate$2=function(){var obj=new this.$$constructor;return obj.$$id=Opal.uid(),obj},$Class_allocate$2.$$arity=0),Opal.def(self,"$inherited",$Class_inherited$3=function(cls){return nil},$Class_inherited$3.$$arity=1),Opal.def(self,"$initialize_dup",$Class_initialize_dup$4=function(original){this.$initialize_copy(original),this.$$name=null,this.$$full_name=null},$Class_initialize_dup$4.$$arity=1),Opal.def(self,"$new",$Class_new$5=function($a){var args,$iter=$Class_new$5.$$p,block=$iter||nil;$iter&&($Class_new$5.$$p=null),$iter&&($Class_new$5.$$p=null),args=Opal.slice.call(arguments,0,arguments.length);var object=this.$allocate();return Opal.send(object,object.$initialize,args,block),object},$Class_new$5.$$arity=-1),Opal.def(self,"$superclass",$Class_superclass$6=function(){return this.$$super||nil},$Class_superclass$6.$$arity=0),Opal.def(self,"$to_s",$Class_to_s$7=function(){var $iter=$Class_to_s$7.$$p;$iter&&($Class_to_s$7.$$p=null);var singleton_of=this.$$singleton_of;return 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this.$new(quoted_validated.$join("|"),options)},$union$4.$$arity=-1),Opal.def(self,"$new",$new$5=function(regexp,options){if(regexp.$$is_regexp)return new RegExp(regexp);if("\\"===(regexp=$$($nesting,"Opal")["$coerce_to!"](regexp,$$($nesting,"String"),"to_str")).charAt(regexp.length-1)&&"\\"!==regexp.charAt(regexp.length-2)&&this.$raise($$($nesting,"RegexpError"),"too short escape sequence: /"+regexp+"/"),void 0===options||options["$!"]())return new RegExp(regexp);if(options.$$is_number){var temp="";$$($nesting,"IGNORECASE")&options&&(temp+="i"),$$($nesting,"MULTILINE")&options&&(temp+="m"),options=temp}else options="i";return new RegExp(regexp,options)},$new$5.$$arity=-2)}(Opal.get_singleton_class(self),$nesting),Opal.def(self,"$==",$Regexp_$eq_eq$6=function(other){return other instanceof RegExp&&this.toString()===other.toString()},$Regexp_$eq_eq$6.$$arity=1),Opal.def(self,"$===",$Regexp_$eq_eq_eq$7=function(string){return 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value},$Regexp_inspect$9.$$arity=0),Opal.def(self,"$match",$Regexp_match$10=function(string,pos){var $iter=$Regexp_match$10.$$p,block=$iter||nil;if(null==$gvars["~"]&&($gvars["~"]=nil),$iter&&($Regexp_match$10.$$p=null),$iter&&($Regexp_match$10.$$p=null),this.uninitialized&&this.$raise($$($nesting,"TypeError"),"uninitialized Regexp"),void 0===pos){if(string===nil)return $gvars["~"]=nil;var m=this.exec($$($nesting,"Opal").$coerce_to(string,$$($nesting,"String"),"to_str"));return m?($gvars["~"]=$$($nesting,"MatchData").$new(this,m),block===nil?$gvars["~"]:Opal.yield1(block,$gvars["~"])):$gvars["~"]=nil}if(pos=$$($nesting,"Opal").$coerce_to(pos,$$($nesting,"Integer"),"to_int"),string===nil)return $gvars["~"]=nil;if(string=$$($nesting,"Opal").$coerce_to(string,$$($nesting,"String"),"to_str"),pos<0&&(pos+=string.length)<0)return $gvars["~"]=nil;for(var md,re=Opal.global_regexp(this);;){if(null===(md=re.exec(string)))return $gvars["~"]=nil;if(md.index>=pos)return 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self.$$prototype.matches=nil,self.$attr_reader("post_match","pre_match","regexp","string"),Opal.def(self,"$initialize",$MatchData_initialize$16=function(regexp,match_groups){($gvars["~"]=this).regexp=regexp,this.begin=match_groups.index,this.string=match_groups.input,this.pre_match=match_groups.input.slice(0,match_groups.index),this.post_match=match_groups.input.slice(match_groups.index+match_groups[0].length),this.matches=[];for(var i=0,length=match_groups.length;i<length;i++){var group=match_groups[i];null==group?this.matches.push(nil):this.matches.push(group)}},$MatchData_initialize$16.$$arity=2),Opal.def(self,"$[]",$MatchData_$$$17=function($a){var args;return args=Opal.slice.call(arguments,0,arguments.length),$send(this.matches,"[]",Opal.to_a(args))},$MatchData_$$$17.$$arity=-1),Opal.def(self,"$offset",$MatchData_offset$18=function(n){return 0!==n&&this.$raise($$($nesting,"ArgumentError"),"MatchData#offset only supports 0th 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this.matches.slice(1)},$MatchData_captures$22.$$arity=0),Opal.def(self,"$inspect",$MatchData_inspect$23=function(){for(var str="#<MatchData "+this.matches[0].$inspect(),i=1,length=this.matches.length;i<length;i++)str+=" "+i+":"+this.matches[i].$inspect();return str+">"},$MatchData_inspect$23.$$arity=0),Opal.def(self,"$length",$MatchData_length$24=function(){return this.matches.length},$MatchData_length$24.$$arity=0),Opal.alias(self,"size","length"),Opal.def(self,"$to_a",$MatchData_to_a$25=function(){return this.matches},$MatchData_to_a$25.$$arity=0),Opal.def(self,"$to_s",$MatchData_to_s$26=function(){return this.matches[0]},$MatchData_to_s$26.$$arity=0),Opal.def(self,"$values_at",$MatchData_values_at$27=function($a){var args;args=Opal.slice.call(arguments,0,arguments.length);var i,a,index,values=[];for(i=0;i<args.length;i++)args[i].$$is_range&&((a=args[i].$to_a()).unshift(i,1),Array.prototype.splice.apply(args,a)),(index=$$($nesting,"Opal")["$coerce_to!"](args[i],$$($nesting,"Integer"),"to_int"))<0&&(index+=this.matches.length)<0?values.push(nil):values.push(this.matches[index]);return values},$MatchData_values_at$27.$$arity=-1),nil&&"values_at"}($nesting[0],0,$nesting)},Opal.modules["corelib/string"]=function(Opal){function $rb_divide(lhs,rhs){return"number"==typeof lhs&&"number"==typeof rhs?lhs/rhs:lhs["$/"](rhs)}function $rb_plus(lhs,rhs){return"number"==typeof lhs&&"number"==typeof rhs?lhs+rhs:lhs["$+"](rhs)}var self=Opal.top,$nesting=[],nil=Opal.nil,$$$=Opal.const_get_qualified,$$=Opal.const_get_relative,$klass=(Opal.breaker,Opal.slice,Opal.klass),$truthy=Opal.truthy,$send=Opal.send,$gvars=Opal.gvars;return Opal.add_stubs(["$require","$include","$coerce_to?","$coerce_to","$raise","$===","$format","$to_s","$respond_to?","$to_str","$<=>","$==","$=~","$new","$force_encoding","$casecmp","$empty?","$ljust","$ceil","$/","$+","$rjust","$floor","$to_a","$each_char","$to_proc","$coerce_to!","$copy_singleton_methods","$initialize_clone","$initialize_dup","$enum_for","$size","$chomp","$[]","$to_i","$each_line","$encoding","$class","$match","$match?","$captures","$proc","$succ","$escape"]),self.$require("corelib/comparable"),self.$require("corelib/regexp"),function($base,$super,$parent_nesting){var $String___id__$1,$String_try_convert$2,$String_new$3,$String_initialize$4,$String_$percent$5,$String_$$6,$String_$plus$7,$String_$lt_eq_gt$8,$String_$eq_eq$9,$String_$eq_tilde$10,$String_$$$11,$String_b$12,$String_capitalize$13,$String_casecmp$14,$String_casecmp$ques$15,$String_center$16,$String_chars$17,$String_chomp$18,$String_chop$19,$String_chr$20,$String_clone$21,$String_dup$22,$String_count$23,$String_delete$24,$String_delete_prefix$25,$String_delete_suffix$26,$String_downcase$27,$String_each_char$28,$String_each_line$30,$String_empty$ques$31,$String_end_with$ques$32,$String_gsub$33,$String_hash$34,$String_hex$35,$String_include$ques$36,$String_index$37,$String_inspect$38,$String_intern$39,$String_lines$40,$String_length$41,$String_ljust$42,$String_lstrip$43,$String_ascii_only$ques$44,$String_match$45,$String_match$ques$46,$String_next$47,$String_oct$48,$String_ord$49,$String_partition$50,$String_reverse$51,$String_rindex$52,$String_rjust$53,$String_rpartition$54,$String_rstrip$55,$String_scan$56,$String_split$57,$String_squeeze$58,$String_start_with$ques$59,$String_strip$60,$String_sub$61,$String_sum$62,$String_swapcase$63,$String_to_f$64,$String_to_i$65,$String_to_proc$66,$String_to_s$68,$String_tr$69,$String_tr_s$70,$String_upcase$71,$String_upto$72,$String_instance_variables$73,$String__load$74,$String_unicode_normalize$75,$String_unicode_normalized$ques$76,$String_unpack$77,$String_unpack1$78,self=$klass($base,$super,"String"),$nesting=[self].concat($parent_nesting);function char_class_from_char_sets(sets){function explode_sequences_in_character_set(set){var i,curr_char,skip_next_dash,char_code_from,char_code_upto,char_code,result="",len=set.length;for(i=0;i<len;i++)if("-"===(curr_char=set.charAt(i))&&0<i&&i<len-1&&!skip_next_dash){for(char_code_from=set.charCodeAt(i-1),(char_code_upto=set.charCodeAt(i+1))<char_code_from&&self.$raise($$($nesting,"ArgumentError"),'invalid range "'+char_code_from+"-"+char_code_upto+'" in string transliteration'),char_code=char_code_from+1;char_code<char_code_upto+1;char_code++)result+=String.fromCharCode(char_code);skip_next_dash=!0,i++}else skip_next_dash="\\"===curr_char,result+=curr_char;return result}function intersection(setA,setB){if(0===setA.length)return setB;var i,chr,result="",len=setA.length;for(i=0;i<len;i++)chr=setA.charAt(i),-1!==setB.indexOf(chr)&&(result+=chr);return result}var i,len,set,neg,chr,tmp,pos_intersection="",neg_intersection="";for(i=0,len=sets.length;i<len;i++)set=explode_sequences_in_character_set((neg="^"===(set=$$($nesting,"Opal").$coerce_to(sets[i],$$($nesting,"String"),"to_str")).charAt(0)&&1<set.length)?set.slice(1):set),neg?neg_intersection=intersection(neg_intersection,set):pos_intersection=intersection(pos_intersection,set);if(0<pos_intersection.length&&0<neg_intersection.length){for(tmp="",i=0,len=pos_intersection.length;i<len;i++)chr=pos_intersection.charAt(i),-1===neg_intersection.indexOf(chr)&&(tmp+=chr);pos_intersection=tmp,neg_intersection=""}return 0<pos_intersection.length?"["+$$($nesting,"Regexp").$escape(pos_intersection)+"]":0<neg_intersection.length?"[^"+$$($nesting,"Regexp").$escape(neg_intersection)+"]":null}self.$include($$($nesting,"Comparable")),Opal.defineProperty(self.$$prototype,"$$is_string",!0),Opal.defineProperty(self.$$prototype,"$$cast",function(string){var klass=this.$$class;return klass.$$constructor===String?string:new klass.$$constructor(string)}),Opal.def(self,"$__id__",$String___id__$1=function(){return this.toString()},$String___id__$1.$$arity=0),Opal.alias(self,"object_id","__id__"),Opal.defs(self,"$try_convert",$String_try_convert$2=function(what){return $$($nesting,"Opal")["$coerce_to?"](what,$$($nesting,"String"),"to_str")},$String_try_convert$2.$$arity=1),Opal.defs(self,"$new",$String_new$3=function(str){return null==str&&(str=""),str=$$($nesting,"Opal").$coerce_to(str,$$($nesting,"String"),"to_str"),new this.$$constructor(str)},$String_new$3.$$arity=-1),Opal.def(self,"$initialize",$String_initialize$4=function(str){return void 0===str?this:this.$raise($$($nesting,"NotImplementedError"),"Mutable strings are not supported in Opal.")},$String_initialize$4.$$arity=-1),Opal.def(self,"$%",$String_$percent$5=function(data){var self=this;return $truthy($$($nesting,"Array")["$==="](data))?$send(self,"format",[self].concat(Opal.to_a(data))):self.$format(self,data)},$String_$percent$5.$$arity=1),Opal.def(self,"$*",$String_$$6=function(count){if((count=$$($nesting,"Opal").$coerce_to(count,$$($nesting,"Integer"),"to_int"))<0&&this.$raise($$($nesting,"ArgumentError"),"negative argument"),0===count)return this.$$cast("");var result="",string=this.toString();for(string.length*count>=1<<28&&this.$raise($$($nesting,"RangeError"),"multiply count must not overflow maximum string size");1==(1&count)&&(result+=string),0!==(count>>>=1);)string+=string;return this.$$cast(result)},$String_$$6.$$arity=1),Opal.def(self,"$+",$String_$plus$7=function(other){return this+(other=$$($nesting,"Opal").$coerce_to(other,$$($nesting,"String"),"to_str")).$to_s()},$String_$plus$7.$$arity=1),Opal.def(self,"$<=>",$String_$lt_eq_gt$8=function(other){if($truthy(other["$respond_to?"]("to_str")))return(other=other.$to_str().$to_s())<this?1:this<other?-1:0;var cmp=other["$<=>"](this);return cmp===nil?nil:0<cmp?-1:cmp<0?1:0},$String_$lt_eq_gt$8.$$arity=1),Opal.def(self,"$==",$String_$eq_eq$9=function(other){return other.$$is_string?this.toString()===other.toString():!!$$($nesting,"Opal")["$respond_to?"](other,"to_str")&&other["$=="](this)},$String_$eq_eq$9.$$arity=1),Opal.alias(self,"eql?","=="),Opal.alias(self,"===","=="),Opal.def(self,"$=~",$String_$eq_tilde$10=function(other){return other.$$is_string&&this.$raise($$($nesting,"TypeError"),"type mismatch: String given"),other["$=~"](this)},$String_$eq_tilde$10.$$arity=1),Opal.def(self,"$[]",$String_$$$11=function(index,length){var exclude,size=this.length;if(index.$$is_range)return exclude=index.excl,length=$$($nesting,"Opal").$coerce_to(index.end,$$($nesting,"Integer"),"to_int"),index=$$($nesting,"Opal").$coerce_to(index.begin,$$($nesting,"Integer"),"to_int"),Math.abs(index)>size?nil:(index<0&&(index+=size),length<0&&(length+=size),exclude||(length+=1),(length-=index)<0&&(length=0),this.$$cast(this.substr(index,length)));if(index.$$is_string)return null!=length&&this.$raise($$($nesting,"TypeError")),-1!==this.indexOf(index)?this.$$cast(index):nil;if(index.$$is_regexp){var match=this.match(index);return null===match?$gvars["~"]=nil:($gvars["~"]=$$($nesting,"MatchData").$new(index,match),null==length?this.$$cast(match[0]):(length=$$($nesting,"Opal").$coerce_to(length,$$($nesting,"Integer"),"to_int"))<0&&-length<match.length?this.$$cast(match[length+=match.length]):0<=length&&length<match.length?this.$$cast(match[length]):nil)}return(index=$$($nesting,"Opal").$coerce_to(index,$$($nesting,"Integer"),"to_int"))<0&&(index+=size),null==length?size<=index||index<0?nil:this.$$cast(this.substr(index,1)):(length=$$($nesting,"Opal").$coerce_to(length,$$($nesting,"Integer"),"to_int"))<0?nil:size<index||index<0?nil:this.$$cast(this.substr(index,length))},$String_$$$11.$$arity=-2),Opal.alias(self,"byteslice","[]"),Opal.def(self,"$b",$String_b$12=function(){return this.$force_encoding("binary")},$String_b$12.$$arity=0),Opal.def(self,"$capitalize",$String_capitalize$13=function(){return this.$$cast(this.charAt(0).toUpperCase()+this.substr(1).toLowerCase())},$String_capitalize$13.$$arity=0),Opal.def(self,"$casecmp",$String_casecmp$14=function(other){var self=this;if(!$truthy(other["$respond_to?"]("to_str")))return nil;other=$$($nesting,"Opal").$coerce_to(other,$$($nesting,"String"),"to_str").$to_s();var ascii_only=/^[\x00-\x7F]*$/;return ascii_only.test(self)&&ascii_only.test(other)&&(self=self.toLowerCase(),other=other.toLowerCase()),self["$<=>"](other)},$String_casecmp$14.$$arity=1),Opal.def(self,"$casecmp?",$String_casecmp$ques$15=function(other){var cmp=this.$casecmp(other);return cmp===nil?nil:0===cmp},$String_casecmp$ques$15.$$arity=1),Opal.def(self,"$center",$String_center$16=function(width,padstr){if(null==padstr&&(padstr=" "),width=$$($nesting,"Opal").$coerce_to(width,$$($nesting,"Integer"),"to_int"),padstr=$$($nesting,"Opal").$coerce_to(padstr,$$($nesting,"String"),"to_str").$to_s(),$truthy(padstr["$empty?"]())&&this.$raise($$($nesting,"ArgumentError"),"zero width padding"),$truthy(width<=this.length))return this;var ljustified=this.$ljust($rb_divide($rb_plus(width,this.length),2).$ceil(),padstr),rjustified=this.$rjust($rb_divide($rb_plus(width,this.length),2).$floor(),padstr);return this.$$cast(rjustified+ljustified.slice(this.length))},$String_center$16.$$arity=-2),Opal.def(self,"$chars",$String_chars$17=function(){var $iter=$String_chars$17.$$p,block=$iter||nil;return $iter&&($String_chars$17.$$p=null),$iter&&($String_chars$17.$$p=null),$truthy(block)?$send(this,"each_char",[],block.$to_proc()):this.$each_char().$to_a()},$String_chars$17.$$arity=0),Opal.def(self,"$chomp",$String_chomp$18=function(separator){var result;if(null==$gvars["/"]&&($gvars["/"]=nil),null==separator&&(separator=$gvars["/"]),$truthy(separator===nil||0===this.length))return this;if("\n"===(separator=$$($nesting,"Opal")["$coerce_to!"](separator,$$($nesting,"String"),"to_str").$to_s()))result=this.replace(/\r?\n?$/,"");else if(""===separator)result=this.replace(/(\r?\n)+$/,"");else if(this.length>=separator.length){this.substr(this.length-separator.length,separator.length)===separator&&(result=this.substr(0,this.length-separator.length))}return null!=result?this.$$cast(result):this},$String_chomp$18.$$arity=-1),Opal.def(self,"$chop",$String_chop$19=function(){var result,length=this.length;return result=length<=1?"":"\n"===this.charAt(length-1)&&"\r"===this.charAt(length-2)?this.substr(0,length-2):this.substr(0,length-1),this.$$cast(result)},$String_chop$19.$$arity=0),Opal.def(self,"$chr",$String_chr$20=function(){return this.charAt(0)},$String_chr$20.$$arity=0),Opal.def(self,"$clone",$String_clone$21=function(){var copy=nil;return(copy=this.slice()).$copy_singleton_methods(this),copy.$initialize_clone(this),copy},$String_clone$21.$$arity=0),Opal.def(self,"$dup",$String_dup$22=function(){var copy=nil;return(copy=this.slice()).$initialize_dup(this),copy},$String_dup$22.$$arity=0),Opal.def(self,"$count",$String_count$23=function($a){var sets;0===(sets=Opal.slice.call(arguments,0,arguments.length)).length&&this.$raise($$($nesting,"ArgumentError"),"ArgumentError: wrong number of arguments (0 for 1+)");var char_class=char_class_from_char_sets(sets);return null===char_class?0:this.length-this.replace(new RegExp(char_class,"g"),"").length},$String_count$23.$$arity=-1),Opal.def(self,"$delete",$String_delete$24=function($a){var sets;0===(sets=Opal.slice.call(arguments,0,arguments.length)).length&&this.$raise($$($nesting,"ArgumentError"),"ArgumentError: wrong number of arguments (0 for 1+)");var char_class=char_class_from_char_sets(sets);return null===char_class?this:this.$$cast(this.replace(new RegExp(char_class,"g"),""))},$String_delete$24.$$arity=-1),Opal.def(self,"$delete_prefix",$String_delete_prefix$25=function(prefix){return prefix.$$is_string||(prefix=$$($nesting,"Opal").$coerce_to(prefix,$$($nesting,"String"),"to_str")),this.slice(0,prefix.length)===prefix?this.$$cast(this.slice(prefix.length)):this},$String_delete_prefix$25.$$arity=1),Opal.def(self,"$delete_suffix",$String_delete_suffix$26=function(suffix){return suffix.$$is_string||(suffix=$$($nesting,"Opal").$coerce_to(suffix,$$($nesting,"String"),"to_str")),this.slice(this.length-suffix.length)===suffix?this.$$cast(this.slice(0,this.length-suffix.length)):this},$String_delete_suffix$26.$$arity=1),Opal.def(self,"$downcase",$String_downcase$27=function(){return this.$$cast(this.toLowerCase())},$String_downcase$27.$$arity=0),Opal.def(self,"$each_char",$String_each_char$28=function(){var $$29,$iter=$String_each_char$28.$$p,block=$iter||nil;if($iter&&($String_each_char$28.$$p=null),$iter&&($String_each_char$28.$$p=null),block===nil)return $send(this,"enum_for",["each_char"],(($$29=function(){return($$29.$$s||this).$size()}).$$s=this,$$29.$$arity=0,$$29));for(var i=0,length=this.length;i<length;i++)Opal.yield1(block,this.charAt(i));return this},$String_each_char$28.$$arity=0),Opal.def(self,"$each_line",$String_each_line$30=function(separator){var a,i,n,length,chomped,trailing,splitted,$iter=$String_each_line$30.$$p,block=$iter||nil;if(null==$gvars["/"]&&($gvars["/"]=nil),$iter&&($String_each_line$30.$$p=null),$iter&&($String_each_line$30.$$p=null),null==separator&&(separator=$gvars["/"]),block===nil)return this.$enum_for("each_line",separator);if(separator===nil)return Opal.yield1(block,this),this;if(0===(separator=$$($nesting,"Opal").$coerce_to(separator,$$($nesting,"String"),"to_str")).length){for(i=0,n=(a=this.split(/(\n{2,})/)).length;i<n;i+=2)if(a[i]||a[i+1]){var value=(a[i]||"")+(a[i+1]||"");Opal.yield1(block,this.$$cast(value))}return this}for(chomped=this.$chomp(separator),trailing=this.length!=chomped.length,i=0,length=(splitted=chomped.split(separator)).length;i<length;i++)i<length-1||trailing?Opal.yield1(block,this.$$cast(splitted[i]+separator)):Opal.yield1(block,this.$$cast(splitted[i]));return this},$String_each_line$30.$$arity=-1),Opal.def(self,"$empty?",$String_empty$ques$31=function(){return 0===this.length},$String_empty$ques$31.$$arity=0),Opal.def(self,"$end_with?",$String_end_with$ques$32=function($a){for(var suffixes,i=0,length=(suffixes=Opal.slice.call(arguments,0,arguments.length)).length;i<length;i++){var suffix=$$($nesting,"Opal").$coerce_to(suffixes[i],$$($nesting,"String"),"to_str").$to_s();if(this.length>=suffix.length&&this.substr(this.length-suffix.length,suffix.length)==suffix)return!0}return!1},$String_end_with$ques$32.$$arity=-1),Opal.alias(self,"equal?","==="),Opal.def(self,"$gsub",$String_gsub$33=function(pattern,replacement){var $iter=$String_gsub$33.$$p,block=$iter||nil,self=this;if($iter&&($String_gsub$33.$$p=null),$iter&&($String_gsub$33.$$p=null),void 0===replacement&&block===nil)return self.$enum_for("gsub",pattern);var match,_replacement,lastIndex,result="",match_data=nil,index=0;for(pattern=pattern.$$is_regexp?Opal.global_multiline_regexp(pattern):(pattern=$$($nesting,"Opal").$coerce_to(pattern,$$($nesting,"String"),"to_str"),new RegExp(pattern.replace(/[.*+?^${}()|[\]\\]/g,"\\$&"),"gm"));;){if(null===(match=pattern.exec(self))){$gvars["~"]=nil,result+=self.slice(index);break}match_data=$$($nesting,"MatchData").$new(pattern,match),void 0===replacement?(lastIndex=pattern.lastIndex,_replacement=block(match[0]),pattern.lastIndex=lastIndex):_replacement=replacement.$$is_hash?replacement["$[]"](match[0]).$to_s():(replacement.$$is_string||(replacement=$$($nesting,"Opal").$coerce_to(replacement,$$($nesting,"String"),"to_str")),replacement.replace(/([\\]+)([0-9+&`'])/g,function(original,slashes,command){if(slashes.length%2==0)return original;switch(command){case"+":for(var i=match.length-1;0<i;i--)if(void 0!==match[i])return slashes.slice(1)+match[i];return"";case"&":return slashes.slice(1)+match[0];case"`":return slashes.slice(1)+self.slice(0,match.index);case"'":return slashes.slice(1)+self.slice(match.index+match[0].length);default:return slashes.slice(1)+(match[command]||"")}}).replace(/\\\\/g,"\\")),pattern.lastIndex===match.index?(result+=_replacement+self.slice(index,match.index+1),pattern.lastIndex+=1):result+=self.slice(index,match.index)+_replacement,index=pattern.lastIndex}return $gvars["~"]=match_data,self.$$cast(result)},$String_gsub$33.$$arity=-2),Opal.def(self,"$hash",$String_hash$34=function(){return this.toString()},$String_hash$34.$$arity=0),Opal.def(self,"$hex",$String_hex$35=function(){return this.$to_i(16)},$String_hex$35.$$arity=0),Opal.def(self,"$include?",$String_include$ques$36=function(other){return other.$$is_string||(other=$$($nesting,"Opal").$coerce_to(other,$$($nesting,"String"),"to_str")),-1!==this.indexOf(other)},$String_include$ques$36.$$arity=1),Opal.def(self,"$index",$String_index$37=function(search,offset){var index,match,regex;if(void 0===offset)offset=0;else if((offset=$$($nesting,"Opal").$coerce_to(offset,$$($nesting,"Integer"),"to_int"))<0&&(offset+=this.length)<0)return nil;if(search.$$is_regexp)for(regex=Opal.global_multiline_regexp(search);;){if(null===(match=regex.exec(this))){$gvars["~"]=nil,index=-1;break}if(match.index>=offset){$gvars["~"]=$$($nesting,"MatchData").$new(regex,match),index=match.index;break}regex.lastIndex=match.index+1}else index=0===(search=$$($nesting,"Opal").$coerce_to(search,$$($nesting,"String"),"to_str")).length&&offset>this.length?-1:this.indexOf(search,offset);return-1===index?nil:index},$String_index$37.$$arity=-2),Opal.def(self,"$inspect",$String_inspect$38=function(){var meta={"":"\\a","":"\\e","\b":"\\b","\t":"\\t","\n":"\\n","\f":"\\f","\r":"\\r","\v":"\\v",'"':'\\"',"\\":"\\\\"};return'"'+this.replace(/[\\\"\x00-\x1f\u007F-\u009F\u0600-\u0604\u070f\u17b4\u17b5\u200c-\u200f\u2028-\u202f\u2060-\u206f\ufeff\ufff0-\uffff]/g,function(chr){return meta[chr]||"\\u"+("0000"+chr.charCodeAt(0).toString(16).toUpperCase()).slice(-4)}).replace(/\#[\$\@\{]/g,"\\$&")+'"'},$String_inspect$38.$$arity=0),Opal.def(self,"$intern",$String_intern$39=function(){return this.toString()},$String_intern$39.$$arity=0),Opal.def(self,"$lines",$String_lines$40=function(separator){var $iter=$String_lines$40.$$p,block=$iter||nil,e=nil;return null==$gvars["/"]&&($gvars["/"]=nil),$iter&&($String_lines$40.$$p=null),$iter&&($String_lines$40.$$p=null),null==separator&&(separator=$gvars["/"]),e=$send(this,"each_line",[separator],block.$to_proc()),$truthy(block)?this:e.$to_a()},$String_lines$40.$$arity=-1),Opal.def(self,"$length",$String_length$41=function(){return this.length},$String_length$41.$$arity=0),Opal.def(self,"$ljust",$String_ljust$42=function(width,padstr){if(null==padstr&&(padstr=" "),width=$$($nesting,"Opal").$coerce_to(width,$$($nesting,"Integer"),"to_int"),padstr=$$($nesting,"Opal").$coerce_to(padstr,$$($nesting,"String"),"to_str").$to_s(),$truthy(padstr["$empty?"]())&&this.$raise($$($nesting,"ArgumentError"),"zero width padding"),$truthy(width<=this.length))return this;var index=-1,result="";for(width-=this.length;++index<width;)result+=padstr;return this.$$cast(this+result.slice(0,width))},$String_ljust$42.$$arity=-2),Opal.def(self,"$lstrip",$String_lstrip$43=function(){return this.replace(/^\s*/,"")},$String_lstrip$43.$$arity=0),Opal.def(self,"$ascii_only?",$String_ascii_only$ques$44=function(){return!this.$encoding()["$=="]($$$($$($nesting,"Encoding"),"UTF_16BE"))&&/^[\x00-\x7F]*$/.test(this)},$String_ascii_only$ques$44.$$arity=0),Opal.def(self,"$match",$String_match$45=function(pattern,pos){var $a,$iter=$String_match$45.$$p,block=$iter||nil;return $iter&&($String_match$45.$$p=null),$iter&&($String_match$45.$$p=null),$truthy($truthy($a=$$($nesting,"String")["$==="](pattern))?$a:pattern["$respond_to?"]("to_str"))&&(pattern=$$($nesting,"Regexp").$new(pattern.$to_str())),$truthy($$($nesting,"Regexp")["$==="](pattern))||this.$raise($$($nesting,"TypeError"),"wrong argument type "+pattern.$class()+" (expected Regexp)"),$send(pattern,"match",[this,pos],block.$to_proc())},$String_match$45.$$arity=-2),Opal.def(self,"$match?",$String_match$ques$46=function(pattern,pos){var $a;return $truthy($truthy($a=$$($nesting,"String")["$==="](pattern))?$a:pattern["$respond_to?"]("to_str"))&&(pattern=$$($nesting,"Regexp").$new(pattern.$to_str())),$truthy($$($nesting,"Regexp")["$==="](pattern))||this.$raise($$($nesting,"TypeError"),"wrong argument type "+pattern.$class()+" (expected Regexp)"),pattern["$match?"](this,pos)},$String_match$ques$46.$$arity=-2),Opal.def(self,"$next",$String_next$47=function(){var i=this.length;if(0===i)return this.$$cast("");for(var code,result=this,first_alphanum_char_index=this.search(/[a-zA-Z0-9]/),carry=!1;i--;){if(48<=(code=this.charCodeAt(i))&&code<=57||65<=code&&code<=90||97<=code&&code<=122)switch(code){case 57:carry=!0,code=48;break;case 90:carry=!0,code=65;break;case 122:carry=!0,code=97;break;default:carry=!1,code+=1}else-1===first_alphanum_char_index?255===code?(carry=!0,code=0):(carry=!1,code+=1):carry=!0;if(result=result.slice(0,i)+String.fromCharCode(code)+result.slice(i+1),carry&&(0===i||i===first_alphanum_char_index)){switch(code){case 65:case 97:break;default:code+=1}result=0===i?String.fromCharCode(code)+result:result.slice(0,i)+String.fromCharCode(code)+result.slice(i),carry=!1}if(!carry)break}return this.$$cast(result)},$String_next$47.$$arity=0),Opal.def(self,"$oct",$String_oct$48=function(){var result,string=this,radix=8;return/^\s*_/.test(string)?0:(string=string.replace(/^(\s*[+-]?)(0[bodx]?)(.+)$/i,function(original,head,flag,tail){switch(tail.charAt(0)){case"+":case"-":return original;case"0":if("x"===tail.charAt(1)&&"0x"===flag)return original}switch(flag){case"0b":radix=2;break;case"0":case"0o":radix=8;break;case"0d":radix=10;break;case"0x":radix=16}return head+tail}),result=parseInt(string.replace(/_(?!_)/g,""),radix),isNaN(result)?0:result)},$String_oct$48.$$arity=0),Opal.def(self,"$ord",$String_ord$49=function(){return this.charCodeAt(0)},$String_ord$49.$$arity=0),Opal.def(self,"$partition",$String_partition$50=function(sep){var i,m;return-1===(i=sep.$$is_regexp?null===(m=sep.exec(this))?-1:($$($nesting,"MatchData").$new(sep,m),sep=m[0],m.index):(sep=$$($nesting,"Opal").$coerce_to(sep,$$($nesting,"String"),"to_str"),this.indexOf(sep)))?[this,"",""]:[this.slice(0,i),this.slice(i,i+sep.length),this.slice(i+sep.length)]},$String_partition$50.$$arity=1),Opal.def(self,"$reverse",$String_reverse$51=function(){return this.split("").reverse().join("")},$String_reverse$51.$$arity=0),Opal.def(self,"$rindex",$String_rindex$52=function(search,offset){var i,m,r,_m;if(void 0===offset)offset=this.length;else if((offset=$$($nesting,"Opal").$coerce_to(offset,$$($nesting,"Integer"),"to_int"))<0&&(offset+=this.length)<0)return nil;if(search.$$is_regexp){for(m=null,r=Opal.global_multiline_regexp(search);!(null===(_m=r.exec(this))||_m.index>offset);)m=_m,r.lastIndex=m.index+1;i=null===m?($gvars["~"]=nil,-1):($$($nesting,"MatchData").$new(r,m),m.index)}else search=$$($nesting,"Opal").$coerce_to(search,$$($nesting,"String"),"to_str"),i=this.lastIndexOf(search,offset);return-1===i?nil:i},$String_rindex$52.$$arity=-2),Opal.def(self,"$rjust",$String_rjust$53=function(width,padstr){if(null==padstr&&(padstr=" "),width=$$($nesting,"Opal").$coerce_to(width,$$($nesting,"Integer"),"to_int"),padstr=$$($nesting,"Opal").$coerce_to(padstr,$$($nesting,"String"),"to_str").$to_s(),$truthy(padstr["$empty?"]())&&this.$raise($$($nesting,"ArgumentError"),"zero width padding"),$truthy(width<=this.length))return this;var chars=Math.floor(width-this.length),patterns=Math.floor(chars/padstr.length),result=Array(patterns+1).join(padstr),remaining=chars-result.length;return this.$$cast(result+padstr.slice(0,remaining)+this)},$String_rjust$53.$$arity=-2),Opal.def(self,"$rpartition",$String_rpartition$54=function(sep){var i,m,r,_m;if(sep.$$is_regexp){for(m=null,r=Opal.global_multiline_regexp(sep);null!==(_m=r.exec(this));)m=_m,r.lastIndex=m.index+1;i=null===m?-1:($$($nesting,"MatchData").$new(r,m),sep=m[0],m.index)}else sep=$$($nesting,"Opal").$coerce_to(sep,$$($nesting,"String"),"to_str"),i=this.lastIndexOf(sep);return-1===i?["","",this]:[this.slice(0,i),this.slice(i,i+sep.length),this.slice(i+sep.length)]},$String_rpartition$54.$$arity=1),Opal.def(self,"$rstrip",$String_rstrip$55=function(){return this.replace(/[\s\u0000]*$/,"")},$String_rstrip$55.$$arity=0),Opal.def(self,"$scan",$String_scan$56=function(pattern){var $iter=$String_scan$56.$$p,block=$iter||nil;$iter&&($String_scan$56.$$p=null),$iter&&($String_scan$56.$$p=null);var match,result=[],match_data=nil;for(pattern=pattern.$$is_regexp?Opal.global_multiline_regexp(pattern):(pattern=$$($nesting,"Opal").$coerce_to(pattern,$$($nesting,"String"),"to_str"),new RegExp(pattern.replace(/[.*+?^${}()|[\]\\]/g,"\\$&"),"gm"));null!=(match=pattern.exec(this));)match_data=$$($nesting,"MatchData").$new(pattern,match),block===nil?1==match.length?result.push(match[0]):result.push(match_data.$captures()):1==match.length?block(match[0]):block.call(this,match_data.$captures()),pattern.lastIndex===match.index&&(pattern.lastIndex+=1);return $gvars["~"]=match_data,block!==nil?this:result},$String_scan$56.$$arity=1),Opal.alias(self,"size","length"),Opal.alias(self,"slice","[]"),Opal.def(self,"$split",$String_split$57=function(pattern,limit){var $a,self=this;if(null==$gvars[";"]&&($gvars[";"]=nil),0===self.length)return[];if(void 0===limit)limit=0;else if(1===(limit=$$($nesting,"Opal")["$coerce_to!"](limit,$$($nesting,"Integer"),"to_int")))return[self];void 0!==pattern&&pattern!==nil||(pattern=$truthy($a=$gvars[";"])?$a:" ");var match,i,ii,result=[],string=self.toString(),index=0;if(pattern.$$is_regexp?pattern=Opal.global_multiline_regexp(pattern):" "===(pattern=$$($nesting,"Opal").$coerce_to(pattern,$$($nesting,"String"),"to_str").$to_s())?(pattern=/\s+/gm,string=string.replace(/^\s+/,"")):pattern=new RegExp(pattern.replace(/[.*+?^${}()|[\]\\]/g,"\\$&"),"gm"),1===(result=string.split(pattern)).length&&result[0]===string)return[self.$$cast(result[0])];for(;-1!==(i=result.indexOf(void 0));)result.splice(i,1);function castResult(){for(i=0;i<result.length;i++)result[i]=self.$$cast(result[i])}if(0===limit){for(;""===result[result.length-1];)result.length-=1;return castResult(),result}if(match=pattern.exec(string),limit<0){if(null!==match&&""===match[0]&&-1===pattern.source.indexOf("(?="))for(i=0,ii=match.length;i<ii;i++)result.push("");return castResult(),result}if(null!==match&&""===match[0])return result.splice(limit-1,result.length-1,result.slice(limit-1).join("")),castResult(),result;if(limit>=result.length)return castResult(),result;for(i=0;null!==match&&(i++,index=pattern.lastIndex,i+1!==limit);)match=pattern.exec(string);return result.splice(limit-1,result.length-1,string.slice(index)),castResult(),result},$String_split$57.$$arity=-1),Opal.def(self,"$squeeze",$String_squeeze$58=function($a){var sets;if(0===(sets=Opal.slice.call(arguments,0,arguments.length)).length)return this.$$cast(this.replace(/(.)\1+/g,"$1"));var char_class=char_class_from_char_sets(sets);return null===char_class?this:this.$$cast(this.replace(new RegExp("("+char_class+")\\1+","g"),"$1"))},$String_squeeze$58.$$arity=-1),Opal.def(self,"$start_with?",$String_start_with$ques$59=function($a){for(var prefixes,i=0,length=(prefixes=Opal.slice.call(arguments,0,arguments.length)).length;i<length;i++){var prefix=$$($nesting,"Opal").$coerce_to(prefixes[i],$$($nesting,"String"),"to_str").$to_s();if(0===this.indexOf(prefix))return!0}return!1},$String_start_with$ques$59.$$arity=-1),Opal.def(self,"$strip",$String_strip$60=function(){return this.replace(/^\s*/,"").replace(/[\s\u0000]*$/,"")},$String_strip$60.$$arity=0),Opal.def(self,"$sub",$String_sub$61=function(pattern,replacement){var $iter=$String_sub$61.$$p,block=$iter||nil,self=this;$iter&&($String_sub$61.$$p=null),$iter&&($String_sub$61.$$p=null),pattern.$$is_regexp||(pattern=$$($nesting,"Opal").$coerce_to(pattern,$$($nesting,"String"),"to_str"),pattern=new RegExp(pattern.replace(/[.*+?^${}()|[\]\\]/g,"\\$&")));var result,match=pattern.exec(self);return result=null===match?($gvars["~"]=nil,self.toString()):($$($nesting,"MatchData").$new(pattern,match),void 0===replacement?(block===nil&&self.$raise($$($nesting,"ArgumentError"),"wrong number of arguments (1 for 2)"),self.slice(0,match.index)+block(match[0])+self.slice(match.index+match[0].length)):replacement.$$is_hash?self.slice(0,match.index)+replacement["$[]"](match[0]).$to_s()+self.slice(match.index+match[0].length):(replacement=(replacement=$$($nesting,"Opal").$coerce_to(replacement,$$($nesting,"String"),"to_str")).replace(/([\\]+)([0-9+&`'])/g,function(original,slashes,command){if(slashes.length%2==0)return original;switch(command){case"+":for(var i=match.length-1;0<i;i--)if(void 0!==match[i])return slashes.slice(1)+match[i];return"";case"&":return slashes.slice(1)+match[0];case"`":return slashes.slice(1)+self.slice(0,match.index);case"'":return slashes.slice(1)+self.slice(match.index+match[0].length);default:return slashes.slice(1)+(match[command]||"")}}).replace(/\\\\/g,"\\"),self.slice(0,match.index)+replacement+self.slice(match.index+match[0].length))),self.$$cast(result)},$String_sub$61.$$arity=-2),Opal.alias(self,"succ","next"),Opal.def(self,"$sum",$String_sum$62=function(n){null==n&&(n=16),n=$$($nesting,"Opal").$coerce_to(n,$$($nesting,"Integer"),"to_int");for(var result=0,length=this.length,i=0;i<length;i++)result+=this.charCodeAt(i);return n<=0?result:result&Math.pow(2,n)-1},$String_sum$62.$$arity=-1),Opal.def(self,"$swapcase",$String_swapcase$63=function(){var str=this.replace(/([a-z]+)|([A-Z]+)/g,function($0,$1,$2){return $1?$0.toUpperCase():$0.toLowerCase()});return this.constructor===String?str:this.$class().$new(str)},$String_swapcase$63.$$arity=0),Opal.def(self,"$to_f",$String_to_f$64=function(){if("_"===this.charAt(0))return 0;var result=parseFloat(this.replace(/_/g,""));return isNaN(result)||result==1/0||result==-1/0?0:result},$String_to_f$64.$$arity=0),Opal.def(self,"$to_i",$String_to_i$65=function(base){null==base&&(base=10);var result,string=this.toLowerCase(),radix=$$($nesting,"Opal").$coerce_to(base,$$($nesting,"Integer"),"to_int");return(1===radix||radix<0||36<radix)&&this.$raise($$($nesting,"ArgumentError"),"invalid radix "+radix),/^\s*_/.test(string)?0:(string=string.replace(/^(\s*[+-]?)(0[bodx]?)(.+)$/,function(original,head,flag,tail){switch(tail.charAt(0)){case"+":case"-":return original;case"0":if("x"===tail.charAt(1)&&"0x"===flag&&(0===radix||16===radix))return original}switch(flag){case"0b":if(0===radix||2===radix)return radix=2,head+tail;break;case"0":case"0o":if(0===radix||8===radix)return radix=8,head+tail;break;case"0d":if(0===radix||10===radix)return radix=10,head+tail;break;case"0x":if(0===radix||16===radix)return radix=16,head+tail}return original}),result=parseInt(string.replace(/_(?!_)/g,""),radix),isNaN(result)?0:result)},$String_to_i$65.$$arity=-1),Opal.def(self,"$to_proc",$String_to_proc$66=function(){var $$67,method_name,$iter=$String_to_proc$66.$$p;return $iter&&($String_to_proc$66.$$p=null),method_name=$rb_plus("$",this.valueOf()),$send(this,"proc",[],(($$67=function($a){var args,self=$$67.$$s||this,$iter=$$67.$$p,block=$iter||nil;$iter&&($$67.$$p=null),0===(args=Opal.slice.call(arguments,0,arguments.length)).length&&self.$raise($$($nesting,"ArgumentError"),"no receiver given");var recv=args[0];null==recv&&(recv=nil);var body=recv[method_name];return body?("function"==typeof block&&(body.$$p=block),1===args.length?body.call(recv):body.apply(recv,args.slice(1))):recv.$method_missing.apply(recv,args)}).$$s=this,$$67.$$arity=-1,$$67))},$String_to_proc$66.$$arity=0),Opal.def(self,"$to_s",$String_to_s$68=function(){return this.toString()},$String_to_s$68.$$arity=0),Opal.alias(self,"to_str","to_s"),Opal.alias(self,"to_sym","intern"),Opal.def(self,"$tr",$String_tr$69=function(from,to){var i,in_range,c,ch,start,end,length;if(from=$$($nesting,"Opal").$coerce_to(from,$$($nesting,"String"),"to_str").$to_s(),to=$$($nesting,"Opal").$coerce_to(to,$$($nesting,"String"),"to_str").$to_s(),0==from.length||from===to)return this;var subs={},from_chars=from.split(""),from_length=from_chars.length,to_chars=to.split(""),to_length=to_chars.length,inverse=!1,global_sub=null;"^"===from_chars[0]&&1<from_chars.length&&(inverse=!0,from_chars.shift(),global_sub=to_chars[to_length-1],from_length-=1);var from_chars_expanded=[],last_from=null;for(in_range=!1,i=0;i<from_length;i++)if(ch=from_chars[i],null==last_from)last_from=ch,from_chars_expanded.push(ch);else if("-"===ch)"-"===last_from?(from_chars_expanded.push("-"),from_chars_expanded.push("-")):i==from_length-1?from_chars_expanded.push("-"):in_range=!0;else if(in_range){for(start=last_from.charCodeAt(0),(end=ch.charCodeAt(0))<start&&this.$raise($$($nesting,"ArgumentError"),'invalid range "'+String.fromCharCode(start)+"-"+String.fromCharCode(end)+'" in string transliteration'),c=start+1;c<end;c++)from_chars_expanded.push(String.fromCharCode(c));from_chars_expanded.push(ch),last_from=in_range=null}else from_chars_expanded.push(ch);if(from_length=(from_chars=from_chars_expanded).length,inverse)for(i=0;i<from_length;i++)subs[from_chars[i]]=!0;else{if(0<to_length){var to_chars_expanded=[],last_to=null;for(in_range=!1,i=0;i<to_length;i++)if(ch=to_chars[i],null==last_to)last_to=ch,to_chars_expanded.push(ch);else if("-"===ch)"-"===last_to?(to_chars_expanded.push("-"),to_chars_expanded.push("-")):i==to_length-1?to_chars_expanded.push("-"):in_range=!0;else if(in_range){for(start=last_to.charCodeAt(0),(end=ch.charCodeAt(0))<start&&this.$raise($$($nesting,"ArgumentError"),'invalid range "'+String.fromCharCode(start)+"-"+String.fromCharCode(end)+'" in string transliteration'),c=start+1;c<end;c++)to_chars_expanded.push(String.fromCharCode(c));to_chars_expanded.push(ch),last_to=in_range=null}else to_chars_expanded.push(ch);to_length=(to_chars=to_chars_expanded).length}var length_diff=from_length-to_length;if(0<length_diff){var pad_char=0<to_length?to_chars[to_length-1]:"";for(i=0;i<length_diff;i++)to_chars.push(pad_char)}for(i=0;i<from_length;i++)subs[from_chars[i]]=to_chars[i]}var new_str="";for(i=0,length=this.length;i<length;i++){var sub=subs[ch=this.charAt(i)];new_str+=inverse?null==sub?global_sub:ch:null!=sub?sub:ch}return this.$$cast(new_str)},$String_tr$69.$$arity=2),Opal.def(self,"$tr_s",$String_tr_s$70=function(from,to){var i,in_range,c,ch,start,end,length;if(from=$$($nesting,"Opal").$coerce_to(from,$$($nesting,"String"),"to_str").$to_s(),to=$$($nesting,"Opal").$coerce_to(to,$$($nesting,"String"),"to_str").$to_s(),0==from.length)return this;var subs={},from_chars=from.split(""),from_length=from_chars.length,to_chars=to.split(""),to_length=to_chars.length,inverse=!1,global_sub=null;"^"===from_chars[0]&&1<from_chars.length&&(inverse=!0,from_chars.shift(),global_sub=to_chars[to_length-1],from_length-=1);var from_chars_expanded=[],last_from=null;for(in_range=!1,i=0;i<from_length;i++)if(ch=from_chars[i],null==last_from)last_from=ch,from_chars_expanded.push(ch);else if("-"===ch)"-"===last_from?(from_chars_expanded.push("-"),from_chars_expanded.push("-")):i==from_length-1?from_chars_expanded.push("-"):in_range=!0;else if(in_range){for(start=last_from.charCodeAt(0),(end=ch.charCodeAt(0))<start&&this.$raise($$($nesting,"ArgumentError"),'invalid range "'+String.fromCharCode(start)+"-"+String.fromCharCode(end)+'" in string transliteration'),c=start+1;c<end;c++)from_chars_expanded.push(String.fromCharCode(c));from_chars_expanded.push(ch),last_from=in_range=null}else from_chars_expanded.push(ch);if(from_length=(from_chars=from_chars_expanded).length,inverse)for(i=0;i<from_length;i++)subs[from_chars[i]]=!0;else{if(0<to_length){var to_chars_expanded=[];for(in_range=!1,i=0;i<to_length;i++)if(ch=to_chars[i],null==last_from)last_from=ch,to_chars_expanded.push(ch);else if("-"===ch)i==to_length-1?to_chars_expanded.push("-"):in_range=!0;else if(in_range){for(start=last_from.charCodeAt(0),(end=ch.charCodeAt(0))<start&&this.$raise($$($nesting,"ArgumentError"),'invalid range "'+String.fromCharCode(start)+"-"+String.fromCharCode(end)+'" in string transliteration'),c=start+1;c<end;c++)to_chars_expanded.push(String.fromCharCode(c));to_chars_expanded.push(ch),last_from=in_range=null}else to_chars_expanded.push(ch);to_length=(to_chars=to_chars_expanded).length}var length_diff=from_length-to_length;if(0<length_diff){var pad_char=0<to_length?to_chars[to_length-1]:"";for(i=0;i<length_diff;i++)to_chars.push(pad_char)}for(i=0;i<from_length;i++)subs[from_chars[i]]=to_chars[i]}var new_str="",last_substitute=null;for(i=0,length=this.length;i<length;i++){var sub=subs[ch=this.charAt(i)];inverse?null==sub?null==last_substitute&&(new_str+=global_sub,last_substitute=!0):(new_str+=ch,last_substitute=null):null!=sub?null!=last_substitute&&last_substitute===sub||(new_str+=sub,last_substitute=sub):(new_str+=ch,last_substitute=null)}return this.$$cast(new_str)},$String_tr_s$70.$$arity=2),Opal.def(self,"$upcase",$String_upcase$71=function(){return this.$$cast(this.toUpperCase())},$String_upcase$71.$$arity=0),Opal.def(self,"$upto",$String_upto$72=function(stop,excl){var $iter=$String_upto$72.$$p,block=$iter||nil;if($iter&&($String_upto$72.$$p=null),$iter&&($String_upto$72.$$p=null),null==excl&&(excl=!1),block===nil)return this.$enum_for("upto",stop,excl);stop=$$($nesting,"Opal").$coerce_to(stop,$$($nesting,"String"),"to_str");var a,b,s=this.toString();if(1===s.length&&1===stop.length)for(a=s.charCodeAt(0),b=stop.charCodeAt(0);a<=b&&(!excl||a!==b);)block(String.fromCharCode(a)),a+=1;else if(parseInt(s,10).toString()===s&&parseInt(stop,10).toString()===stop)for(a=parseInt(s,10),b=parseInt(stop,10);a<=b&&(!excl||a!==b);)block(a.toString()),a+=1;else for(;s.length<=stop.length&&s<=stop&&(!excl||s!==stop);)block(s),s=s.$succ();return this},$String_upto$72.$$arity=-2),Opal.def(self,"$instance_variables",$String_instance_variables$73=function(){return[]},$String_instance_variables$73.$$arity=0),Opal.defs(self,"$_load",$String__load$74=function($a){var args;return args=Opal.slice.call(arguments,0,arguments.length),$send(this,"new",Opal.to_a(args))},$String__load$74.$$arity=-1),Opal.def(self,"$unicode_normalize",$String_unicode_normalize$75=function(form){return this.toString()},$String_unicode_normalize$75.$$arity=-1),Opal.def(self,"$unicode_normalized?",$String_unicode_normalized$ques$76=function(form){return!0},$String_unicode_normalized$ques$76.$$arity=-1),Opal.def(self,"$unpack",$String_unpack$77=function(format){return this.$raise("To use String#unpack, you must first require 'corelib/string/unpack'.")},$String_unpack$77.$$arity=1),Opal.def(self,"$unpack1",$String_unpack1$78=function(format){return this.$raise("To use String#unpack1, you must first require 'corelib/string/unpack'.")},$String_unpack1$78.$$arity=1)}($nesting[0],String,$nesting),Opal.const_set($nesting[0],"Symbol",$$($nesting,"String"))},Opal.modules["corelib/enumerable"]=function(Opal){function $rb_gt(lhs,rhs){return"number"==typeof lhs&&"number"==typeof rhs?rhs<lhs:lhs["$>"](rhs)}function $rb_plus(lhs,rhs){return"number"==typeof lhs&&"number"==typeof rhs?lhs+rhs:lhs["$+"](rhs)}function $rb_minus(lhs,rhs){return"number"==typeof lhs&&"number"==typeof rhs?lhs-rhs:lhs["$-"](rhs)}function $rb_le(lhs,rhs){return"number"==typeof lhs&&"number"==typeof rhs?lhs<=rhs:lhs["$<="](rhs)}Opal.top;var $nesting=[],nil=Opal.nil,$$$=Opal.const_get_qualified,$$=Opal.const_get_relative,$module=(Opal.breaker,Opal.slice,Opal.module),$truthy=Opal.truthy,$send=Opal.send,$falsy=Opal.falsy,$hash2=Opal.hash2,$lambda=Opal.lambda;return Opal.add_stubs(["$each","$public_send","$destructure","$to_enum","$enumerator_size","$new","$yield","$raise","$slice_when","$!","$enum_for","$flatten","$map","$warn","$proc","$==","$nil?","$respond_to?","$coerce_to!","$>","$*","$coerce_to","$try_convert","$<","$+","$-","$ceil","$/","$size","$__send__","$length","$<=","$[]","$push","$<<","$[]=","$===","$inspect","$<=>","$first","$reverse","$sort","$to_proc","$compare","$call","$dup","$to_a","$sort!","$map!","$key?","$values","$zip"]),function($base,$parent_nesting){var $Enumerable_all$ques$1,$Enumerable_any$ques$5,$Enumerable_chunk$9,$Enumerable_chunk_while$12,$Enumerable_collect$14,$Enumerable_collect_concat$16,$Enumerable_count$19,$Enumerable_cycle$23,$Enumerable_detect$25,$Enumerable_drop$27,$Enumerable_drop_while$28,$Enumerable_each_cons$29,$Enumerable_each_entry$31,$Enumerable_each_slice$33,$Enumerable_each_with_index$35,$Enumerable_each_with_object$37,$Enumerable_entries$39,$Enumerable_find_all$40,$Enumerable_find_index$42,$Enumerable_first$45,$Enumerable_grep$48,$Enumerable_grep_v$50,$Enumerable_group_by$52,$Enumerable_include$ques$54,$Enumerable_inject$56,$Enumerable_lazy$57,$Enumerable_enumerator_size$59,$Enumerable_max$60,$Enumerable_max_by$61,$Enumerable_min$63,$Enumerable_min_by$64,$Enumerable_minmax$66,$Enumerable_minmax_by$68,$Enumerable_none$ques$69,$Enumerable_one$ques$73,$Enumerable_partition$77,$Enumerable_reject$79,$Enumerable_reverse_each$81,$Enumerable_slice_before$83,$Enumerable_slice_after$85,$Enumerable_slice_when$88,$Enumerable_sort$90,$Enumerable_sort_by$92,$Enumerable_sum$97,$Enumerable_take$99,$Enumerable_take_while$100,$Enumerable_uniq$102,$Enumerable_zip$104,self=$module($base,"Enumerable"),$nesting=[self].concat($parent_nesting);function comparableForPattern(value){return 0===value.length&&(value=[nil]),1<value.length&&(value=[value]),value}Opal.def(self,"$all?",$Enumerable_all$ques$1=function(pattern){try{var $$2,$$3,$$4,$iter=$Enumerable_all$ques$1.$$p,block=$iter||nil;return $iter&&($Enumerable_all$ques$1.$$p=null),$iter&&($Enumerable_all$ques$1.$$p=null),$truthy(void 0!==pattern)?$send(this,"each",[],(($$2=function($a){var comparable;$$2.$$s;if(comparable=comparableForPattern(Opal.slice.call(arguments,0,arguments.length)),$truthy($send(pattern,"public_send",["==="].concat(Opal.to_a(comparable)))))return nil;Opal.ret(!1)}).$$s=this,$$2.$$arity=-1,$$2)):$send(this,"each",[],block!==nil?(($$3=function($a){var value;$$3.$$s;if(value=Opal.slice.call(arguments,0,arguments.length),$truthy(Opal.yieldX(block,Opal.to_a(value))))return nil;Opal.ret(!1)}).$$s=this,$$3.$$arity=-1,$$3):(($$4=function($a){var value;$$4.$$s;if(value=Opal.slice.call(arguments,0,arguments.length),$truthy($$($nesting,"Opal").$destructure(value)))return nil;Opal.ret(!1)}).$$s=this,$$4.$$arity=-1,$$4)),!0}catch($returner){if($returner===Opal.returner)return $returner.$v;throw $returner}},$Enumerable_all$ques$1.$$arity=-1),Opal.def(self,"$any?",$Enumerable_any$ques$5=function(pattern){try{var $$6,$$7,$$8,$iter=$Enumerable_any$ques$5.$$p,block=$iter||nil;return $iter&&($Enumerable_any$ques$5.$$p=null),$iter&&($Enumerable_any$ques$5.$$p=null),$truthy(void 0!==pattern)?$send(this,"each",[],(($$6=function($a){var comparable;$$6.$$s;if(comparable=comparableForPattern(Opal.slice.call(arguments,0,arguments.length)),!$truthy($send(pattern,"public_send",["==="].concat(Opal.to_a(comparable)))))return nil;Opal.ret(!0)}).$$s=this,$$6.$$arity=-1,$$6)):$send(this,"each",[],block!==nil?(($$7=function($a){var value;$$7.$$s;if(value=Opal.slice.call(arguments,0,arguments.length),!$truthy(Opal.yieldX(block,Opal.to_a(value))))return nil;Opal.ret(!0)}).$$s=this,$$7.$$arity=-1,$$7):(($$8=function($a){var value;$$8.$$s;if(value=Opal.slice.call(arguments,0,arguments.length),!$truthy($$($nesting,"Opal").$destructure(value)))return nil;Opal.ret(!0)}).$$s=this,$$8.$$arity=-1,$$8)),!1}catch($returner){if($returner===Opal.returner)return $returner.$v;throw $returner}},$Enumerable_any$ques$5.$$arity=-1),Opal.def(self,"$chunk",$Enumerable_chunk$9=function(){var $$10,$$11,$iter=$Enumerable_chunk$9.$$p,block=$iter||nil;return $iter&&($Enumerable_chunk$9.$$p=null),$iter&&($Enumerable_chunk$9.$$p=null),block===nil?$send(this,"to_enum",["chunk"],(($$10=function(){return($$10.$$s||this).$enumerator_size()}).$$s=this,$$10.$$arity=0,$$10)):$send($$$("::","Enumerator"),"new",[],(($$11=function(yielder){var self=$$11.$$s||this;null==yielder&&(yielder=nil);var previous=nil,accumulate=[];function releaseAccumulate(){0<accumulate.length&&yielder.$yield(previous,accumulate)}self.$each.$$p=function(value){var key=Opal.yield1(block,value);previous=key===nil?(releaseAccumulate(),accumulate=[],nil):(previous===nil||previous===key?accumulate.push(value):(releaseAccumulate(),accumulate=[value]),key)},self.$each(),releaseAccumulate()}).$$s=this,$$11.$$arity=1,$$11))},$Enumerable_chunk$9.$$arity=0),Opal.def(self,"$chunk_while",$Enumerable_chunk_while$12=function(){var $$13,$iter=$Enumerable_chunk_while$12.$$p,block=$iter||nil;return $iter&&($Enumerable_chunk_while$12.$$p=null),$iter&&($Enumerable_chunk_while$12.$$p=null),block!==nil||this.$raise($$($nesting,"ArgumentError"),"no block given"),$send(this,"slice_when",[],(($$13=function(before,after){$$13.$$s;return null==before&&(before=nil),null==after&&(after=nil),Opal.yieldX(block,[before,after])["$!"]()}).$$s=this,$$13.$$arity=2,$$13))},$Enumerable_chunk_while$12.$$arity=0),Opal.def(self,"$collect",$Enumerable_collect$14=function(){var $$15,$iter=$Enumerable_collect$14.$$p,block=$iter||nil;if($iter&&($Enumerable_collect$14.$$p=null),$iter&&($Enumerable_collect$14.$$p=null),block===nil)return $send(this,"enum_for",["collect"],(($$15=function(){return($$15.$$s||this).$enumerator_size()}).$$s=this,$$15.$$arity=0,$$15));var result=[];return this.$each.$$p=function(){var value=Opal.yieldX(block,arguments);result.push(value)},this.$each(),result},$Enumerable_collect$14.$$arity=0),Opal.def(self,"$collect_concat",$Enumerable_collect_concat$16=function(){var $$17,$$18,$iter=$Enumerable_collect_concat$16.$$p,block=$iter||nil;return $iter&&($Enumerable_collect_concat$16.$$p=null),$iter&&($Enumerable_collect_concat$16.$$p=null),block===nil?$send(this,"enum_for",["collect_concat"],(($$17=function(){return($$17.$$s||this).$enumerator_size()}).$$s=this,$$17.$$arity=0,$$17)):$send(this,"map",[],($$18=function(item){$$18.$$s;return null==item&&(item=nil),Opal.yield1(block,item)},$$18.$$s=this,$$18.$$arity=1,$$18)).$flatten(1)},$Enumerable_collect_concat$16.$$arity=0),Opal.def(self,"$count",$Enumerable_count$19=function(object){var $$20,$$21,$$22,$iter=$Enumerable_count$19.$$p,block=$iter||nil,result=nil;return $iter&&($Enumerable_count$19.$$p=null),$iter&&($Enumerable_count$19.$$p=null),result=0,null!=object&&block!==nil&&this.$warn("warning: given block not used"),$truthy(null!=object)?block=$send(this,"proc",[],(($$20=function($a){var args;$$20.$$s;return args=Opal.slice.call(arguments,0,arguments.length),$$($nesting,"Opal").$destructure(args)["$=="](object)}).$$s=this,$$20.$$arity=-1,$$20)):$truthy(block["$nil?"]())&&(block=$send(this,"proc",[],(($$21=function(){$$21.$$s;return!0}).$$s=this,$$21.$$arity=0,$$21))),$send(this,"each",[],(($$22=function($a){var args;$$22.$$s;return args=Opal.slice.call(arguments,0,arguments.length),$truthy(Opal.yieldX(block,args))?result++:nil}).$$s=this,$$22.$$arity=-1,$$22)),result},$Enumerable_count$19.$$arity=-1),Opal.def(self,"$cycle",$Enumerable_cycle$23=function(n){var $$24,$iter=$Enumerable_cycle$23.$$p,block=$iter||nil;if($iter&&($Enumerable_cycle$23.$$p=null),$iter&&($Enumerable_cycle$23.$$p=null),null==n&&(n=nil),block===nil)return $send(this,"enum_for",["cycle",n],(($$24=function(){var lhs,rhs,self=$$24.$$s||this;return $truthy(n["$nil?"]())?$truthy(self["$respond_to?"]("size"))?$$$($$($nesting,"Float"),"INFINITY"):nil:(n=$$($nesting,"Opal")["$coerce_to!"](n,$$($nesting,"Integer"),"to_int"),$truthy($rb_gt(n,0))?(lhs=self.$enumerator_size(),rhs=n,"number"==typeof lhs&&"number"==typeof rhs?lhs*rhs:lhs["$*"](rhs)):0)}).$$s=this,$$24.$$arity=0,$$24));if($truthy(n["$nil?"]()));else if(n=$$($nesting,"Opal")["$coerce_to!"](n,$$($nesting,"Integer"),"to_int"),$truthy(n<=0))return nil;var i,length,all=[];if(this.$each.$$p=function(){var param=$$($nesting,"Opal").$destructure(arguments);Opal.yield1(block,param);all.push(param)},this.$each(),0===all.length)return nil;if(n===nil)for(;;)for(i=0,length=all.length;i<length;i++)Opal.yield1(block,all[i]);else for(;1<n;){for(i=0,length=all.length;i<length;i++)Opal.yield1(block,all[i]);n--}},$Enumerable_cycle$23.$$arity=-1),Opal.def(self,"$detect",$Enumerable_detect$25=function(ifnone){try{var $$26,$iter=$Enumerable_detect$25.$$p,block=$iter||nil;return $iter&&($Enumerable_detect$25.$$p=null),$iter&&($Enumerable_detect$25.$$p=null),block===nil?this.$enum_for("detect",ifnone):($send(this,"each",[],(($$26=function($a){var args,value;$$26.$$s;if(args=Opal.slice.call(arguments,0,arguments.length),value=$$($nesting,"Opal").$destructure(args),!$truthy(Opal.yield1(block,value)))return nil;Opal.ret(value)}).$$s=this,$$26.$$arity=-1,$$26)),void 0!==ifnone?"function"==typeof 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value=Opal.yield1(block,param);$falsy(value)&&(dropping=!1,result.push(param))}else result.push(param)},this.$each(),result},$Enumerable_drop_while$28.$$arity=0),Opal.def(self,"$each_cons",$Enumerable_each_cons$29=function(n){var $$30,$iter=$Enumerable_each_cons$29.$$p,block=$iter||nil;if($iter&&($Enumerable_each_cons$29.$$p=null),$iter&&($Enumerable_each_cons$29.$$p=null),$truthy(1!=arguments.length)&&this.$raise($$($nesting,"ArgumentError"),"wrong number of arguments ("+arguments.length+" for 1)"),n=$$($nesting,"Opal").$try_convert(n,$$($nesting,"Integer"),"to_int"),$truthy(n<=0)&&this.$raise($$($nesting,"ArgumentError"),"invalid size"),block===nil)return $send(this,"enum_for",["each_cons",n],(($$30=function(){var $a,lhs,rhs,self=$$30.$$s||this,enum_size=nil;return enum_size=self.$enumerator_size(),$truthy(enum_size["$nil?"]())?nil:$truthy($truthy($a=enum_size["$=="](0))?$a:(rhs=n,"number"==typeof(lhs=enum_size)&&"number"==typeof 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item=$$($nesting,"Opal").$destructure(arguments);Opal.yield1(block,item)},this.$each.apply(this,data),this)},$Enumerable_each_entry$31.$$arity=-1),Opal.def(self,"$each_slice",$Enumerable_each_slice$33=function(n){var $$34,$iter=$Enumerable_each_slice$33.$$p,block=$iter||nil;if($iter&&($Enumerable_each_slice$33.$$p=null),$iter&&($Enumerable_each_slice$33.$$p=null),n=$$($nesting,"Opal").$coerce_to(n,$$($nesting,"Integer"),"to_int"),$truthy(n<=0)&&this.$raise($$($nesting,"ArgumentError"),"invalid slice size"),block===nil)return $send(this,"enum_for",["each_slice",n],(($$34=function(){var lhs,rhs,self=$$34.$$s||this;return $truthy(self["$respond_to?"]("size"))?(lhs=self.$size(),rhs=n,"number"==typeof lhs&&"number"==typeof rhs?lhs/rhs:lhs["$/"](rhs)).$ceil():nil}).$$s=this,$$34.$$arity=0,$$34));var slice=[];return this.$each.$$p=function(){var param=$$($nesting,"Opal").$destructure(arguments);slice.push(param),slice.length===n&&(Opal.yield1(block,slice),slice=[])},this.$each(),0<slice.length&&Opal.yield1(block,slice),nil},$Enumerable_each_slice$33.$$arity=1),Opal.def(self,"$each_with_index",$Enumerable_each_with_index$35=function($a){var args,$$36,$iter=$Enumerable_each_with_index$35.$$p,block=$iter||nil;if($iter&&($Enumerable_each_with_index$35.$$p=null),$iter&&($Enumerable_each_with_index$35.$$p=null),args=Opal.slice.call(arguments,0,arguments.length),block===nil)return $send(this,"enum_for",["each_with_index"].concat(Opal.to_a(args)),(($$36=function(){return($$36.$$s||this).$enumerator_size()}).$$s=this,$$36.$$arity=0,$$36));var index=0;return this.$each.$$p=function(){var param=$$($nesting,"Opal").$destructure(arguments);block(param,index),index++},this.$each.apply(this,args),this},$Enumerable_each_with_index$35.$$arity=-1),Opal.def(self,"$each_with_object",$Enumerable_each_with_object$37=function(object){var $$38,$iter=$Enumerable_each_with_object$37.$$p,block=$iter||nil;return $iter&&($Enumerable_each_with_object$37.$$p=null),$iter&&($Enumerable_each_with_object$37.$$p=null),block===nil?$send(this,"enum_for",["each_with_object",object],(($$38=function(){return($$38.$$s||this).$enumerator_size()}).$$s=this,$$38.$$arity=0,$$38)):(this.$each.$$p=function(){var param=$$($nesting,"Opal").$destructure(arguments);block(param,object)},this.$each(),object)},$Enumerable_each_with_object$37.$$arity=1),Opal.def(self,"$entries",$Enumerable_entries$39=function($a){var args;args=Opal.slice.call(arguments,0,arguments.length);var result=[];return this.$each.$$p=function(){result.push($$($nesting,"Opal").$destructure(arguments))},this.$each.apply(this,args),result},$Enumerable_entries$39.$$arity=-1),Opal.alias(self,"find","detect"),Opal.def(self,"$find_all",$Enumerable_find_all$40=function(){var $$41,$iter=$Enumerable_find_all$40.$$p,block=$iter||nil;if($iter&&($Enumerable_find_all$40.$$p=null),$iter&&($Enumerable_find_all$40.$$p=null),block===nil)return $send(this,"enum_for",["find_all"],(($$41=function(){return($$41.$$s||this).$enumerator_size()}).$$s=this,$$41.$$arity=0,$$41));var result=[];return this.$each.$$p=function(){var param=$$($nesting,"Opal").$destructure(arguments),value=Opal.yield1(block,param);$truthy(value)&&result.push(param)},this.$each(),result},$Enumerable_find_all$40.$$arity=0),Opal.def(self,"$find_index",$Enumerable_find_index$42=function(object){try{var $$43,$$44,$iter=$Enumerable_find_index$42.$$p,block=$iter||nil,index=nil;return $iter&&($Enumerable_find_index$42.$$p=null),$iter&&($Enumerable_find_index$42.$$p=null),$truthy(void 0===object&&block===nil)?this.$enum_for("find_index"):(null!=object&&block!==nil&&this.$warn("warning: given block not used"),index=0,$truthy(null!=object)?$send(this,"each",[],(($$43=function($a){var value;$$43.$$s;return value=Opal.slice.call(arguments,0,arguments.length),$$($nesting,"Opal").$destructure(value)["$=="](object)&&Opal.ret(index),index+=1}).$$s=this,$$43.$$arity=-1,$$43)):$send(this,"each",[],(($$44=function($a){var value;$$44.$$s;return value=Opal.slice.call(arguments,0,arguments.length),$truthy(Opal.yieldX(block,Opal.to_a(value)))&&Opal.ret(index),index+=1}).$$s=this,$$44.$$arity=-1,$$44)),nil)}catch($returner){if($returner===Opal.returner)return $returner.$v;throw $returner}},$Enumerable_find_index$42.$$arity=-1),Opal.def(self,"$first",$Enumerable_first$45=function(number){try{var $$46,$$47,result=nil,current=nil;return $truthy(void 0===number)?$send(this,"each",[],(($$46=function(value){$$46.$$s;null==value&&(value=nil),Opal.ret(value)}).$$s=this,$$46.$$arity=1,$$46)):(result=[],number=$$($nesting,"Opal").$coerce_to(number,$$($nesting,"Integer"),"to_int"),$truthy(number<0)&&this.$raise($$($nesting,"ArgumentError"),"attempt to take negative 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cmp=comparableForPattern(value=Opal.slice.call(arguments,0,arguments.length)),$truthy($send(pattern,"__send__",["==="].concat(Opal.to_a(cmp))))?(block!==nil?($truthy($rb_gt(value.$length(),1))&&(value=[value]),value=Opal.yieldX(block,Opal.to_a(value))):$truthy($rb_le(value.$length(),1))&&(value=value["$[]"](0)),result.$push(value)):nil}).$$s=this,$$49.$$arity=-1,$$49)),result},$Enumerable_grep$48.$$arity=1),Opal.def(self,"$grep_v",$Enumerable_grep_v$50=function(pattern){var $$51,$iter=$Enumerable_grep_v$50.$$p,block=$iter||nil,result=nil;return $iter&&($Enumerable_grep_v$50.$$p=null),$iter&&($Enumerable_grep_v$50.$$p=null),result=[],$send(this,"each",[],(($$51=function($a){var value,cmp;$$51.$$s;return cmp=comparableForPattern(value=Opal.slice.call(arguments,0,arguments.length)),$truthy($send(pattern,"__send__",["==="].concat(Opal.to_a(cmp))))?nil:(block!==nil?($truthy($rb_gt(value.$length(),1))&&(value=[value]),value=Opal.yieldX(block,Opal.to_a(value))):$truthy($rb_le(value.$length(),1))&&(value=value["$[]"](0)),result.$push(value))}).$$s=this,$$51.$$arity=-1,$$51)),result},$Enumerable_grep_v$50.$$arity=1),Opal.def(self,"$group_by",$Enumerable_group_by$52=function(){var $$53,$a,$iter=$Enumerable_group_by$52.$$p,block=$iter||nil,hash=nil,$writer=nil;return $iter&&($Enumerable_group_by$52.$$p=null),$iter&&($Enumerable_group_by$52.$$p=null),block===nil?$send(this,"enum_for",["group_by"],(($$53=function(){return($$53.$$s||this).$enumerator_size()}).$$s=this,$$53.$$arity=0,$$53)):(hash=$hash2([],{}),this.$each.$$p=function(){var param=$$($nesting,"Opal").$destructure(arguments),value=Opal.yield1(block,param);($truthy($a=hash["$[]"](value))?$a:($writer=[value,[]],$send(hash,"[]=",Opal.to_a($writer)),$writer[$rb_minus($writer.length,1)]))["$<<"](param)},this.$each(),hash)},$Enumerable_group_by$52.$$arity=0),Opal.def(self,"$include?",$Enumerable_include$ques$54=function(obj){try{var $$55;return $send(this,"each",[],(($$55=function($a){var args;$$55.$$s;if(args=Opal.slice.call(arguments,0,arguments.length),!$$($nesting,"Opal").$destructure(args)["$=="](obj))return nil;Opal.ret(!0)}).$$s=this,$$55.$$arity=-1,$$55)),!1}catch($returner){if($returner===Opal.returner)return $returner.$v;throw $returner}},$Enumerable_include$ques$54.$$arity=1),Opal.def(self,"$inject",$Enumerable_inject$56=function(object,sym){var $iter=$Enumerable_inject$56.$$p,block=$iter||nil;$iter&&($Enumerable_inject$56.$$p=null),$iter&&($Enumerable_inject$56.$$p=null);var result=object;return this.$each.$$p=block!==nil&&void 0===sym?function(){var value=$$($nesting,"Opal").$destructure(arguments);result=(void 0!==result&&(value=Opal.yieldX(block,[result,value])),value)}:(void 0===sym&&($$($nesting,"Symbol")["$==="](object)||this.$raise($$($nesting,"TypeError"),object.$inspect()+" is not a Symbol"),sym=object,result=void 0),function(){var value=$$($nesting,"Opal").$destructure(arguments);result=void 0!==result?result.$__send__(sym,value):value}),this.$each(),null==result?nil:result},$Enumerable_inject$56.$$arity=-1),Opal.def(self,"$lazy",$Enumerable_lazy$57=function(){var $$58;return $send($$$($$($nesting,"Enumerator"),"Lazy"),"new",[this,this.$enumerator_size()],(($$58=function(enum$,$a){var args;$$58.$$s;return null==enum$&&(enum$=nil),args=Opal.slice.call(arguments,1,arguments.length),$send(enum$,"yield",Opal.to_a(args))}).$$s=this,$$58.$$arity=-2,$$58))},$Enumerable_lazy$57.$$arity=0),Opal.def(self,"$enumerator_size",$Enumerable_enumerator_size$59=function(){return $truthy(this["$respond_to?"]("size"))?this.$size():nil},$Enumerable_enumerator_size$59.$$arity=0),Opal.alias(self,"map","collect"),Opal.def(self,"$max",$Enumerable_max$60=function(n){var result,value,$iter=$Enumerable_max$60.$$p,block=$iter||nil,self=this;return $iter&&($Enumerable_max$60.$$p=null),$iter&&($Enumerable_max$60.$$p=null),void 0===n||n===nil?(self.$each.$$p=function(){var item=$$($nesting,"Opal").$destructure(arguments);void 0!==result?((value=block!==nil?Opal.yieldX(block,[item,result]):item["$<=>"](result))===nil&&self.$raise($$($nesting,"ArgumentError"),"comparison failed"),0<value&&(result=item)):result=item},self.$each(),void 0===result?nil:result):(n=$$($nesting,"Opal").$coerce_to(n,$$($nesting,"Integer"),"to_int"),$send(self,"sort",[],block.$to_proc()).$reverse().$first(n))},$Enumerable_max$60.$$arity=-1),Opal.def(self,"$max_by",$Enumerable_max_by$61=function(){var $$62,result,by,$iter=$Enumerable_max_by$61.$$p,block=$iter||nil;return $iter&&($Enumerable_max_by$61.$$p=null),$iter&&($Enumerable_max_by$61.$$p=null),$truthy(block)?(this.$each.$$p=function(){var param=$$($nesting,"Opal").$destructure(arguments),value=Opal.yield1(block,param);if(void 0===result)return result=param,void(by=value);0<value["$<=>"](by)&&(result=param,by=value)},this.$each(),void 0===result?nil:result):$send(this,"enum_for",["max_by"],(($$62=function(){return($$62.$$s||this).$enumerator_size()}).$$s=this,$$62.$$arity=0,$$62))},$Enumerable_max_by$61.$$arity=0),Opal.alias(self,"member?","include?"),Opal.def(self,"$min",$Enumerable_min$63=function(){var result,$iter=$Enumerable_min$63.$$p,block=$iter||nil,self=this;return $iter&&($Enumerable_min$63.$$p=null),$iter&&($Enumerable_min$63.$$p=null),self.$each.$$p=block!==nil?function(){var param=$$($nesting,"Opal").$destructure(arguments);if(void 0!==result){var value=block(param,result);value===nil&&self.$raise($$($nesting,"ArgumentError"),"comparison failed"),value<0&&(result=param)}else result=param}:function(){var param=$$($nesting,"Opal").$destructure(arguments);void 0!==result?$$($nesting,"Opal").$compare(param,result)<0&&(result=param):result=param},self.$each(),void 0===result?nil:result},$Enumerable_min$63.$$arity=0),Opal.def(self,"$min_by",$Enumerable_min_by$64=function(){var $$65,result,by,$iter=$Enumerable_min_by$64.$$p,block=$iter||nil;return $iter&&($Enumerable_min_by$64.$$p=null),$iter&&($Enumerable_min_by$64.$$p=null),$truthy(block)?(this.$each.$$p=function(){var param=$$($nesting,"Opal").$destructure(arguments),value=Opal.yield1(block,param);if(void 0===result)return result=param,void(by=value);value["$<=>"](by)<0&&(result=param,by=value)},this.$each(),void 0===result?nil:result):$send(this,"enum_for",["min_by"],(($$65=function(){return($$65.$$s||this).$enumerator_size()}).$$s=this,$$65.$$arity=0,$$65))},$Enumerable_min_by$64.$$arity=0),Opal.def(self,"$minmax",$Enumerable_minmax$66=function(){var $a,$$67,$iter=$Enumerable_minmax$66.$$p,block=$iter||nil,self=this;$iter&&($Enumerable_minmax$66.$$p=null),$iter&&($Enumerable_minmax$66.$$p=null),block=$truthy($a=block)?$a:$send(self,"proc",[],(($$67=function(a,b){$$67.$$s;return null==a&&(a=nil),null==b&&(b=nil),a["$<=>"](b)}).$$s=self,$$67.$$arity=2,$$67));var min=nil,max=nil,first_time=!0;return self.$each.$$p=function(){var element=$$($nesting,"Opal").$destructure(arguments);if(first_time)min=max=element,first_time=!1;else{var min_cmp=block.$call(min,element);min_cmp===nil?self.$raise($$($nesting,"ArgumentError"),"comparison failed"):0<min_cmp&&(min=element);var max_cmp=block.$call(max,element);max_cmp===nil?self.$raise($$($nesting,"ArgumentError"),"comparison failed"):max_cmp<0&&(max=element)}},self.$each(),[min,max]},$Enumerable_minmax$66.$$arity=0),Opal.def(self,"$minmax_by",$Enumerable_minmax_by$68=function(){var $iter=$Enumerable_minmax_by$68.$$p;return $iter&&($Enumerable_minmax_by$68.$$p=null),$iter&&($Enumerable_minmax_by$68.$$p=null),this.$raise($$($nesting,"NotImplementedError"))},$Enumerable_minmax_by$68.$$arity=0),Opal.def(self,"$none?",$Enumerable_none$ques$69=function(pattern){try{var $$70,$$71,$$72,$iter=$Enumerable_none$ques$69.$$p,block=$iter||nil;return $iter&&($Enumerable_none$ques$69.$$p=null),$iter&&($Enumerable_none$ques$69.$$p=null),$truthy(void 0!==pattern)?$send(this,"each",[],(($$70=function($a){var comparable;$$70.$$s;if(comparable=comparableForPattern(Opal.slice.call(arguments,0,arguments.length)),!$truthy($send(pattern,"public_send",["==="].concat(Opal.to_a(comparable)))))return nil;Opal.ret(!1)}).$$s=this,$$70.$$arity=-1,$$70)):$send(this,"each",[],block!==nil?(($$71=function($a){var value;$$71.$$s;if(value=Opal.slice.call(arguments,0,arguments.length),!$truthy(Opal.yieldX(block,Opal.to_a(value))))return nil;Opal.ret(!1)}).$$s=this,$$71.$$arity=-1,$$71):(($$72=function($a){var value,item;$$72.$$s;if(value=Opal.slice.call(arguments,0,arguments.length),item=$$($nesting,"Opal").$destructure(value),!$truthy(item))return nil;Opal.ret(!1)}).$$s=this,$$72.$$arity=-1,$$72)),!0}catch($returner){if($returner===Opal.returner)return $returner.$v;throw $returner}},$Enumerable_none$ques$69.$$arity=-1),Opal.def(self,"$one?",$Enumerable_one$ques$73=function(pattern){try{var $$74,$$75,$$76,$iter=$Enumerable_one$ques$73.$$p,block=$iter||nil,count=nil;return $iter&&($Enumerable_one$ques$73.$$p=null),$iter&&($Enumerable_one$ques$73.$$p=null),$truthy(void(count=0)!==pattern)?$send(this,"each",[],(($$74=function($a){var comparable;$$74.$$s;return comparable=comparableForPattern(Opal.slice.call(arguments,0,arguments.length)),$truthy($send(pattern,"public_send",["==="].concat(Opal.to_a(comparable))))?(count=$rb_plus(count,1),$truthy($rb_gt(count,1))?void Opal.ret(!1):nil):nil}).$$s=this,$$74.$$arity=-1,$$74)):$send(this,"each",[],block!==nil?(($$75=function($a){var value;$$75.$$s;return value=Opal.slice.call(arguments,0,arguments.length),$truthy(Opal.yieldX(block,Opal.to_a(value)))?(count=$rb_plus(count,1),$truthy($rb_gt(count,1))?void Opal.ret(!1):nil):nil}).$$s=this,$$75.$$arity=-1,$$75):(($$76=function($a){var value;$$76.$$s;return value=Opal.slice.call(arguments,0,arguments.length),$truthy($$($nesting,"Opal").$destructure(value))?(count=$rb_plus(count,1),$truthy($rb_gt(count,1))?void Opal.ret(!1):nil):nil}).$$s=this,$$76.$$arity=-1,$$76)),count["$=="](1)}catch($returner){if($returner===Opal.returner)return $returner.$v;throw $returner}},$Enumerable_one$ques$73.$$arity=-1),Opal.def(self,"$partition",$Enumerable_partition$77=function(){var $$78,$iter=$Enumerable_partition$77.$$p,block=$iter||nil;if($iter&&($Enumerable_partition$77.$$p=null),$iter&&($Enumerable_partition$77.$$p=null),block===nil)return $send(this,"enum_for",["partition"],(($$78=function(){return($$78.$$s||this).$enumerator_size()}).$$s=this,$$78.$$arity=0,$$78));var truthy=[],falsy=[];return this.$each.$$p=function(){var param=$$($nesting,"Opal").$destructure(arguments),value=Opal.yield1(block,param);$truthy(value)?truthy.push(param):falsy.push(param)},this.$each(),[truthy,falsy]},$Enumerable_partition$77.$$arity=0),Opal.alias(self,"reduce","inject"),Opal.def(self,"$reject",$Enumerable_reject$79=function(){var $$80,$iter=$Enumerable_reject$79.$$p,block=$iter||nil;if($iter&&($Enumerable_reject$79.$$p=null),$iter&&($Enumerable_reject$79.$$p=null),block===nil)return $send(this,"enum_for",["reject"],(($$80=function(){return($$80.$$s||this).$enumerator_size()}).$$s=this,$$80.$$arity=0,$$80));var result=[];return this.$each.$$p=function(){var param=$$($nesting,"Opal").$destructure(arguments),value=Opal.yield1(block,param);$falsy(value)&&result.push(param)},this.$each(),result},$Enumerable_reject$79.$$arity=0),Opal.def(self,"$reverse_each",$Enumerable_reverse_each$81=function(){var $$82,$iter=$Enumerable_reverse_each$81.$$p,block=$iter||nil;if($iter&&($Enumerable_reverse_each$81.$$p=null),$iter&&($Enumerable_reverse_each$81.$$p=null),block===nil)return $send(this,"enum_for",["reverse_each"],(($$82=function(){return($$82.$$s||this).$enumerator_size()}).$$s=this,$$82.$$arity=0,$$82));var result=[];this.$each.$$p=function(){result.push(arguments)},this.$each();for(var i=result.length-1;0<=i;i--)Opal.yieldX(block,result[i]);return result},$Enumerable_reverse_each$81.$$arity=0),Opal.alias(self,"select","find_all"),Opal.def(self,"$slice_before",$Enumerable_slice_before$83=function(pattern){var $$84,$iter=$Enumerable_slice_before$83.$$p,block=$iter||nil;return $iter&&($Enumerable_slice_before$83.$$p=null),$iter&&($Enumerable_slice_before$83.$$p=null),$truthy(void 0===pattern&&block===nil)&&this.$raise($$($nesting,"ArgumentError"),"both pattern and block are given"),$truthy(void 0!==pattern&&block!==nil||1<arguments.length)&&this.$raise($$($nesting,"ArgumentError"),"wrong number of arguments ("+arguments.length+" expected 1)"),$send($$($nesting,"Enumerator"),"new",[],(($$84=function(e){var self=$$84.$$s||this;null==e&&(e=nil);var slice=[];self.$each.$$p=block!==nil?void 0===pattern?function(){var param=$$($nesting,"Opal").$destructure(arguments),value=Opal.yield1(block,param);$truthy(value)&&0<slice.length&&(e["$<<"](slice),slice=[]),slice.push(param)}:function(){var param=$$($nesting,"Opal").$destructure(arguments),value=block(param,pattern.$dup());$truthy(value)&&0<slice.length&&(e["$<<"](slice),slice=[]),slice.push(param)}:function(){var param=$$($nesting,"Opal").$destructure(arguments),value=pattern["$==="](param);$truthy(value)&&0<slice.length&&(e["$<<"](slice),slice=[]),slice.push(param)},self.$each(),0<slice.length&&e["$<<"](slice)}).$$s=this,$$84.$$arity=1,$$84))},$Enumerable_slice_before$83.$$arity=-1),Opal.def(self,"$slice_after",$Enumerable_slice_after$85=function(pattern){var $$86,$$87,$iter=$Enumerable_slice_after$85.$$p,block=$iter||nil;return $iter&&($Enumerable_slice_after$85.$$p=null),$iter&&($Enumerable_slice_after$85.$$p=null),$truthy(void 0===pattern&&block===nil)&&this.$raise($$($nesting,"ArgumentError"),"both pattern and block are given"),$truthy(void 0!==pattern&&block!==nil||1<arguments.length)&&this.$raise($$($nesting,"ArgumentError"),"wrong number of arguments ("+arguments.length+" expected 1)"),$truthy(void 0!==pattern)&&(block=$send(this,"proc",[],(($$86=function(e){$$86.$$s;return null==e&&(e=nil),pattern["$==="](e)}).$$s=this,$$86.$$arity=1,$$86))),$send($$($nesting,"Enumerator"),"new",[],(($$87=function(yielder){var accumulate,self=$$87.$$s||this;null==yielder&&(yielder=nil),self.$each.$$p=function(){var element=$$($nesting,"Opal").$destructure(arguments),end_chunk=Opal.yield1(block,element);null==accumulate&&(accumulate=[]),$truthy(end_chunk)?(accumulate.push(element),yielder.$yield(accumulate),accumulate=null):accumulate.push(element)},self.$each(),null!=accumulate&&yielder.$yield(accumulate)}).$$s=this,$$87.$$arity=1,$$87))},$Enumerable_slice_after$85.$$arity=-1),Opal.def(self,"$slice_when",$Enumerable_slice_when$88=function(){var $$89,$iter=$Enumerable_slice_when$88.$$p,block=$iter||nil;return $iter&&($Enumerable_slice_when$88.$$p=null),$iter&&($Enumerable_slice_when$88.$$p=null),block!==nil||this.$raise($$($nesting,"ArgumentError"),"wrong number of arguments (0 for 1)"),$send($$($nesting,"Enumerator"),"new",[],(($$89=function(yielder){var self=$$89.$$s||this;null==yielder&&(yielder=nil);var slice=nil,last_after=nil;self.$each_cons.$$p=function(){var params=$$($nesting,"Opal").$destructure(arguments),before=params[0],after=params[1],match=Opal.yieldX(block,[before,after]);last_after=after,slice===nil&&(slice=[]),$truthy(match)?(slice.push(before),yielder.$yield(slice),slice=[]):slice.push(before)},self.$each_cons(2),slice!==nil&&(slice.push(last_after),yielder.$yield(slice))}).$$s=this,$$89.$$arity=1,$$89))},$Enumerable_slice_when$88.$$arity=0),Opal.def(self,"$sort",$Enumerable_sort$90=function(){var $$91,ary,$iter=$Enumerable_sort$90.$$p,block=$iter||nil;return $iter&&($Enumerable_sort$90.$$p=null),$iter&&($Enumerable_sort$90.$$p=null),ary=this.$to_a(),block!==nil||(block=$lambda((($$91=function(a,b){$$91.$$s;return null==a&&(a=nil),null==b&&(b=nil),a["$<=>"](b)}).$$s=this,$$91.$$arity=2,$$91))),$send(ary,"sort",[],block.$to_proc())},$Enumerable_sort$90.$$arity=0),Opal.def(self,"$sort_by",$Enumerable_sort_by$92=function(){var $$93,$$94,$$95,$$96,dup,$iter=$Enumerable_sort_by$92.$$p,block=$iter||nil;return $iter&&($Enumerable_sort_by$92.$$p=null),$iter&&($Enumerable_sort_by$92.$$p=null),block===nil?$send(this,"enum_for",["sort_by"],(($$93=function(){return($$93.$$s||this).$enumerator_size()}).$$s=this,$$93.$$arity=0,$$93)):(dup=$send(this,"map",[],(($$94=function(){var arg;$$94.$$s;return arg=$$($nesting,"Opal").$destructure(arguments),[Opal.yield1(block,arg),arg]}).$$s=this,$$94.$$arity=0,$$94)),$send(dup,"sort!",[],(($$95=function(a,b){$$95.$$s;return null==a&&(a=nil),null==b&&(b=nil),a[0]["$<=>"](b[0])}).$$s=this,$$95.$$arity=2,$$95)),$send(dup,"map!",[],(($$96=function(i){$$96.$$s;return null==i&&(i=nil),i[1]}).$$s=this,$$96.$$arity=1,$$96)))},$Enumerable_sort_by$92.$$arity=0),Opal.def(self,"$sum",$Enumerable_sum$97=function(initial){var $$98,$iter=$Enumerable_sum$97.$$p,$yield=$iter||nil,result=nil;return $iter&&($Enumerable_sum$97.$$p=null),null==initial&&(initial=0),result=initial,$send(this,"each",[],(($$98=function($a){var $post_args,args,item;$$98.$$s;return $post_args=Opal.slice.call(arguments,0,arguments.length),args=$post_args,item=$yield!==nil?Opal.yieldX($yield,Opal.to_a(args)):$$($nesting,"Opal").$destructure(args),result=$rb_plus(result,item)}).$$s=this,$$98.$$arity=-1,$$98)),result},$Enumerable_sum$97.$$arity=-1),Opal.def(self,"$take",$Enumerable_take$99=function(num){return this.$first(num)},$Enumerable_take$99.$$arity=1),Opal.def(self,"$take_while",$Enumerable_take_while$100=function(){try{var $$101,$iter=$Enumerable_take_while$100.$$p,block=$iter||nil,result=nil;return $iter&&($Enumerable_take_while$100.$$p=null),$iter&&($Enumerable_take_while$100.$$p=null),$truthy(block)?(result=[],$send(this,"each",[],(($$101=function($a){var args,value;$$101.$$s;return args=Opal.slice.call(arguments,0,arguments.length),value=$$($nesting,"Opal").$destructure(args),$truthy(Opal.yield1(block,value))||Opal.ret(result),result.push(value)}).$$s=this,$$101.$$arity=-1,$$101))):this.$enum_for("take_while")}catch($returner){if($returner===Opal.returner)return $returner.$v;throw $returner}},$Enumerable_take_while$100.$$arity=0),Opal.def(self,"$uniq",$Enumerable_uniq$102=function(){var $$103,$iter=$Enumerable_uniq$102.$$p,block=$iter||nil,hash=nil;return $iter&&($Enumerable_uniq$102.$$p=null),$iter&&($Enumerable_uniq$102.$$p=null),hash=$hash2([],{}),$send(this,"each",[],(($$103=function($a){$$103.$$s;var args,value,produced,$writer=nil;return args=Opal.slice.call(arguments,0,arguments.length),value=$$($nesting,"Opal").$destructure(args),produced=block!==nil?Opal.yield1(block,value):value,$truthy(hash["$key?"](produced))?nil:($writer=[produced,value],$send(hash,"[]=",Opal.to_a($writer)),$writer[$rb_minus($writer.length,1)])}).$$s=this,$$103.$$arity=-1,$$103)),hash.$values()},$Enumerable_uniq$102.$$arity=0),Opal.alias(self,"to_a","entries"),Opal.def(self,"$zip",$Enumerable_zip$104=function($a){var others,$iter=$Enumerable_zip$104.$$p;return $iter&&($Enumerable_zip$104.$$p=null),$iter&&($Enumerable_zip$104.$$p=null),others=Opal.slice.call(arguments,0,arguments.length),$send(this.$to_a(),"zip",Opal.to_a(others))},$Enumerable_zip$104.$$arity=-1)}($nesting[0],$nesting)},Opal.modules["corelib/enumerator"]=function(Opal){function $rb_plus(lhs,rhs){return"number"==typeof lhs&&"number"==typeof rhs?lhs+rhs:lhs["$+"](rhs)}function $rb_lt(lhs,rhs){return"number"==typeof lhs&&"number"==typeof rhs?lhs<rhs:lhs["$<"](rhs)}var self=Opal.top,$nesting=[],nil=Opal.nil,$$=(Opal.const_get_qualified,Opal.const_get_relative),$breaker=Opal.breaker,$slice=Opal.slice,$klass=Opal.klass,$truthy=Opal.truthy,$send=Opal.send,$falsy=Opal.falsy;return Opal.add_stubs(["$require","$include","$allocate","$new","$to_proc","$coerce_to","$nil?","$empty?","$+","$class","$__send__","$===","$call","$enum_for","$size","$destructure","$inspect","$any?","$[]","$raise","$yield","$each","$enumerator_size","$respond_to?","$try_convert","$<","$for"]),self.$require("corelib/enumerable"),function($base,$super,$parent_nesting){var $Enumerator_for$1,$Enumerator_initialize$2,$Enumerator_each$3,$Enumerator_size$4,$Enumerator_with_index$5,$Enumerator_inspect$7,self=$klass($base,null,"Enumerator"),$nesting=[self].concat($parent_nesting);return self.$$prototype.size=self.$$prototype.args=self.$$prototype.object=self.$$prototype.method=nil,self.$include($$($nesting,"Enumerable")),self.$$prototype.$$is_enumerator=!0,Opal.defs(self,"$for",$Enumerator_for$1=function(object,$a,$b){var $post_args,method,args,$iter=$Enumerator_for$1.$$p,block=$iter||nil;$iter&&($Enumerator_for$1.$$p=null),$iter&&($Enumerator_for$1.$$p=null),0<($post_args=Opal.slice.call(arguments,1,arguments.length)).length&&(method=$post_args[0],$post_args.splice(0,1)),null==method&&(method="each"),args=$post_args;var obj=this.$allocate();return obj.object=object,obj.size=block,obj.method=method,obj.args=args,obj},$Enumerator_for$1.$$arity=-2),Opal.def(self,"$initialize",$Enumerator_initialize$2=function($a){var $iter=$Enumerator_initialize$2.$$p,block=$iter||nil;return $iter&&($Enumerator_initialize$2.$$p=null),$iter&&($Enumerator_initialize$2.$$p=null),Opal.slice.call(arguments,0,arguments.length),$truthy(block)?(this.object=$send($$($nesting,"Generator"),"new",[],block.$to_proc()),this.method="each",this.args=[],this.size=$a||nil,$truthy(this.size)?this.size=$$($nesting,"Opal").$coerce_to(this.size,$$($nesting,"Integer"),"to_int"):nil):(this.object=$a,this.method=arguments[1]||"each",this.args=$slice.call(arguments,2),this.size=nil)},$Enumerator_initialize$2.$$arity=-1),Opal.def(self,"$each",$Enumerator_each$3=function($a){var args,$b,$iter=$Enumerator_each$3.$$p,block=$iter||nil;return 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i,length,item,result=[],hash=$hash2([],{});for(i=0,length=other.length;i<length;i++)Opal.hash_put(hash,other[i],!0);for(i=0,length=this.length;i<length;i++)item=this[i],void 0!==Opal.hash_delete(hash,item)&&result.push(item);return result},$Array_$$4.$$arity=1),Opal.def(self,"$|",$Array_$$5=function(other){other=$truthy($$($nesting,"Array")["$==="](other))?other.$to_a():$$($nesting,"Opal").$coerce_to(other,$$($nesting,"Array"),"to_ary").$to_a();var i,length,hash=$hash2([],{});for(i=0,length=this.length;i<length;i++)Opal.hash_put(hash,this[i],!0);for(i=0,length=other.length;i<length;i++)Opal.hash_put(hash,other[i],!0);return hash.$keys()},$Array_$$5.$$arity=1),Opal.def(self,"$*",$Array_$$6=function(other){if($truthy(other["$respond_to?"]("to_str")))return this.$join(other.$to_str());other=$$($nesting,"Opal").$coerce_to(other,$$($nesting,"Integer"),"to_int"),$truthy(other<0)&&this.$raise($$($nesting,"ArgumentError"),"negative argument");for(var 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i,length,a,b;if(array===other)return!0;if(!other.$$is_array)return!!$$($nesting,"Opal")["$respond_to?"](other,"to_ary")&&other["$=="](array);if(array.$$constructor!==Array&&(array=array.$to_a()),other.$$constructor!==Array&&(other=other.$to_a()),array.length!==other.length)return!1;for(recursed[array.$object_id()]=!0,i=0,length=array.length;i<length;i++)if(a=array[i],b=other[i],a.$$is_array){if(b.$$is_array&&b.length!==a.length)return!1;if(!recursed.hasOwnProperty(a.$object_id())&&!_eqeq(a,b))return!1}else if(!a["$=="](b))return!1;return!0}(this,other)},$Array_$eq_eq$11.$$arity=1),Opal.def(self,"$[]",$Array_$$$12=function(index,length){return index.$$is_range?function(self,index){var exclude,from,to,size=self.length;return 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exclude=index.excl,from=$$($nesting,"Opal").$coerce_to(index.begin,$$($nesting,"Integer"),"to_int"),to=$$($nesting,"Opal").$coerce_to(index.end,$$($nesting,"Integer"),"to_int");if(from<0&&(from+=size)<0&&this.$raise($$($nesting,"RangeError"),index.$inspect()+" out of range"),to<0&&(to+=size),exclude||(to+=1),size<from)for(i=size;i<from;i++)this[i]=nil;return to<0?this.splice.apply(this,[from,0].concat(data)):this.splice.apply(this,[from,to-from].concat(data)),value}if($truthy(void 0===extra)?length=1:(length=value,value=extra,data=$truthy($$($nesting,"Array")["$==="](value))?value.$to_a():$truthy(value["$respond_to?"]("to_ary"))?value.$to_ary().$to_a():[value]),index=$$($nesting,"Opal").$coerce_to(index,$$($nesting,"Integer"),"to_int"),length=$$($nesting,"Opal").$coerce_to(length,$$($nesting,"Integer"),"to_int"),index<0&&(old=index,(index+=size)<0&&this.$raise($$($nesting,"IndexError"),"index "+old+" too small for array; minimum "+-this.length)),length<0&&this.$raise($$($nesting,"IndexError"),"negative length ("+length+")"),size<index)for(i=size;i<index;i++)this[i]=nil;return void 0===extra?this[index]=value:this.splice.apply(this,[index,length].concat(data)),value},$Array_$$$eq$13.$$arity=-3),Opal.def(self,"$any?",$Array_any$ques$14=function(pattern){var $zuper_ii,$iter=$Array_any$ques$14.$$p,$zuper=nil,$zuper_i=nil;for($iter&&($Array_any$ques$14.$$p=null),$zuper_i=0,$zuper_ii=arguments.length,$zuper=new Array($zuper_ii);$zuper_i<$zuper_ii;$zuper_i++)$zuper[$zuper_i]=arguments[$zuper_i];return $iter&&($Array_any$ques$14.$$p=null),0!==this.length&&$send(this,Opal.find_super_dispatcher(this,"any?",$Array_any$ques$14,!1),$zuper,$iter)},$Array_any$ques$14.$$arity=-1),Opal.def(self,"$assoc",$Array_assoc$15=function(object){for(var item,i=0,length=this.length;i<length;i++)if((item=this[i]).length&&item[0]["$=="](object))return item;return nil},$Array_assoc$15.$$arity=1),Opal.def(self,"$at",$Array_at$16=function(index){return(index=$$($nesting,"Opal").$coerce_to(index,$$($nesting,"Integer"),"to_int"))<0&&(index+=this.length),index<0||index>=this.length?nil:this[index]},$Array_at$16.$$arity=1),Opal.def(self,"$bsearch_index",$Array_bsearch_index$17=function(){var $iter=$Array_bsearch_index$17.$$p,block=$iter||nil;if($iter&&($Array_bsearch_index$17.$$p=null),$iter&&($Array_bsearch_index$17.$$p=null),block===nil)return this.$enum_for("bsearch_index");for(var mid,val,ret,min=0,max=this.length,smaller=!1,satisfied=nil;min<max;){if(val=this[mid=min+Math.floor((max-min)/2)],!0===(ret=Opal.yield1(block,val)))satisfied=mid,smaller=!0;else if(!1===ret||ret===nil)smaller=!1;else if(ret.$$is_number){if(0===ret)return mid;smaller=ret<0}else this.$raise($$($nesting,"TypeError"),"wrong argument type "+ret.$class()+" (must be numeric, true, false or nil)");smaller?max=mid:min=mid+1}return satisfied},$Array_bsearch_index$17.$$arity=0),Opal.def(self,"$bsearch",$Array_bsearch$18=function(){var index,$iter=$Array_bsearch$18.$$p,block=$iter||nil;return $iter&&($Array_bsearch$18.$$p=null),$iter&&($Array_bsearch$18.$$p=null),block===nil?this.$enum_for("bsearch"):null!=(index=$send(this,"bsearch_index",[],block.$to_proc()))&&index.$$is_number?this[index]:index},$Array_bsearch$18.$$arity=0),Opal.def(self,"$cycle",$Array_cycle$19=function(n){var $$20,$a,i,length,$iter=$Array_cycle$19.$$p,block=$iter||nil;if($iter&&($Array_cycle$19.$$p=null),$iter&&($Array_cycle$19.$$p=null),null==n&&(n=nil),block===nil)return $send(this,"enum_for",["cycle",n],(($$20=function(){var lhs,rhs,self=$$20.$$s||this;return $truthy(n["$nil?"]())?$$$($$($nesting,"Float"),"INFINITY"):(n=$$($nesting,"Opal")["$coerce_to!"](n,$$($nesting,"Integer"),"to_int"),$truthy($rb_gt(n,0))?(lhs=self.$enumerator_size(),rhs=n,"number"==typeof lhs&&"number"==typeof 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$$27,$iter=$Array_collect$excl$26.$$p,block=$iter||nil;if($iter&&($Array_collect$excl$26.$$p=null),$iter&&($Array_collect$excl$26.$$p=null),block===nil)return $send(this,"enum_for",["collect!"],(($$27=function(){return($$27.$$s||this).$size()}).$$s=this,$$27.$$arity=0,$$27));for(var i=0,length=this.length;i<length;i++){var value=Opal.yield1(block,this[i]);this[i]=value}return this},$Array_collect$excl$26.$$arity=0),Opal.def(self,"$combination",$Array_combination$28=function(n){var $$29,num,i,length,stack,chosen,lev,done,next,$iter=$Array_combination$28.$$p,$yield=$iter||nil;if($iter&&($Array_combination$28.$$p=null),num=$$($nesting,"Opal")["$coerce_to!"](n,$$($nesting,"Integer"),"to_int"),$yield===nil)return $send(this,"enum_for",["combination",num],(($$29=function(){return binomial_coefficient(($$29.$$s||this).length,num)}).$$s=this,$$29.$$arity=0,$$29));if(0===num)Opal.yield1($yield,[]);else if(1===num)for(i=0,length=this.length;i<length;i++)Opal.yield1($yield,[this[i]]);else if(num===this.length)Opal.yield1($yield,this.slice());else if(0<=num&&num<this.length){for(stack=[],i=0;i<=num+1;i++)stack.push(0);for(done=!(chosen=[]),stack[lev=0]=-1;!done;){for(chosen[lev]=this[stack[lev+1]];lev<num-1;)next=stack[++lev+1]=stack[lev]+1,chosen[lev]=this[next];for(Opal.yield1($yield,chosen.slice()),lev++;done=0===lev,stack[lev]++,stack[--lev+1]+num===this.length+lev+1;);}}return this},$Array_combination$28.$$arity=1),Opal.def(self,"$repeated_combination",$Array_repeated_combination$30=function(n){var $$31,num,$iter=$Array_repeated_combination$30.$$p,$yield=$iter||nil;if($iter&&($Array_repeated_combination$30.$$p=null),num=$$($nesting,"Opal")["$coerce_to!"](n,$$($nesting,"Integer"),"to_int"),$yield===nil)return $send(this,"enum_for",["repeated_combination",num],(($$31=function(){return binomial_coefficient(($$31.$$s||this).length+num-1,num)}).$$s=this,$$31.$$arity=0,$$31));return 0<=num&&function iterate(max,from,buffer,self){if(buffer.length!=max)for(var i=from;i<self.length;i++)buffer.push(self[i]),iterate(max,i,buffer,self),buffer.pop();else{var copy=buffer.slice();Opal.yield1($yield,copy)}}(num,0,[],this),this},$Array_repeated_combination$30.$$arity=1),Opal.def(self,"$compact",$Array_compact$32=function(){for(var item,result=[],i=0,length=this.length;i<length;i++)(item=this[i])!==nil&&result.push(item);return result},$Array_compact$32.$$arity=0),Opal.def(self,"$compact!",$Array_compact$excl$33=function(){for(var original=this.length,i=0,length=this.length;i<length;i++)this[i]===nil&&(this.splice(i,1),length--,i--);return this.length===original?nil:this},$Array_compact$excl$33.$$arity=0),Opal.def(self,"$concat",$Array_concat$34=function($a){var $post_args,others,$$35,$$36;return $post_args=Opal.slice.call(arguments,0,arguments.length),others=$send(others=$post_args,"map",[],(($$35=function(other){var self=$$35.$$s||this;return null==other&&(other=nil),other=$truthy($$($nesting,"Array")["$==="](other))?other.$to_a():$$($nesting,"Opal").$coerce_to(other,$$($nesting,"Array"),"to_ary").$to_a(),$truthy(other["$equal?"](self))&&(other=other.$dup()),other}).$$s=this,$$35.$$arity=1,$$35)),$send(others,"each",[],(($$36=function(other){var self=$$36.$$s||this;null==other&&(other=nil);for(var i=0,length=other.length;i<length;i++)self.push(other[i])}).$$s=this,$$36.$$arity=1,$$36)),this},$Array_concat$34.$$arity=-1),Opal.def(self,"$delete",$Array_delete$37=function(object){var $iter=$Array_delete$37.$$p,$yield=$iter||nil;$iter&&($Array_delete$37.$$p=null);for(var original=this.length,i=0,length=original;i<length;i++)this[i]["$=="](object)&&(this.splice(i,1),length--,i--);return this.length===original?$yield!==nil?Opal.yieldX($yield,[]):nil:object},$Array_delete$37.$$arity=1),Opal.def(self,"$delete_at",$Array_delete_at$38=function(index){if((index=$$($nesting,"Opal").$coerce_to(index,$$($nesting,"Integer"),"to_int"))<0&&(index+=this.length),index<0||index>=this.length)return nil;var result=this[index];return this.splice(index,1),result},$Array_delete_at$38.$$arity=1),Opal.def(self,"$delete_if",$Array_delete_if$39=function(){var $$40,$iter=$Array_delete_if$39.$$p,block=$iter||nil;if($iter&&($Array_delete_if$39.$$p=null),$iter&&($Array_delete_if$39.$$p=null),block===nil)return $send(this,"enum_for",["delete_if"],(($$40=function(){return($$40.$$s||this).$size()}).$$s=this,$$40.$$arity=0,$$40));for(var value,i=0,length=this.length;i<length;i++)!1!==(value=block(this[i]))&&value!==nil&&(this.splice(i,1),length--,i--);return this},$Array_delete_if$39.$$arity=0),Opal.def(self,"$dig",$Array_dig$41=function(idx,$a){var idxs,item=nil;return idxs=Opal.slice.call(arguments,1,arguments.length),(item=this["$[]"](idx))===nil||0===idxs.length?item:($truthy(item["$respond_to?"]("dig"))||this.$raise($$($nesting,"TypeError"),item.$class()+" does not have #dig method"),$send(item,"dig",Opal.to_a(idxs)))},$Array_dig$41.$$arity=-2),Opal.def(self,"$drop",$Array_drop$42=function(number){return number<0&&this.$raise($$($nesting,"ArgumentError")),this.slice(number)},$Array_drop$42.$$arity=1),Opal.def(self,"$dup",$Array_dup$43=function(){var $zuper_ii,$iter=$Array_dup$43.$$p,$zuper=nil,$zuper_i=nil;for($iter&&($Array_dup$43.$$p=null),$zuper_i=0,$zuper_ii=arguments.length,$zuper=new Array($zuper_ii);$zuper_i<$zuper_ii;$zuper_i++)$zuper[$zuper_i]=arguments[$zuper_i];return this.$$class===Opal.Array&&this.$$class.$allocate.$$pristine&&this.$copy_instance_variables.$$pristine&&this.$initialize_dup.$$pristine?this.slice(0):$send(this,Opal.find_super_dispatcher(this,"dup",$Array_dup$43,!1),$zuper,$iter)},$Array_dup$43.$$arity=0),Opal.def(self,"$each",$Array_each$44=function(){var $$45,$iter=$Array_each$44.$$p,block=$iter||nil;if($iter&&($Array_each$44.$$p=null),$iter&&($Array_each$44.$$p=null),block===nil)return $send(this,"enum_for",["each"],(($$45=function(){return($$45.$$s||this).$size()}).$$s=this,$$45.$$arity=0,$$45));for(var i=0,length=this.length;i<length;i++)Opal.yield1(block,this[i]);return this},$Array_each$44.$$arity=0),Opal.def(self,"$each_index",$Array_each_index$46=function(){var $$47,$iter=$Array_each_index$46.$$p,block=$iter||nil;if($iter&&($Array_each_index$46.$$p=null),$iter&&($Array_each_index$46.$$p=null),block===nil)return $send(this,"enum_for",["each_index"],(($$47=function(){return($$47.$$s||this).$size()}).$$s=this,$$47.$$arity=0,$$47));for(var i=0,length=this.length;i<length;i++)Opal.yield1(block,i);return this},$Array_each_index$46.$$arity=0),Opal.def(self,"$empty?",$Array_empty$ques$48=function(){return 0===this.length},$Array_empty$ques$48.$$arity=0),Opal.def(self,"$eql?",$Array_eql$ques$49=function(other){var recursed={};return function _eql(array,other){var i,length,a,b;if(!other.$$is_array)return!1;if(other=other.$to_a(),array.length!==other.length)return!1;for(recursed[array.$object_id()]=!0,i=0,length=array.length;i<length;i++)if(a=array[i],b=other[i],a.$$is_array){if(b.$$is_array&&b.length!==a.length)return!1;if(!recursed.hasOwnProperty(a.$object_id())&&!_eql(a,b))return!1}else if(!a["$eql?"](b))return!1;return!0}(this,other)},$Array_eql$ques$49.$$arity=1),Opal.def(self,"$fetch",$Array_fetch$50=function(index,defaults){var $iter=$Array_fetch$50.$$p,block=$iter||nil;$iter&&($Array_fetch$50.$$p=null),$iter&&($Array_fetch$50.$$p=null);var original=index;return(index=$$($nesting,"Opal").$coerce_to(index,$$($nesting,"Integer"),"to_int"))<0&&(index+=this.length),0<=index&&index<this.length?this[index]:(block!==nil&&null!=defaults&&this.$warn("warning: block supersedes default value argument"),block!==nil?block(original):null!=defaults?defaults:void(0===this.length?this.$raise($$($nesting,"IndexError"),"index "+original+" outside of array bounds: 0...0"):this.$raise($$($nesting,"IndexError"),"index "+original+" outside of array bounds: -"+this.length+"..."+this.length)))},$Array_fetch$50.$$arity=-2),Opal.def(self,"$fill",$Array_fill$51=function($a){var args,$b,$c,i,value,$iter=$Array_fill$51.$$p,block=$iter||nil,one=nil,two=nil,obj=nil,left=nil,right=nil;if($iter&&($Array_fill$51.$$p=null),$iter&&($Array_fill$51.$$p=null),args=Opal.slice.call(arguments,0,arguments.length),two=$truthy(block)?($truthy(2<args.length)&&this.$raise($$($nesting,"ArgumentError"),"wrong number of arguments ("+args.$length()+" for 0..2)"),$c=args,one=null==($b=Opal.to_ary($c))[0]?nil:$b[0],null==$b[1]?nil:$b[1]):($truthy(0==args.length)?this.$raise($$($nesting,"ArgumentError"),"wrong number of arguments (0 for 1..3)"):$truthy(3<args.length)&&this.$raise($$($nesting,"ArgumentError"),"wrong number of arguments ("+args.$length()+" for 1..3)"),$c=args,obj=null==($b=Opal.to_ary($c))[0]?nil:$b[0],one=null==$b[1]?nil:$b[1],null==$b[2]?nil:$b[2]),$truthy($$($nesting,"Range")["$==="](one))){if($truthy(two)&&this.$raise($$($nesting,"TypeError"),"length invalid with range"),left=$$($nesting,"Opal").$coerce_to(one.$begin(),$$($nesting,"Integer"),"to_int"),$truthy(left<0)&&(left+=this.length),$truthy(left<0)&&this.$raise($$($nesting,"RangeError"),one.$inspect()+" out of range"),right=$$($nesting,"Opal").$coerce_to(one.$end(),$$($nesting,"Integer"),"to_int"),$truthy(right<0)&&(right+=this.length),$truthy(one["$exclude_end?"]())||(right+=1),$truthy(right<=left))return this}else if($truthy(one))if(left=$$($nesting,"Opal").$coerce_to(one,$$($nesting,"Integer"),"to_int"),$truthy(left<0)&&(left+=this.length),$truthy(left<0)&&(left=0),$truthy(two)){if(right=$$($nesting,"Opal").$coerce_to(two,$$($nesting,"Integer"),"to_int"),$truthy(0==right))return this;right+=left}else right=this.length;else left=0,right=this.length;if($truthy(left>this.length))for(i=this.length;i<right;i++)this[i]=nil;if($truthy(right>this.length)&&(this.length=right),$truthy(block))for(this.length;left<right;left++)value=block(left),this[left]=value;else for(this.length;left<right;left++)this[left]=obj;return this},$Array_fill$51.$$arity=-1),Opal.def(self,"$first",$Array_first$52=function(count){return null==count?0===this.length?nil:this[0]:((count=$$($nesting,"Opal").$coerce_to(count,$$($nesting,"Integer"),"to_int"))<0&&this.$raise($$($nesting,"ArgumentError"),"negative array size"),this.slice(0,count))},$Array_first$52.$$arity=-1),Opal.def(self,"$flatten",$Array_flatten$53=function(level){var self=this;return void 0!==level&&(level=$$($nesting,"Opal").$coerce_to(level,$$($nesting,"Integer"),"to_int")),toArraySubclass(function _flatten(array,level){var i,length,item,ary,result=[];for(i=0,length=(array=array.$to_a()).length;i<length;i++)if(item=array[i],$$($nesting,"Opal")["$respond_to?"](item,"to_ary",!0))if((ary=item.$to_ary())!==nil)switch(ary.$$is_array||self.$raise($$($nesting,"TypeError")),ary===self&&self.$raise($$($nesting,"ArgumentError")),level){case void 0:result=result.concat(_flatten(ary));break;case 0:result.push(ary);break;default:result.push.apply(result,_flatten(ary,level-1))}else result.push(item);else result.push(item);return result}(self,level),self.$class())},$Array_flatten$53.$$arity=-1),Opal.def(self,"$flatten!",$Array_flatten$excl$54=function(level){var flattened=this.$flatten(level);if(this.length==flattened.length){for(var i=0,length=this.length;i<length&&this[i]===flattened[i];i++);if(i==length)return nil}return this.$replace(flattened),this},$Array_flatten$excl$54.$$arity=-1),Opal.def(self,"$hash",$Array_hash$55=function(){var item,i,key,top=void 0===Opal.hash_ids,result=["A"],hash_id=this.$object_id();try{if(top&&(Opal.hash_ids=Object.create(null)),Opal.hash_ids[hash_id])return"self";for(key in Opal.hash_ids)if(item=Opal.hash_ids[key],this["$eql?"](item))return"self";for(Opal.hash_ids[hash_id]=this,i=0;i<this.length;i++)item=this[i],result.push(item.$hash());return result.join(",")}finally{top&&(Opal.hash_ids=void 0)}},$Array_hash$55.$$arity=0),Opal.def(self,"$include?",$Array_include$ques$56=function(member){for(var i=0,length=this.length;i<length;i++)if(this[i]["$=="](member))return!0;return!1},$Array_include$ques$56.$$arity=1),Opal.def(self,"$index",$Array_index$57=function(object){var i,length,value,$iter=$Array_index$57.$$p,block=$iter||nil;if($iter&&($Array_index$57.$$p=null),$iter&&($Array_index$57.$$p=null),null!=object&&block!==nil&&this.$warn("warning: given block not used"),null!=object){for(i=0,length=this.length;i<length;i++)if(this[i]["$=="](object))return i}else{if(block===nil)return this.$enum_for("index");for(i=0,length=this.length;i<length;i++)if(!1!==(value=block(this[i]))&&value!==nil)return i}return nil},$Array_index$57.$$arity=-1),Opal.def(self,"$insert",$Array_insert$58=function(index,$a){var objects;if(objects=Opal.slice.call(arguments,1,arguments.length),index=$$($nesting,"Opal").$coerce_to(index,$$($nesting,"Integer"),"to_int"),0<objects.length){if(index<0&&(index+=this.length+1)<0&&this.$raise($$($nesting,"IndexError"),index+" is out of bounds"),index>this.length)for(var i=this.length;i<index;i++)this.push(nil);this.splice.apply(this,[index,0].concat(objects))}return this},$Array_insert$58.$$arity=-2),Opal.def(self,"$inspect",$Array_inspect$59=function(){for(var result=[],id=this.$__id__(),i=0,length=this.length;i<length;i++){var item=this["$[]"](i);item.$__id__()===id?result.push("[...]"):result.push(item.$inspect())}return"["+result.join(", ")+"]"},$Array_inspect$59.$$arity=0),Opal.def(self,"$join",$Array_join$60=function(sep){if(null==$gvars[","]&&($gvars[","]=nil),null==sep&&(sep=nil),$truthy(0===this.length))return"";$truthy(sep===nil)&&(sep=$gvars[","]);var i,length,item,tmp,result=[];for(i=0,length=this.length;i<length;i++)item=this[i],$$($nesting,"Opal")["$respond_to?"](item,"to_str")&&(tmp=item.$to_str())!==nil?result.push(tmp.$to_s()):$$($nesting,"Opal")["$respond_to?"](item,"to_ary")&&((tmp=item.$to_ary())===this&&this.$raise($$($nesting,"ArgumentError")),tmp!==nil)?result.push(tmp.$join(sep)):$$($nesting,"Opal")["$respond_to?"](item,"to_s")&&(tmp=item.$to_s())!==nil?result.push(tmp):this.$raise($$($nesting,"NoMethodError").$new(Opal.inspect(item)+" doesn't respond to #to_str, #to_ary or #to_s","to_str"));return sep===nil?result.join(""):result.join($$($nesting,"Opal")["$coerce_to!"](sep,$$($nesting,"String"),"to_str").$to_s())},$Array_join$60.$$arity=-1),Opal.def(self,"$keep_if",$Array_keep_if$61=function(){var $$62,$iter=$Array_keep_if$61.$$p,block=$iter||nil;if($iter&&($Array_keep_if$61.$$p=null),$iter&&($Array_keep_if$61.$$p=null),block===nil)return $send(this,"enum_for",["keep_if"],(($$62=function(){return($$62.$$s||this).$size()}).$$s=this,$$62.$$arity=0,$$62));for(var value,i=0,length=this.length;i<length;i++)!1!==(value=block(this[i]))&&value!==nil||(this.splice(i,1),length--,i--);return this},$Array_keep_if$61.$$arity=0),Opal.def(self,"$last",$Array_last$63=function(count){return null==count?0===this.length?nil:this[this.length-1]:((count=$$($nesting,"Opal").$coerce_to(count,$$($nesting,"Integer"),"to_int"))<0&&this.$raise($$($nesting,"ArgumentError"),"negative array size"),count>this.length&&(count=this.length),this.slice(this.length-count,this.length))},$Array_last$63.$$arity=-1),Opal.def(self,"$length",$Array_length$64=function(){return this.length},$Array_length$64.$$arity=0),Opal.alias(self,"map","collect"),Opal.alias(self,"map!","collect!"),Opal.def(self,"$max",$Array_max$65=function(n){var $iter=$Array_max$65.$$p,block=$iter||nil;return $iter&&($Array_max$65.$$p=null),$iter&&($Array_max$65.$$p=null),$send(this.$each(),"max",[n],block.$to_proc())},$Array_max$65.$$arity=-1),Opal.def(self,"$min",$Array_min$66=function(){var $iter=$Array_min$66.$$p,block=$iter||nil;return $iter&&($Array_min$66.$$p=null),$iter&&($Array_min$66.$$p=null),$send(this.$each(),"min",[],block.$to_proc())},$Array_min$66.$$arity=0),Opal.def(self,"$permutation",$Array_permutation$67=function(num){var $$68,permute,offensive,output,$iter=$Array_permutation$67.$$p,block=$iter||nil,self=this,perm=nil,used=nil;if($iter&&($Array_permutation$67.$$p=null),$iter&&($Array_permutation$67.$$p=null),block===nil)return $send(self,"enum_for",["permutation",num],(($$68=function(){var self=$$68.$$s||this;return function(from,how_many){for(var count=0<=how_many?1:0;how_many;)count*=from,from--,how_many--;return count}(self.length,void 0===num?self.length:num)}).$$s=self,$$68.$$arity=0,$$68));if((num=void 0===num?self.length:$$($nesting,"Opal").$coerce_to(num,$$($nesting,"Integer"),"to_int"))<0||self.length<num);else if(0===num)Opal.yield1(block,[]);else if(1===num)for(var i=0;i<self.length;i++)Opal.yield1(block,[self[i]]);else perm=$$($nesting,"Array").$new(num),used=$$($nesting,"Array").$new(self.length,!1),permute=function(num,perm,index,used,blk){self=this;for(var i=0;i<self.length;i++)if(used["$[]"](i)["$!"]())if(perm[index]=i,index<num-1)used[i]=!0,permute.call(self,num,perm,index+1,used,blk),used[i]=!1;else{output=[];for(var j=0;j<perm.length;j++)output.push(self[perm[j]]);Opal.yield1(blk,output)}},block!==nil?(offensive=self.slice(),permute.call(offensive,num,perm,0,used,block)):permute.call(self,num,perm,0,used,block);return self},$Array_permutation$67.$$arity=-1),Opal.def(self,"$repeated_permutation",$Array_repeated_permutation$69=function(n){var $$70,num,$iter=$Array_repeated_permutation$69.$$p,$yield=$iter||nil;if($iter&&($Array_repeated_permutation$69.$$p=null),num=$$($nesting,"Opal")["$coerce_to!"](n,$$($nesting,"Integer"),"to_int"),$yield===nil)return $send(this,"enum_for",["repeated_permutation",num],(($$70=function(){var lhs,rhs,self=$$70.$$s||this;return $truthy((rhs=0,"number"==typeof(lhs=num)&&"number"==typeof rhs?rhs<=lhs:lhs["$>="](rhs)))?self.$size()["$**"](num):0}).$$s=this,$$70.$$arity=0,$$70));return function iterate(max,buffer,self){if(buffer.length!=max)for(var i=0;i<self.length;i++)buffer.push(self[i]),iterate(max,buffer,self),buffer.pop();else{var copy=buffer.slice();Opal.yield1($yield,copy)}}(num,[],this.slice()),this},$Array_repeated_permutation$69.$$arity=1),Opal.def(self,"$pop",$Array_pop$71=function(count){return $truthy(void 0===count)?$truthy(0===this.length)?nil:this.pop():(count=$$($nesting,"Opal").$coerce_to(count,$$($nesting,"Integer"),"to_int"),$truthy(count<0)&&this.$raise($$($nesting,"ArgumentError"),"negative array size"),$truthy(0===this.length)?[]:$truthy(count>this.length)?this.splice(0,this.length):this.splice(this.length-count,this.length))},$Array_pop$71.$$arity=-1),Opal.def(self,"$product",$Array_product$72=function($a){var $post_args,args,$iter=$Array_product$72.$$p,block=$iter||nil;$iter&&($Array_product$72.$$p=null),$iter&&($Array_product$72.$$p=null),$post_args=Opal.slice.call(arguments,0,arguments.length);var i,m,subarray,len,result=block!==nil?null:[],n=(args=$post_args).length+1,counters=new Array(n),lengths=new Array(n),arrays=new Array(n),resultlen=1;for(arrays[0]=this,i=1;i<n;i++)arrays[i]=$$($nesting,"Opal").$coerce_to(args[i-1],$$($nesting,"Array"),"to_ary");for(i=0;i<n;i++){if(0===(len=arrays[i].length))return result||this;2147483647<(resultlen*=len)&&this.$raise($$($nesting,"RangeError"),"too big to product"),lengths[i]=len,counters[i]=0}outer_loop:for(;;){for(subarray=[],i=0;i<n;i++)subarray.push(arrays[i][counters[i]]);for(result?result.push(subarray):Opal.yield1(block,subarray),counters[m=n-1]++;counters[m]===lengths[m];){if(counters[m]=0,--m<0)break outer_loop;counters[m]++}}return result||this},$Array_product$72.$$arity=-1),Opal.def(self,"$push",$Array_push$73=function($a){for(var objects,i=0,length=(objects=Opal.slice.call(arguments,0,arguments.length)).length;i<length;i++)this.push(objects[i]);return this},$Array_push$73.$$arity=-1),Opal.alias(self,"append","push"),Opal.def(self,"$rassoc",$Array_rassoc$74=function(object){for(var item,i=0,length=this.length;i<length;i++)if((item=this[i]).length&&void 0!==item[1]&&item[1]["$=="](object))return item;return nil},$Array_rassoc$74.$$arity=1),Opal.def(self,"$reject",$Array_reject$75=function(){var $$76,$iter=$Array_reject$75.$$p,block=$iter||nil;if($iter&&($Array_reject$75.$$p=null),$iter&&($Array_reject$75.$$p=null),block===nil)return $send(this,"enum_for",["reject"],(($$76=function(){return($$76.$$s||this).$size()}).$$s=this,$$76.$$arity=0,$$76));for(var value,result=[],i=0,length=this.length;i<length;i++)!1!==(value=block(this[i]))&&value!==nil||result.push(this[i]);return result},$Array_reject$75.$$arity=0),Opal.def(self,"$reject!",$Array_reject$excl$77=function(){var $$78,original,$iter=$Array_reject$excl$77.$$p,block=$iter||nil;return $iter&&($Array_reject$excl$77.$$p=null),$iter&&($Array_reject$excl$77.$$p=null),block===nil?$send(this,"enum_for",["reject!"],(($$78=function(){return($$78.$$s||this).$size()}).$$s=this,$$78.$$arity=0,$$78)):(original=this.$length(),$send(this,"delete_if",[],block.$to_proc()),this.$length()["$=="](original)?nil:this)},$Array_reject$excl$77.$$arity=0),Opal.def(self,"$replace",$Array_replace$79=function(other){return other=$truthy($$($nesting,"Array")["$==="](other))?other.$to_a():$$($nesting,"Opal").$coerce_to(other,$$($nesting,"Array"),"to_ary").$to_a(),this.splice(0,this.length),this.push.apply(this,other),this},$Array_replace$79.$$arity=1),Opal.def(self,"$reverse",$Array_reverse$80=function(){return this.slice(0).reverse()},$Array_reverse$80.$$arity=0),Opal.def(self,"$reverse!",$Array_reverse$excl$81=function(){return this.reverse()},$Array_reverse$excl$81.$$arity=0),Opal.def(self,"$reverse_each",$Array_reverse_each$82=function(){var $$83,$iter=$Array_reverse_each$82.$$p,block=$iter||nil;return $iter&&($Array_reverse_each$82.$$p=null),$iter&&($Array_reverse_each$82.$$p=null),block===nil?$send(this,"enum_for",["reverse_each"],(($$83=function(){return($$83.$$s||this).$size()}).$$s=this,$$83.$$arity=0,$$83)):($send(this.$reverse(),"each",[],block.$to_proc()),this)},$Array_reverse_each$82.$$arity=0),Opal.def(self,"$rindex",$Array_rindex$84=function(object){var i,value,$iter=$Array_rindex$84.$$p,block=$iter||nil;if($iter&&($Array_rindex$84.$$p=null),$iter&&($Array_rindex$84.$$p=null),null!=object&&block!==nil&&this.$warn("warning: given block not used"),null!=object){for(i=this.length-1;0<=i&&!(i>=this.length);i--)if(this[i]["$=="](object))return i}else if(block!==nil){for(i=this.length-1;0<=i&&!(i>=this.length);i--)if(!1!==(value=block(this[i]))&&value!==nil)return i}else if(null==object)return this.$enum_for("rindex");return nil},$Array_rindex$84.$$arity=-1),Opal.def(self,"$rotate",$Array_rotate$85=function(n){var ary,idx,firstPart,lastPart;return null==n&&(n=1),n=$$($nesting,"Opal").$coerce_to(n,$$($nesting,"Integer"),"to_int"),1===this.length?this.slice():0===this.length?[]:(idx=n%(ary=this.slice()).length,firstPart=ary.slice(idx),lastPart=ary.slice(0,idx),firstPart.concat(lastPart))},$Array_rotate$85.$$arity=-1),Opal.def(self,"$rotate!",$Array_rotate$excl$86=function(cnt){var ary;return null==cnt&&(cnt=1),0===this.length||1===this.length?this:(cnt=$$($nesting,"Opal").$coerce_to(cnt,$$($nesting,"Integer"),"to_int"),ary=this.$rotate(cnt),this.$replace(ary))},$Array_rotate$excl$86.$$arity=-1),function($base,$super,$parent_nesting){var $SampleRandom_initialize$87,$SampleRandom_rand$88,self=$klass($base,null,"SampleRandom"),$nesting=[self].concat($parent_nesting);self.$$prototype.rng=nil,Opal.def(self,"$initialize",$SampleRandom_initialize$87=function(rng){return this.rng=rng},$SampleRandom_initialize$87.$$arity=1),Opal.def(self,"$rand",$SampleRandom_rand$88=function(size){var random;return random=$$($nesting,"Opal").$coerce_to(this.rng.$rand(size),$$($nesting,"Integer"),"to_int"),$truthy(random<0)&&this.$raise($$($nesting,"RangeError"),"random value must be >= 0"),$truthy(random<size)||this.$raise($$($nesting,"RangeError"),"random value must be less than Array 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this},$Array_shuffle$excl$96.$$arity=-1),Opal.alias(self,"slice","[]"),Opal.def(self,"$slice!",$Array_slice$excl$97=function(index,length){var result=nil,range=nil,range_start=nil,range_end=nil,start=nil;if(result=nil,$truthy(void 0===length))if($truthy($$($nesting,"Range")["$==="](index))){range=index,result=this["$[]"](range),range_start=$$($nesting,"Opal").$coerce_to(range.$begin(),$$($nesting,"Integer"),"to_int"),range_end=$$($nesting,"Opal").$coerce_to(range.$end(),$$($nesting,"Integer"),"to_int"),range_start<0&&(range_start+=this.length),range_end<0?range_end+=this.length:range_end>=this.length&&(range_end=this.length-1,range.excl&&(range_end+=1));var range_length=range_end-range_start;range.excl?range_end-=1:range_length+=1,range_start<this.length&&0<=range_start&&range_end<this.length&&0<=range_end&&0<range_length&&this.splice(range_start,range_length)}else{if((start=$$($nesting,"Opal").$coerce_to(index,$$($nesting,"Integer"),"to_int"))<0&&(start+=this.length),start<0||start>=this.length)return nil;result=this[start],0===start?this.shift():this.splice(start,1)}else{if(start=$$($nesting,"Opal").$coerce_to(index,$$($nesting,"Integer"),"to_int"),(length=$$($nesting,"Opal").$coerce_to(length,$$($nesting,"Integer"),"to_int"))<0)return nil;result=this["$[]"](start,length),start<0&&(start+=this.length),start+length>this.length&&(length=this.length-start),start<this.length&&0<=start&&this.splice(start,length)}return result},$Array_slice$excl$97.$$arity=-2),Opal.def(self,"$sort",$Array_sort$98=function(){var $iter=$Array_sort$98.$$p,block=$iter||nil,self=this;return 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i,length,item,key,hash=$hash2([],{});if(block===nil)for(i=0,length=this.length;i<length;i++)item=this[i],void 0===Opal.hash_get(hash,item)&&Opal.hash_put(hash,item,item);else for(i=0,length=this.length;i<length;i++)item=this[i],key=Opal.yield1(block,item),void 0===Opal.hash_get(hash,key)&&Opal.hash_put(hash,key,item);return toArraySubclass(hash.$values(),this.$class())},$Array_uniq$109.$$arity=0),Opal.def(self,"$uniq!",$Array_uniq$excl$110=function(){var $iter=$Array_uniq$excl$110.$$p,block=$iter||nil;$iter&&($Array_uniq$excl$110.$$p=null),$iter&&($Array_uniq$excl$110.$$p=null);var i,length,item,key,original_length=this.length,hash=$hash2([],{});for(i=0,length=original_length;i<length;i++)item=this[i],key=block===nil?item:Opal.yield1(block,item),void 0!==Opal.hash_get(hash,key)?(this.splice(i,1),length--,i--):Opal.hash_put(hash,key,item);return this.length===original_length?nil:this},$Array_uniq$excl$110.$$arity=0),Opal.def(self,"$unshift",$Array_unshift$111=function($a){for(var objects,i=(objects=Opal.slice.call(arguments,0,arguments.length)).length-1;0<=i;i--)this.unshift(objects[i]);return this},$Array_unshift$111.$$arity=-1),Opal.alias(self,"prepend","unshift"),Opal.def(self,"$values_at",$Array_values_at$112=function($a){var $post_args,$$113,out=nil;return $post_args=Opal.slice.call(arguments,0,arguments.length),out=[],$send($post_args,"each",[],(($$113=function(elem){var $$114,self=$$113.$$s||this,finish=nil,start=nil,i=nil;return null==elem&&(elem=nil),$truthy(elem["$is_a?"]($$($nesting,"Range")))?(finish=$$($nesting,"Opal").$coerce_to(elem.$last(),$$($nesting,"Integer"),"to_int"),(start=$$($nesting,"Opal").$coerce_to(elem.$first(),$$($nesting,"Integer"),"to_int"))<0?(start+=self.length,nil):(finish<0&&(finish+=self.length),elem["$exclude_end?"]()&&finish--,finish<start?nil:$send(start,"upto",[finish],(($$114=function(i){var self=$$114.$$s||this;return 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self.$include($$($nesting,"Enumerable")),self.$$prototype.$$is_hash=!0,Opal.defs(self,"$[]",$Hash_$$$1=function($a){var argv,hash,i,argc=(argv=Opal.slice.call(arguments,0,arguments.length)).length;if(1===argc){if((hash=$$($nesting,"Opal")["$coerce_to?"](argv["$[]"](0),$$($nesting,"Hash"),"to_hash"))!==nil)return this.$allocate()["$merge!"](hash);for((argv=$$($nesting,"Opal")["$coerce_to?"](argv["$[]"](0),$$($nesting,"Array"),"to_ary"))===nil&&this.$raise($$($nesting,"ArgumentError"),"odd number of arguments for Hash"),argc=argv.length,hash=this.$allocate(),i=0;i<argc;i++)if(argv[i].$$is_array)switch(argv[i].length){case 1:hash.$store(argv[i][0],nil);break;case 2:hash.$store(argv[i][0],argv[i][1]);break;default:this.$raise($$($nesting,"ArgumentError"),"invalid number of elements ("+argv[i].length+" for 1..2)")}return hash}for(argc%2!=0&&this.$raise($$($nesting,"ArgumentError"),"odd number of arguments for Hash"),hash=this.$allocate(),i=0;i<argc;i+=2)hash.$store(argv[i],argv[i+1]);return hash},$Hash_$$$1.$$arity=-1),Opal.defs(self,"$allocate",$Hash_allocate$2=function(){var hash=new this.$$constructor;return Opal.hash_init(hash),hash.$$none=nil,hash.$$proc=nil,hash},$Hash_allocate$2.$$arity=0),Opal.defs(self,"$try_convert",$Hash_try_convert$3=function(obj){return $$($nesting,"Opal")["$coerce_to?"](obj,$$($nesting,"Hash"),"to_hash")},$Hash_try_convert$3.$$arity=1),Opal.def(self,"$initialize",$Hash_initialize$4=function(defaults){var $iter=$Hash_initialize$4.$$p,block=$iter||nil;return $iter&&($Hash_initialize$4.$$p=null),$iter&&($Hash_initialize$4.$$p=null),void 0!==defaults&&block!==nil&&this.$raise($$($nesting,"ArgumentError"),"wrong number of arguments (1 for 0)"),this.$$none=void 0===defaults?nil:defaults,this.$$proc=block,this},$Hash_initialize$4.$$arity=-1),Opal.def(self,"$==",$Hash_$eq_eq$5=function(other){if(this===other)return!0;if(!other.$$is_hash)return!1;if(this.$$keys.length!==other.$$keys.length)return!1;for(var key,value,other_value,i=0,keys=this.$$keys,length=keys.length;i<length;i++)if(void 0===(other_value=(key=keys[i]).$$is_string?(value=this.$$smap[key],other.$$smap[key]):(value=key.value,Opal.hash_get(other,key.key)))||!value["$eql?"](other_value))return!1;return!0},$Hash_$eq_eq$5.$$arity=1),Opal.def(self,"$>=",$Hash_$gt_eq$6=function(other){var $$7,result=nil;return other=$$($nesting,"Opal")["$coerce_to!"](other,$$($nesting,"Hash"),"to_hash"),!(this.$$keys.length<other.$$keys.length)&&(result=!0,$send(other,"each",[],(($$7=function(other_key,other_val){var val,self=$$7.$$s||this;null==other_key&&(other_key=nil),null==other_val&&(other_val=nil),null!=(val=self.$fetch(other_key,null))&&val===other_val||(result=!1)}).$$s=this,$$7.$$arity=2,$$7)),result)},$Hash_$gt_eq$6.$$arity=1),Opal.def(self,"$>",$Hash_$gt$8=function(other){return other=$$($nesting,"Opal")["$coerce_to!"](other,$$($nesting,"Hash"),"to_hash"),!(this.$$keys.length<=other.$$keys.length)&&$rb_ge(this,other)},$Hash_$gt$8.$$arity=1),Opal.def(self,"$<",$Hash_$lt$9=function(other){var lhs,rhs;return other=$$($nesting,"Opal")["$coerce_to!"](other,$$($nesting,"Hash"),"to_hash"),rhs=this,"number"==typeof(lhs=other)&&"number"==typeof rhs?rhs<lhs:lhs["$>"](rhs)},$Hash_$lt$9.$$arity=1),Opal.def(self,"$<=",$Hash_$lt_eq$10=function(other){return $rb_ge(other=$$($nesting,"Opal")["$coerce_to!"](other,$$($nesting,"Hash"),"to_hash"),this)},$Hash_$lt_eq$10.$$arity=1),Opal.def(self,"$[]",$Hash_$$$11=function(key){var value=Opal.hash_get(this,key);return void 0!==value?value:this.$default(key)},$Hash_$$$11.$$arity=1),Opal.def(self,"$[]=",$Hash_$$$eq$12=function(key,value){return Opal.hash_put(this,key,value),value},$Hash_$$$eq$12.$$arity=2),Opal.def(self,"$assoc",$Hash_assoc$13=function(object){for(var key,i=0,keys=this.$$keys,length=keys.length;i<length;i++)if((key=keys[i]).$$is_string){if(key["$=="](object))return[key,this.$$smap[key]]}else if(key.key["$=="](object))return[key.key,key.value];return nil},$Hash_assoc$13.$$arity=1),Opal.def(self,"$clear",$Hash_clear$14=function(){return Opal.hash_init(this),this},$Hash_clear$14.$$arity=0),Opal.def(self,"$clone",$Hash_clone$15=function(){var hash=new this.$$class;return Opal.hash_init(hash),Opal.hash_clone(this,hash),hash},$Hash_clone$15.$$arity=0),Opal.def(self,"$compact",$Hash_compact$16=function(){for(var key,value,hash=Opal.hash(),i=0,keys=this.$$keys,length=keys.length;i<length;i++)(key=keys[i]).$$is_string?value=this.$$smap[key]:(value=key.value,key=key.key),value!==nil&&Opal.hash_put(hash,key,value);return hash},$Hash_compact$16.$$arity=0),Opal.def(self,"$compact!",$Hash_compact$excl$17=function(){for(var key,value,changes_were_made=!1,i=0,keys=this.$$keys,length=keys.length;i<length;i++)(key=keys[i]).$$is_string?value=this.$$smap[key]:(value=key.value,key=key.key),value===nil&&void 0!==Opal.hash_delete(this,key)&&(changes_were_made=!0,length--,i--);return changes_were_made?this:nil},$Hash_compact$excl$17.$$arity=0),Opal.def(self,"$compare_by_identity",$Hash_compare_by_identity$18=function(){var i,ii,key,identity_hash,keys=this.$$keys;if(this.$$by_identity)return this;if(0===this.$$keys.length)return this.$$by_identity=!0,this;for(identity_hash=$hash2([],{}).$compare_by_identity(),i=0,ii=keys.length;i<ii;i++)(key=keys[i]).$$is_string||(key=key.key),Opal.hash_put(identity_hash,key,Opal.hash_get(this,key));return this.$$by_identity=!0,this.$$map=identity_hash.$$map,this.$$smap=identity_hash.$$smap,this},$Hash_compare_by_identity$18.$$arity=0),Opal.def(self,"$compare_by_identity?",$Hash_compare_by_identity$ques$19=function(){return!0===this.$$by_identity},$Hash_compare_by_identity$ques$19.$$arity=0),Opal.def(self,"$default",$Hash_default$20=function(key){return void 0!==key&&this.$$proc!==nil&&void 0!==this.$$proc?this.$$proc.$call(this,key):void 0===this.$$none?nil:this.$$none},$Hash_default$20.$$arity=-1),Opal.def(self,"$default=",$Hash_default$eq$21=function(object){return this.$$proc=nil,this.$$none=object},$Hash_default$eq$21.$$arity=1),Opal.def(self,"$default_proc",$Hash_default_proc$22=function(){return void 0!==this.$$proc?this.$$proc:nil},$Hash_default_proc$22.$$arity=0),Opal.def(self,"$default_proc=",$Hash_default_proc$eq$23=function(default_proc){var proc=default_proc;return proc!==nil&&(proc=$$($nesting,"Opal")["$coerce_to!"](proc,$$($nesting,"Proc"),"to_proc"))["$lambda?"]()&&2!==proc.$arity().$abs()&&this.$raise($$($nesting,"TypeError"),"default_proc takes two arguments"),this.$$none=nil,this.$$proc=proc,default_proc},$Hash_default_proc$eq$23.$$arity=1),Opal.def(self,"$delete",$Hash_delete$24=function(key){var $iter=$Hash_delete$24.$$p,block=$iter||nil;$iter&&($Hash_delete$24.$$p=null),$iter&&($Hash_delete$24.$$p=null);var value=Opal.hash_delete(this,key);return void 0!==value?value:block!==nil?Opal.yield1(block,key):nil},$Hash_delete$24.$$arity=1),Opal.def(self,"$delete_if",$Hash_delete_if$25=function(){var $$26,$iter=$Hash_delete_if$25.$$p,block=$iter||nil;if($iter&&($Hash_delete_if$25.$$p=null),$iter&&($Hash_delete_if$25.$$p=null),!$truthy(block))return $send(this,"enum_for",["delete_if"],(($$26=function(){return($$26.$$s||this).$size()}).$$s=this,$$26.$$arity=0,$$26));for(var key,value,obj,i=0,keys=this.$$keys,length=keys.length;i<length;i++)(key=keys[i]).$$is_string?value=this.$$smap[key]:(value=key.value,key=key.key),!1!==(obj=block(key,value))&&obj!==nil&&void 0!==Opal.hash_delete(this,key)&&(length--,i--);return this},$Hash_delete_if$25.$$arity=0),Opal.alias(self,"dup","clone"),Opal.def(self,"$dig",$Hash_dig$27=function(key,$a){var keys,item=nil;return keys=Opal.slice.call(arguments,1,arguments.length),(item=this["$[]"](key))===nil||0===keys.length?item:($truthy(item["$respond_to?"]("dig"))||this.$raise($$($nesting,"TypeError"),item.$class()+" does not have #dig method"),$send(item,"dig",Opal.to_a(keys)))},$Hash_dig$27.$$arity=-2),Opal.def(self,"$each",$Hash_each$28=function(){var $$29,$iter=$Hash_each$28.$$p,block=$iter||nil;if($iter&&($Hash_each$28.$$p=null),$iter&&($Hash_each$28.$$p=null),!$truthy(block))return $send(this,"enum_for",["each"],(($$29=function(){return($$29.$$s||this).$size()}).$$s=this,$$29.$$arity=0,$$29));for(var key,value,i=0,keys=this.$$keys,length=keys.length;i<length;i++)(key=keys[i]).$$is_string?value=this.$$smap[key]:(value=key.value,key=key.key),Opal.yield1(block,[key,value]);return this},$Hash_each$28.$$arity=0),Opal.def(self,"$each_key",$Hash_each_key$30=function(){var $$31,$iter=$Hash_each_key$30.$$p,block=$iter||nil;if($iter&&($Hash_each_key$30.$$p=null),$iter&&($Hash_each_key$30.$$p=null),!$truthy(block))return $send(this,"enum_for",["each_key"],(($$31=function(){return($$31.$$s||this).$size()}).$$s=this,$$31.$$arity=0,$$31));for(var key,i=0,keys=this.$$keys,length=keys.length;i<length;i++)block((key=keys[i]).$$is_string?key:key.key);return this},$Hash_each_key$30.$$arity=0),Opal.alias(self,"each_pair","each"),Opal.def(self,"$each_value",$Hash_each_value$32=function(){var $$33,$iter=$Hash_each_value$32.$$p,block=$iter||nil;if($iter&&($Hash_each_value$32.$$p=null),$iter&&($Hash_each_value$32.$$p=null),!$truthy(block))return $send(this,"enum_for",["each_value"],(($$33=function(){return($$33.$$s||this).$size()}).$$s=this,$$33.$$arity=0,$$33));for(var key,i=0,keys=this.$$keys,length=keys.length;i<length;i++)block((key=keys[i]).$$is_string?this.$$smap[key]:key.value);return this},$Hash_each_value$32.$$arity=0),Opal.def(self,"$empty?",$Hash_empty$ques$34=function(){return 0===this.$$keys.length},$Hash_empty$ques$34.$$arity=0),Opal.alias(self,"eql?","=="),Opal.def(self,"$fetch",$Hash_fetch$35=function(key,defaults){var $iter=$Hash_fetch$35.$$p,block=$iter||nil;$iter&&($Hash_fetch$35.$$p=null),$iter&&($Hash_fetch$35.$$p=null);var value=Opal.hash_get(this,key);return void 0!==value?value:block!==nil?block(key):void 0!==defaults?defaults:this.$raise($$($nesting,"KeyError").$new("key not found: "+key.$inspect(),$hash2(["key","receiver"],{key:key,receiver:this})))},$Hash_fetch$35.$$arity=-2),Opal.def(self,"$fetch_values",$Hash_fetch_values$36=function($a){var $post_args,$$37,$iter=$Hash_fetch_values$36.$$p,block=$iter||nil;return $iter&&($Hash_fetch_values$36.$$p=null),$iter&&($Hash_fetch_values$36.$$p=null),$post_args=Opal.slice.call(arguments,0,arguments.length),$send($post_args,"map",[],(($$37=function(key){var self=$$37.$$s||this;return null==key&&(key=nil),$send(self,"fetch",[key],block.$to_proc())}).$$s=this,$$37.$$arity=1,$$37))},$Hash_fetch_values$36.$$arity=-1),Opal.def(self,"$flatten",$Hash_flatten$38=function(level){null==level&&(level=1),level=$$($nesting,"Opal")["$coerce_to!"](level,$$($nesting,"Integer"),"to_int");for(var key,value,result=[],i=0,keys=this.$$keys,length=keys.length;i<length;i++)if((key=keys[i]).$$is_string?value=this.$$smap[key]:(value=key.value,key=key.key),result.push(key),value.$$is_array){if(1===level){result.push(value);continue}result=result.concat(value.$flatten(level-2))}else result.push(value);return result},$Hash_flatten$38.$$arity=-1),Opal.def(self,"$has_key?",$Hash_has_key$ques$39=function(key){return void 0!==Opal.hash_get(this,key)},$Hash_has_key$ques$39.$$arity=1),Opal.def(self,"$has_value?",$Hash_has_value$ques$40=function(value){for(var key,i=0,keys=this.$$keys,length=keys.length;i<length;i++)if(((key=keys[i]).$$is_string?this.$$smap[key]:key.value)["$=="](value))return!0;return!1},$Hash_has_value$ques$40.$$arity=1),Opal.def(self,"$hash",$Hash_hash$41=function(){var key,item,top=void 0===Opal.hash_ids,hash_id=this.$object_id(),result=["Hash"];try{if(top&&(Opal.hash_ids=Object.create(null)),Opal[hash_id])return"self";for(key in Opal.hash_ids)if(item=Opal.hash_ids[key],this["$eql?"](item))return"self";Opal.hash_ids[hash_id]=this;for(var i=0,keys=this.$$keys,length=keys.length;i<length;i++)(key=keys[i]).$$is_string?result.push([key,this.$$smap[key].$hash()]):result.push([key.key_hash,key.value.$hash()]);return result.sort().join()}finally{top&&(Opal.hash_ids=void 0)}},$Hash_hash$41.$$arity=0),Opal.alias(self,"include?","has_key?"),Opal.def(self,"$index",$Hash_index$42=function(object){for(var key,value,i=0,keys=this.$$keys,length=keys.length;i<length;i++)if((key=keys[i]).$$is_string?value=this.$$smap[key]:(value=key.value,key=key.key),value["$=="](object))return key;return nil},$Hash_index$42.$$arity=1),Opal.def(self,"$indexes",$Hash_indexes$43=function($a){for(var args,key,value,result=[],i=0,length=(args=Opal.slice.call(arguments,0,arguments.length)).length;i<length;i++)key=args[i],void 0!==(value=Opal.hash_get(this,key))?result.push(value):result.push(this.$default());return result},$Hash_indexes$43.$$arity=-1),Opal.alias(self,"indices","indexes"),Opal.def(self,"$inspect",$Hash_inspect$44=function(){var top=void 0===inspect_ids,hash_id=this.$object_id(),result=[];try{if(top&&(inspect_ids={}),inspect_ids.hasOwnProperty(hash_id))return"{...}";inspect_ids[hash_id]=!0;for(var key,value,i=0,keys=this.$$keys,length=keys.length;i<length;i++)(key=keys[i]).$$is_string?value=this.$$smap[key]:(value=key.value,key=key.key),result.push(key.$inspect()+"=>"+value.$inspect());return"{"+result.join(", ")+"}"}finally{top&&(inspect_ids=void 0)}},$Hash_inspect$44.$$arity=0),Opal.def(self,"$invert",$Hash_invert$45=function(){for(var key,value,hash=Opal.hash(),i=0,keys=this.$$keys,length=keys.length;i<length;i++)(key=keys[i]).$$is_string?value=this.$$smap[key]:(value=key.value,key=key.key),Opal.hash_put(hash,value,key);return hash},$Hash_invert$45.$$arity=0),Opal.def(self,"$keep_if",$Hash_keep_if$46=function(){var $$47,$iter=$Hash_keep_if$46.$$p,block=$iter||nil;if($iter&&($Hash_keep_if$46.$$p=null),$iter&&($Hash_keep_if$46.$$p=null),!$truthy(block))return $send(this,"enum_for",["keep_if"],(($$47=function(){return($$47.$$s||this).$size()}).$$s=this,$$47.$$arity=0,$$47));for(var key,value,obj,i=0,keys=this.$$keys,length=keys.length;i<length;i++)(key=keys[i]).$$is_string?value=this.$$smap[key]:(value=key.value,key=key.key),!1!==(obj=block(key,value))&&obj!==nil||void 0!==Opal.hash_delete(this,key)&&(length--,i--);return this},$Hash_keep_if$46.$$arity=0),Opal.alias(self,"key","index"),Opal.alias(self,"key?","has_key?"),Opal.def(self,"$keys",$Hash_keys$48=function(){for(var key,result=[],i=0,keys=this.$$keys,length=keys.length;i<length;i++)(key=keys[i]).$$is_string?result.push(key):result.push(key.key);return result},$Hash_keys$48.$$arity=0),Opal.def(self,"$length",$Hash_length$49=function(){return this.$$keys.length},$Hash_length$49.$$arity=0),Opal.alias(self,"member?","has_key?"),Opal.def(self,"$merge",$Hash_merge$50=function(other){var $iter=$Hash_merge$50.$$p,block=$iter||nil;return $iter&&($Hash_merge$50.$$p=null),$iter&&($Hash_merge$50.$$p=null),$send(this.$dup(),"merge!",[other],block.$to_proc())},$Hash_merge$50.$$arity=1),Opal.def(self,"$merge!",$Hash_merge$excl$51=function(other){var $iter=$Hash_merge$excl$51.$$p,block=$iter||nil;$iter&&($Hash_merge$excl$51.$$p=null),$iter&&($Hash_merge$excl$51.$$p=null),other.$$is_hash||(other=$$($nesting,"Opal")["$coerce_to!"](other,$$($nesting,"Hash"),"to_hash"));var i,key,value,other_value,other_keys=other.$$keys,length=other_keys.length;if(block===nil){for(i=0;i<length;i++)(key=other_keys[i]).$$is_string?other_value=other.$$smap[key]:(other_value=key.value,key=key.key),Opal.hash_put(this,key,other_value);return this}for(i=0;i<length;i++)(key=other_keys[i]).$$is_string?other_value=other.$$smap[key]:(other_value=key.value,key=key.key),void 0!==(value=Opal.hash_get(this,key))?Opal.hash_put(this,key,block(key,value,other_value)):Opal.hash_put(this,key,other_value);return this},$Hash_merge$excl$51.$$arity=1),Opal.def(self,"$rassoc",$Hash_rassoc$52=function(object){for(var key,value,i=0,keys=this.$$keys,length=keys.length;i<length;i++)if((key=keys[i]).$$is_string?value=this.$$smap[key]:(value=key.value,key=key.key),value["$=="](object))return[key,value];return nil},$Hash_rassoc$52.$$arity=1),Opal.def(self,"$rehash",$Hash_rehash$53=function(){return Opal.hash_rehash(this),this},$Hash_rehash$53.$$arity=0),Opal.def(self,"$reject",$Hash_reject$54=function(){var $$55,$iter=$Hash_reject$54.$$p,block=$iter||nil;if($iter&&($Hash_reject$54.$$p=null),$iter&&($Hash_reject$54.$$p=null),!$truthy(block))return $send(this,"enum_for",["reject"],(($$55=function(){return($$55.$$s||this).$size()}).$$s=this,$$55.$$arity=0,$$55));for(var key,value,obj,hash=Opal.hash(),i=0,keys=this.$$keys,length=keys.length;i<length;i++)(key=keys[i]).$$is_string?value=this.$$smap[key]:(value=key.value,key=key.key),!1!==(obj=block(key,value))&&obj!==nil||Opal.hash_put(hash,key,value);return hash},$Hash_reject$54.$$arity=0),Opal.def(self,"$reject!",$Hash_reject$excl$56=function(){var $$57,$iter=$Hash_reject$excl$56.$$p,block=$iter||nil;if($iter&&($Hash_reject$excl$56.$$p=null),$iter&&($Hash_reject$excl$56.$$p=null),!$truthy(block))return $send(this,"enum_for",["reject!"],(($$57=function(){return($$57.$$s||this).$size()}).$$s=this,$$57.$$arity=0,$$57));for(var key,value,obj,changes_were_made=!1,i=0,keys=this.$$keys,length=keys.length;i<length;i++)(key=keys[i]).$$is_string?value=this.$$smap[key]:(value=key.value,key=key.key),!1!==(obj=block(key,value))&&obj!==nil&&void 0!==Opal.hash_delete(this,key)&&(changes_were_made=!0,length--,i--);return changes_were_made?this:nil},$Hash_reject$excl$56.$$arity=0),Opal.def(self,"$replace",$Hash_replace$58=function(other){var $writer=nil;other=$$($nesting,"Opal")["$coerce_to!"](other,$$($nesting,"Hash"),"to_hash"),Opal.hash_init(this);for(var key,other_value,i=0,other_keys=other.$$keys,length=other_keys.length;i<length;i++)(key=other_keys[i]).$$is_string?other_value=other.$$smap[key]:(other_value=key.value,key=key.key),Opal.hash_put(this,key,other_value);return $truthy(other.$default_proc())?($writer=[other.$default_proc()],$send(this,"default_proc=",Opal.to_a($writer))):($writer=[other.$default()],$send(this,"default=",Opal.to_a($writer))),$writer[$rb_minus($writer.length,1)],this},$Hash_replace$58.$$arity=1),Opal.def(self,"$select",$Hash_select$59=function(){var $$60,$iter=$Hash_select$59.$$p,block=$iter||nil;if($iter&&($Hash_select$59.$$p=null),$iter&&($Hash_select$59.$$p=null),!$truthy(block))return $send(this,"enum_for",["select"],(($$60=function(){return($$60.$$s||this).$size()}).$$s=this,$$60.$$arity=0,$$60));for(var key,value,obj,hash=Opal.hash(),i=0,keys=this.$$keys,length=keys.length;i<length;i++)(key=keys[i]).$$is_string?value=this.$$smap[key]:(value=key.value,key=key.key),!1!==(obj=block(key,value))&&obj!==nil&&Opal.hash_put(hash,key,value);return hash},$Hash_select$59.$$arity=0),Opal.def(self,"$select!",$Hash_select$excl$61=function(){var $$62,$iter=$Hash_select$excl$61.$$p,block=$iter||nil;if($iter&&($Hash_select$excl$61.$$p=null),$iter&&($Hash_select$excl$61.$$p=null),!$truthy(block))return $send(this,"enum_for",["select!"],(($$62=function(){return($$62.$$s||this).$size()}).$$s=this,$$62.$$arity=0,$$62));for(var key,value,obj,result=nil,i=0,keys=this.$$keys,length=keys.length;i<length;i++)(key=keys[i]).$$is_string?value=this.$$smap[key]:(value=key.value,key=key.key),!1!==(obj=block(key,value))&&obj!==nil||(void 0!==Opal.hash_delete(this,key)&&(length--,i--),result=this);return result},$Hash_select$excl$61.$$arity=0),Opal.def(self,"$shift",$Hash_shift$63=function(){var key,keys=this.$$keys;return 0<keys.length?[key=(key=keys[0]).$$is_string?key:key.key,Opal.hash_delete(this,key)]:this.$default(nil)},$Hash_shift$63.$$arity=0),Opal.alias(self,"size","length"),Opal.def(self,"$slice",$Hash_slice$64=function($a){var keys;keys=Opal.slice.call(arguments,0,arguments.length);for(var result=Opal.hash(),i=0,length=keys.length;i<length;i++){var key=keys[i],value=Opal.hash_get(this,key);void 0!==value&&Opal.hash_put(result,key,value)}return result},$Hash_slice$64.$$arity=-1),Opal.alias(self,"store","[]="),Opal.def(self,"$to_a",$Hash_to_a$65=function(){for(var key,value,result=[],i=0,keys=this.$$keys,length=keys.length;i<length;i++)(key=keys[i]).$$is_string?value=this.$$smap[key]:(value=key.value,key=key.key),result.push([key,value]);return result},$Hash_to_a$65.$$arity=0),Opal.def(self,"$to_h",$Hash_to_h$66=function(){if(this.$$class===Opal.Hash)return this;var hash=new Opal.Hash;return Opal.hash_init(hash),Opal.hash_clone(this,hash),hash},$Hash_to_h$66.$$arity=0),Opal.def(self,"$to_hash",$Hash_to_hash$67=function(){return this},$Hash_to_hash$67.$$arity=0),Opal.def(self,"$to_proc",$Hash_to_proc$68=function(){var $$69;return $send(this,"proc",[],(($$69=function(key){var self=$$69.$$s||this;return null==key&&self.$raise($$($nesting,"ArgumentError"),"no key given"),self["$[]"](key)}).$$s=this,$$69.$$arity=-1,$$69))},$Hash_to_proc$68.$$arity=0),Opal.alias(self,"to_s","inspect"),Opal.def(self,"$transform_keys",$Hash_transform_keys$70=function(){var $$71,$iter=$Hash_transform_keys$70.$$p,block=$iter||nil;if($iter&&($Hash_transform_keys$70.$$p=null),$iter&&($Hash_transform_keys$70.$$p=null),!$truthy(block))return $send(this,"enum_for",["transform_keys"],(($$71=function(){return($$71.$$s||this).$size()}).$$s=this,$$71.$$arity=0,$$71));for(var key,value,result=Opal.hash(),i=0,keys=this.$$keys,length=keys.length;i<length;i++)(key=keys[i]).$$is_string?value=this.$$smap[key]:(value=key.value,key=key.key),key=Opal.yield1(block,key),Opal.hash_put(result,key,value);return result},$Hash_transform_keys$70.$$arity=0),Opal.def(self,"$transform_keys!",$Hash_transform_keys$excl$72=function(){var $$73,$iter=$Hash_transform_keys$excl$72.$$p,block=$iter||nil;if($iter&&($Hash_transform_keys$excl$72.$$p=null),$iter&&($Hash_transform_keys$excl$72.$$p=null),!$truthy(block))return $send(this,"enum_for",["transform_keys!"],(($$73=function(){return($$73.$$s||this).$size()}).$$s=this,$$73.$$arity=0,$$73));var i,key,value,new_key,keys=Opal.slice.call(this.$$keys),length=keys.length;for(i=0;i<length;i++)(key=keys[i]).$$is_string?value=this.$$smap[key]:(value=key.value,key=key.key),new_key=Opal.yield1(block,key),Opal.hash_delete(this,key),Opal.hash_put(this,new_key,value);return this},$Hash_transform_keys$excl$72.$$arity=0),Opal.def(self,"$transform_values",$Hash_transform_values$74=function(){var $$75,$iter=$Hash_transform_values$74.$$p,block=$iter||nil;if($iter&&($Hash_transform_values$74.$$p=null),$iter&&($Hash_transform_values$74.$$p=null),!$truthy(block))return $send(this,"enum_for",["transform_values"],(($$75=function(){return($$75.$$s||this).$size()}).$$s=this,$$75.$$arity=0,$$75));for(var key,value,result=Opal.hash(),i=0,keys=this.$$keys,length=keys.length;i<length;i++)(key=keys[i]).$$is_string?value=this.$$smap[key]:(value=key.value,key=key.key),value=Opal.yield1(block,value),Opal.hash_put(result,key,value);return result},$Hash_transform_values$74.$$arity=0),Opal.def(self,"$transform_values!",$Hash_transform_values$excl$76=function(){var $$77,$iter=$Hash_transform_values$excl$76.$$p,block=$iter||nil;if($iter&&($Hash_transform_values$excl$76.$$p=null),$iter&&($Hash_transform_values$excl$76.$$p=null),!$truthy(block))return $send(this,"enum_for",["transform_values!"],(($$77=function(){return($$77.$$s||this).$size()}).$$s=this,$$77.$$arity=0,$$77));for(var key,value,i=0,keys=this.$$keys,length=keys.length;i<length;i++)(key=keys[i]).$$is_string?value=this.$$smap[key]:(value=key.value,key=key.key),value=Opal.yield1(block,value),Opal.hash_put(this,key,value);return this},$Hash_transform_values$excl$76.$$arity=0),Opal.alias(self,"update","merge!"),Opal.alias(self,"value?","has_value?"),Opal.alias(self,"values_at","indexes"),Opal.def(self,"$values",$Hash_values$78=function(){for(var key,result=[],i=0,keys=this.$$keys,length=keys.length;i<length;i++)(key=keys[i]).$$is_string?result.push(this.$$smap[key]):result.push(key.value);return result},$Hash_values$78.$$arity=0),nil&&"values"}($nesting[0],0,$nesting)},Opal.modules["corelib/number"]=function(Opal){function $rb_gt(lhs,rhs){return"number"==typeof lhs&&"number"==typeof rhs?rhs<lhs:lhs["$>"](rhs)}function $rb_lt(lhs,rhs){return"number"==typeof lhs&&"number"==typeof rhs?lhs<rhs:lhs["$<"](rhs)}function $rb_plus(lhs,rhs){return"number"==typeof lhs&&"number"==typeof rhs?lhs+rhs:lhs["$+"](rhs)}function $rb_minus(lhs,rhs){return"number"==typeof lhs&&"number"==typeof rhs?lhs-rhs:lhs["$-"](rhs)}function $rb_divide(lhs,rhs){return"number"==typeof lhs&&"number"==typeof rhs?lhs/rhs:lhs["$/"](rhs)}function $rb_times(lhs,rhs){return"number"==typeof lhs&&"number"==typeof rhs?lhs*rhs:lhs["$*"](rhs)}var self=Opal.top,$nesting=[],nil=Opal.nil,$$$=Opal.const_get_qualified,$$=Opal.const_get_relative,$klass=(Opal.breaker,Opal.slice,Opal.klass),$truthy=Opal.truthy,$send=Opal.send,$hash2=Opal.hash2;return 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$allocate$1,$nesting=[self].concat($parent_nesting);Opal.def(self,"$allocate",$allocate$1=function(){return this.$raise($$($nesting,"TypeError"),"allocator undefined for "+this.$name())},$allocate$1.$$arity=0),Opal.udef(self,"$new")}(Opal.get_singleton_class(self),$nesting),Opal.def(self,"$coerce",$Number_coerce$2=function(other){if(other===nil)this.$raise($$($nesting,"TypeError"),"can't convert "+other.$class()+" into Float");else{if(other.$$is_string)return[this.$Float(other),this];if(other["$respond_to?"]("to_f"))return[$$($nesting,"Opal")["$coerce_to!"](other,$$($nesting,"Float"),"to_f"),this];if(other.$$is_number)return[other,this];this.$raise($$($nesting,"TypeError"),"can't convert "+other.$class()+" into Float")}},$Number_coerce$2.$$arity=1),Opal.def(self,"$__id__",$Number___id__$3=function(){return 2*this+1},$Number___id__$3.$$arity=0),Opal.alias(self,"object_id","__id__"),Opal.def(self,"$+",$Number_$plus$4=function(other){return other.$$is_number?this+other:this.$__coerced__("+",other)},$Number_$plus$4.$$arity=1),Opal.def(self,"$-",$Number_$minus$5=function(other){return other.$$is_number?this-other:this.$__coerced__("-",other)},$Number_$minus$5.$$arity=1),Opal.def(self,"$*",$Number_$$6=function(other){return other.$$is_number?this*other:this.$__coerced__("*",other)},$Number_$$6.$$arity=1),Opal.def(self,"$/",$Number_$slash$7=function(other){return other.$$is_number?this/other:this.$__coerced__("/",other)},$Number_$slash$7.$$arity=1),Opal.alias(self,"fdiv","/"),Opal.def(self,"$%",$Number_$percent$8=function(other){return other.$$is_number?other==-1/0?other:0!=other?other<0||this<0?(this%other+other)%other:this%other:void this.$raise($$($nesting,"ZeroDivisionError"),"divided by 0"):this.$__coerced__("%",other)},$Number_$percent$8.$$arity=1),Opal.def(self,"$&",$Number_$$9=function(other){return other.$$is_number?this&other:this.$__coerced__("&",other)},$Number_$$9.$$arity=1),Opal.def(self,"$|",$Number_$$10=function(other){return other.$$is_number?this|other:this.$__coerced__("|",other)},$Number_$$10.$$arity=1),Opal.def(self,"$^",$Number_$$11=function(other){return other.$$is_number?this^other:this.$__coerced__("^",other)},$Number_$$11.$$arity=1),Opal.def(self,"$<",$Number_$lt$12=function(other){return other.$$is_number?this<other:this.$__coerced__("<",other)},$Number_$lt$12.$$arity=1),Opal.def(self,"$<=",$Number_$lt_eq$13=function(other){return other.$$is_number?this<=other:this.$__coerced__("<=",other)},$Number_$lt_eq$13.$$arity=1),Opal.def(self,"$>",$Number_$gt$14=function(other){return other.$$is_number?other<this:this.$__coerced__(">",other)},$Number_$gt$14.$$arity=1),Opal.def(self,"$>=",$Number_$gt_eq$15=function(other){return other.$$is_number?other<=this:this.$__coerced__(">=",other)},$Number_$gt_eq$15.$$arity=1);Opal.def(self,"$<=>",$Number_$lt_eq_gt$16=function(other){try{return function(self,other){return other.$$is_number?isNaN(self)||isNaN(other)?nil:other<self?1:self<other?-1:0:self.$__coerced__("<=>",other)}(this,other)}catch($err){if(!Opal.rescue($err,[$$($nesting,"ArgumentError")]))throw $err;try{return nil}finally{Opal.pop_exception()}}},$Number_$lt_eq_gt$16.$$arity=1),Opal.def(self,"$<<",$Number_$lt$lt$17=function(count){return 0<(count=$$($nesting,"Opal")["$coerce_to!"](count,$$($nesting,"Integer"),"to_int"))?this<<count:this>>-count},$Number_$lt$lt$17.$$arity=1),Opal.def(self,"$>>",$Number_$gt$gt$18=function(count){return 0<(count=$$($nesting,"Opal")["$coerce_to!"](count,$$($nesting,"Integer"),"to_int"))?this>>count:this<<-count},$Number_$gt$gt$18.$$arity=1),Opal.def(self,"$[]",$Number_$$$19=function(bit){return(bit=$$($nesting,"Opal")["$coerce_to!"](bit,$$($nesting,"Integer"),"to_int"))<0?0:32<=bit?this<0?1:0:this>>bit&1},$Number_$$$19.$$arity=1),Opal.def(self,"$+@",$Number_$plus$$20=function(){return+this},$Number_$plus$$20.$$arity=0),Opal.def(self,"$-@",$Number_$minus$$21=function(){return-this},$Number_$minus$$21.$$arity=0),Opal.def(self,"$~",$Number_$$22=function(){return~this},$Number_$$22.$$arity=0),Opal.def(self,"$**",$Number_$$$23=function(other){var $a,$b;return $truthy($$($nesting,"Integer")["$==="](other))?$truthy($truthy($a=$$($nesting,"Integer")["$==="](this)["$!"]())?$a:$rb_gt(other,0))?Math.pow(this,other):$$($nesting,"Rational").$new(this,1)["$**"](other):$truthy(($a=$rb_lt(this,0))?$truthy($b=$$($nesting,"Float")["$==="](other))?$b:$$($nesting,"Rational")["$==="](other):$rb_lt(this,0))?$$($nesting,"Complex").$new(this,0)["$**"](other.$to_f()):$truthy(null!=other.$$is_number)?Math.pow(this,other):this.$__coerced__("**",other)},$Number_$$$23.$$arity=1),Opal.def(self,"$===",$Number_$eq_eq_eq$24=function(other){return other.$$is_number?this.valueOf()===other.valueOf():!!other["$respond_to?"]("==")&&other["$=="](this)},$Number_$eq_eq_eq$24.$$arity=1),Opal.def(self,"$==",$Number_$eq_eq$25=function(other){return other.$$is_number?this.valueOf()===other.valueOf():!!other["$respond_to?"]("==")&&other["$=="](this)},$Number_$eq_eq$25.$$arity=1),Opal.def(self,"$abs",$Number_abs$26=function(){return Math.abs(this)},$Number_abs$26.$$arity=0),Opal.def(self,"$abs2",$Number_abs2$27=function(){return Math.abs(this*this)},$Number_abs2$27.$$arity=0),Opal.def(self,"$allbits?",$Number_allbits$ques$28=function(mask){return(this&(mask=$$($nesting,"Opal")["$coerce_to!"](mask,$$($nesting,"Integer"),"to_int")))==mask},$Number_allbits$ques$28.$$arity=1),Opal.def(self,"$anybits?",$Number_anybits$ques$29=function(mask){return 0!=(this&(mask=$$($nesting,"Opal")["$coerce_to!"](mask,$$($nesting,"Integer"),"to_int")))},$Number_anybits$ques$29.$$arity=1),Opal.def(self,"$angle",$Number_angle$30=function(){return $truthy(this["$nan?"]())?this:0==this?0<1/this?0:Math.PI:this<0?Math.PI:0},$Number_angle$30.$$arity=0),Opal.alias(self,"arg","angle"),Opal.alias(self,"phase","angle"),Opal.def(self,"$bit_length",$Number_bit_length$31=function(){if($truthy($$($nesting,"Integer")["$==="](this))||this.$raise($$($nesting,"NoMethodError").$new("undefined method `bit_length` for "+this+":Float","bit_length")),0===this||-1===this)return 0;for(var result=0,value=this<0?~this:this;0!=value;)result+=1,value>>>=1;return result},$Number_bit_length$31.$$arity=0),Opal.def(self,"$ceil",$Number_ceil$32=function(ndigits){null==ndigits&&(ndigits=0);var f=this.$to_f();if(f%1==0&&0<=ndigits)return f;var factor=Math.pow(10,ndigits),result=Math.ceil(f*factor)/factor;return f%1==0&&(result=Math.round(result)),result},$Number_ceil$32.$$arity=-1),Opal.def(self,"$chr",$Number_chr$33=function(encoding){return String.fromCharCode(this)},$Number_chr$33.$$arity=-1),Opal.def(self,"$denominator",$Number_denominator$34=function(){var $a,$zuper_ii,$iter=$Number_denominator$34.$$p,$zuper=nil,$zuper_i=nil;for($iter&&($Number_denominator$34.$$p=null),$zuper_i=0,$zuper_ii=arguments.length,$zuper=new Array($zuper_ii);$zuper_i<$zuper_ii;$zuper_i++)$zuper[$zuper_i]=arguments[$zuper_i];return $truthy($truthy($a=this["$nan?"]())?$a:this["$infinite?"]())?1:$send(this,Opal.find_super_dispatcher(this,"denominator",$Number_denominator$34,!1),$zuper,$iter)},$Number_denominator$34.$$arity=0),Opal.def(self,"$downto",$Number_downto$35=function(stop){var $$36,$iter=$Number_downto$35.$$p,block=$iter||nil;if($iter&&($Number_downto$35.$$p=null),$iter&&($Number_downto$35.$$p=null),block===nil)return $send(this,"enum_for",["downto",stop],(($$36=function(){var self=$$36.$$s||this;return $truthy($$($nesting,"Numeric")["$==="](stop))||self.$raise($$($nesting,"ArgumentError"),"comparison of "+self.$class()+" with "+stop.$class()+" failed"),$truthy($rb_gt(stop,self))?0:$rb_plus($rb_minus(self,stop),1)}).$$s=this,$$36.$$arity=0,$$36));stop.$$is_number||this.$raise($$($nesting,"ArgumentError"),"comparison of "+this.$class()+" with "+stop.$class()+" failed");for(var i=this;stop<=i;i--)block(i);return this},$Number_downto$35.$$arity=1),Opal.alias(self,"eql?","=="),Opal.def(self,"$equal?",$Number_equal$ques$37=function(other){var $a;return $truthy($a=this["$=="](other))?$a:isNaN(this)&&isNaN(other)},$Number_equal$ques$37.$$arity=1),Opal.def(self,"$even?",$Number_even$ques$38=function(){return this%2==0},$Number_even$ques$38.$$arity=0),Opal.def(self,"$floor",$Number_floor$39=function(ndigits){null==ndigits&&(ndigits=0);var f=this.$to_f();if(f%1==0&&0<=ndigits)return f;var factor=Math.pow(10,ndigits),result=Math.floor(f*factor)/factor;return f%1==0&&(result=Math.round(result)),result},$Number_floor$39.$$arity=-1),Opal.def(self,"$gcd",$Number_gcd$40=function(other){$truthy($$($nesting,"Integer")["$==="](other))||this.$raise($$($nesting,"TypeError"),"not an integer");for(var min=Math.abs(this),max=Math.abs(other);0<min;){var tmp=min;min=max%min,max=tmp}return max},$Number_gcd$40.$$arity=1),Opal.def(self,"$gcdlcm",$Number_gcdlcm$41=function(other){return[this.$gcd(),this.$lcm()]},$Number_gcdlcm$41.$$arity=1),Opal.def(self,"$integer?",$Number_integer$ques$42=function(){return this%1==0},$Number_integer$ques$42.$$arity=0),Opal.def(self,"$is_a?",$Number_is_a$ques$43=function(klass){var $zuper_ii,$iter=$Number_is_a$ques$43.$$p,$zuper=nil,$zuper_i=nil;for($iter&&($Number_is_a$ques$43.$$p=null),$zuper_i=0,$zuper_ii=arguments.length,$zuper=new Array($zuper_ii);$zuper_i<$zuper_ii;$zuper_i++)$zuper[$zuper_i]=arguments[$zuper_i];return!!$truthy(klass["$=="]($$($nesting,"Integer"))?$$($nesting,"Integer")["$==="](this):klass["$=="]($$($nesting,"Integer")))||(!!$truthy(klass["$=="]($$($nesting,"Integer"))?$$($nesting,"Integer")["$==="](this):klass["$=="]($$($nesting,"Integer")))||(!!$truthy(klass["$=="]($$($nesting,"Float"))?$$($nesting,"Float")["$==="](this):klass["$=="]($$($nesting,"Float")))||$send(this,Opal.find_super_dispatcher(this,"is_a?",$Number_is_a$ques$43,!1),$zuper,$iter)))},$Number_is_a$ques$43.$$arity=1),Opal.alias(self,"kind_of?","is_a?"),Opal.def(self,"$instance_of?",$Number_instance_of$ques$44=function(klass){var $zuper_ii,$iter=$Number_instance_of$ques$44.$$p,$zuper=nil,$zuper_i=nil;for($iter&&($Number_instance_of$ques$44.$$p=null),$zuper_i=0,$zuper_ii=arguments.length,$zuper=new Array($zuper_ii);$zuper_i<$zuper_ii;$zuper_i++)$zuper[$zuper_i]=arguments[$zuper_i];return!!$truthy(klass["$=="]($$($nesting,"Integer"))?$$($nesting,"Integer")["$==="](this):klass["$=="]($$($nesting,"Integer")))||(!!$truthy(klass["$=="]($$($nesting,"Integer"))?$$($nesting,"Integer")["$==="](this):klass["$=="]($$($nesting,"Integer")))||(!!$truthy(klass["$=="]($$($nesting,"Float"))?$$($nesting,"Float")["$==="](this):klass["$=="]($$($nesting,"Float")))||$send(this,Opal.find_super_dispatcher(this,"instance_of?",$Number_instance_of$ques$44,!1),$zuper,$iter)))},$Number_instance_of$ques$44.$$arity=1),Opal.def(self,"$lcm",$Number_lcm$45=function(other){return $truthy($$($nesting,"Integer")["$==="](other))||this.$raise($$($nesting,"TypeError"),"not an integer"),0==this||0==other?0:Math.abs(this*other/this.$gcd(other))},$Number_lcm$45.$$arity=1),Opal.alias(self,"magnitude","abs"),Opal.alias(self,"modulo","%"),Opal.def(self,"$next",$Number_next$46=function(){return this+1},$Number_next$46.$$arity=0),Opal.def(self,"$nobits?",$Number_nobits$ques$47=function(mask){return 0==(this&(mask=$$($nesting,"Opal")["$coerce_to!"](mask,$$($nesting,"Integer"),"to_int")))},$Number_nobits$ques$47.$$arity=1),Opal.def(self,"$nonzero?",$Number_nonzero$ques$48=function(){return 0==this?nil:this},$Number_nonzero$ques$48.$$arity=0),Opal.def(self,"$numerator",$Number_numerator$49=function(){var $a,$zuper_ii,$iter=$Number_numerator$49.$$p,$zuper=nil,$zuper_i=nil;for($iter&&($Number_numerator$49.$$p=null),$zuper_i=0,$zuper_ii=arguments.length,$zuper=new Array($zuper_ii);$zuper_i<$zuper_ii;$zuper_i++)$zuper[$zuper_i]=arguments[$zuper_i];return $truthy($truthy($a=this["$nan?"]())?$a:this["$infinite?"]())?this:$send(this,Opal.find_super_dispatcher(this,"numerator",$Number_numerator$49,!1),$zuper,$iter)},$Number_numerator$49.$$arity=0),Opal.def(self,"$odd?",$Number_odd$ques$50=function(){return this%2!=0},$Number_odd$ques$50.$$arity=0),Opal.def(self,"$ord",$Number_ord$51=function(){return this},$Number_ord$51.$$arity=0),Opal.def(self,"$pow",$Number_pow$52=function(b,m){return 0==this&&this.$raise($$($nesting,"ZeroDivisionError"),"divided by 0"),void 0===m?this["$**"](b):($$($nesting,"Integer")["$==="](b)||this.$raise($$($nesting,"TypeError"),"Integer#pow() 2nd argument not allowed unless a 1st argument is integer"),b<0&&this.$raise($$($nesting,"TypeError"),"Integer#pow() 1st argument cannot be negative when 2nd argument specified"),$$($nesting,"Integer")["$==="](m)||this.$raise($$($nesting,"TypeError"),"Integer#pow() 2nd argument not allowed unless all arguments are integers"),0===m&&this.$raise($$($nesting,"ZeroDivisionError"),"divided by 0"),this["$**"](b)["$%"](m))},$Number_pow$52.$$arity=-2),Opal.def(self,"$pred",$Number_pred$53=function(){return this-1},$Number_pred$53.$$arity=0),Opal.def(self,"$quo",$Number_quo$54=function(other){var $zuper_ii,$iter=$Number_quo$54.$$p,$zuper=nil,$zuper_i=nil;for($iter&&($Number_quo$54.$$p=null),$zuper_i=0,$zuper_ii=arguments.length,$zuper=new Array($zuper_ii);$zuper_i<$zuper_ii;$zuper_i++)$zuper[$zuper_i]=arguments[$zuper_i];return $truthy($$($nesting,"Integer")["$==="](this))?$send(this,Opal.find_super_dispatcher(this,"quo",$Number_quo$54,!1),$zuper,$iter):$rb_divide(this,other)},$Number_quo$54.$$arity=1),Opal.def(self,"$rationalize",$Number_rationalize$55=function(eps){var $a,$b,f=nil,n=nil;return 1<arguments.length&&this.$raise($$($nesting,"ArgumentError"),"wrong number of arguments ("+arguments.length+" for 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$a,$b,lhs,rhs,exp=nil;if($truthy($$($nesting,"Integer")["$==="](this))){if($truthy(null==ndigits))return this;if($truthy($truthy($a=$$($nesting,"Float")["$==="](ndigits))?ndigits["$infinite?"]():$a)&&this.$raise($$($nesting,"RangeError"),"Infinity"),ndigits=$$($nesting,"Opal")["$coerce_to!"](ndigits,$$($nesting,"Integer"),"to_int"),$truthy($rb_lt(ndigits,$$$($$($nesting,"Integer"),"MIN")))&&this.$raise($$($nesting,"RangeError"),"out of bounds"),$truthy(0<=ndigits))return this;if(.415241*(ndigits=ndigits["$-@"]())-.125>this.$size())return 0;var f=Math.pow(10,ndigits),x=Math.floor((Math.abs(x)+f/2)/f)*f;return this<0?-x:x}if($truthy($truthy($a=this["$nan?"]())?null==ndigits:$a)&&this.$raise($$($nesting,"FloatDomainError"),"NaN"),ndigits=$$($nesting,"Opal")["$coerce_to!"](ndigits||0,$$($nesting,"Integer"),"to_int"),$truthy((rhs=0,"number"==typeof(lhs=ndigits)&&"number"==typeof rhs?lhs<=rhs:lhs["$<="](rhs))))$truthy(this["$nan?"]())?this.$raise($$($nesting,"RangeError"),"NaN"):$truthy(this["$infinite?"]())&&this.$raise($$($nesting,"FloatDomainError"),"Infinity");else{if(ndigits["$=="](0))return Math.round(this);if($truthy($truthy($a=this["$nan?"]())?$a:this["$infinite?"]()))return this}return $b=$$($nesting,"Math").$frexp(this),null==($a=Opal.to_ary($b))[0]?nil:$a[0],exp=null==$a[1]?nil:$a[1],$truthy(function(lhs,rhs){return"number"==typeof lhs&&"number"==typeof rhs?rhs<=lhs:lhs["$>="](rhs)}(ndigits,$rb_minus($rb_plus($$$($$($nesting,"Float"),"DIG"),2),$truthy($rb_gt(exp,0))?$rb_divide(exp,4):$rb_minus($rb_divide(exp,3),1))))?this:$truthy($rb_lt(ndigits,($truthy($rb_gt(exp,0))?$rb_plus($rb_divide(exp,3),1):$rb_divide(exp,4))["$-@"]()))?0:Math.round(this*Math.pow(10,ndigits))/Math.pow(10,ndigits)},$Number_round$57.$$arity=-1),Opal.def(self,"$step",$Number_step$58=function($a,$b,$c){var $post_args,$kwargs,limit,step,to,by,$$59,$iter=$Number_step$58.$$p,block=$iter||nil,self=this,positional_args=nil,keyword_args=nil;if($iter&&($Number_step$58.$$p=null),$iter&&($Number_step$58.$$p=null),$post_args=Opal.slice.call(arguments,0,arguments.length),null==($kwargs=Opal.extract_kwargs($post_args)))$kwargs=$hash2([],{});else if(!$kwargs.$$is_hash)throw Opal.ArgumentError.$new("expected kwargs");function validateParameters(){void 0!==to&&(limit=to),void 0===limit&&(limit=nil),step===nil&&self.$raise($$($nesting,"TypeError"),"step must be numeric"),0===step&&self.$raise($$($nesting,"ArgumentError"),"step can't be 0"),void 0!==by&&(step=by),step!==nil&&null!=step||(step=1);var sign=step["$<=>"](0);sign===nil&&self.$raise($$($nesting,"ArgumentError"),"0 can't be coerced into "+step.$class()),limit!==nil&&null!=limit||(limit=0<sign?$$$($$($nesting,"Float"),"INFINITY"):$$$($$($nesting,"Float"),"INFINITY")["$-@"]()),$$($nesting,"Opal").$compare(self,limit)}function stepFloatSize(){if(0<step&&limit<self||step<0&&self<limit)return 0;if(step===1/0||step===-1/0)return 1;var abs=Math.abs,floor=Math.floor,err=(abs(self)+abs(limit)+abs(limit-self))/abs(step)*$$$($$($nesting,"Float"),"EPSILON");return err===1/0||err===-1/0?0:(.5<err&&(err=.5),floor((limit-self)/step+err)+1)}function stepSize(){if(validateParameters(),0===step)return 1/0;if(step%1!=0)return stepFloatSize();if(0<step&&limit<self||step<0&&self<limit)return 0;var ceil=Math.ceil,abs=Math.abs;return ceil((abs(self-limit)+1)/abs(step))}if(0<$post_args.length&&(limit=$post_args[0],$post_args.splice(0,1)),0<$post_args.length&&(step=$post_args[0],$post_args.splice(0,1)),to=$kwargs.$$smap.to,by=$kwargs.$$smap.by,void 0!==limit&&void 0!==to&&self.$raise($$($nesting,"ArgumentError"),"to is given twice"),void 0!==step&&void 0!==by&&self.$raise($$($nesting,"ArgumentError"),"step is given twice"),block===nil)return positional_args=[],keyword_args=$hash2([],{}),void 0!==limit&&positional_args.push(limit),void 0!==step&&positional_args.push(step),void 0!==to&&Opal.hash_put(keyword_args,"to",to),void 0!==by&&Opal.hash_put(keyword_args,"by",by),keyword_args["$any?"]()&&positional_args.push(keyword_args),$send(self,"enum_for",["step"].concat(Opal.to_a(positional_args)),(($$59=function(){$$59.$$s;return stepSize()}).$$s=self,$$59.$$arity=0,$$59));if(validateParameters(),0===step)for(;;)block(self);if(self%1!=0||limit%1!=0||step%1!=0){var n=stepFloatSize();if(0<n)if(step===1/0||step===-1/0)block(self);else{var d,i=0;if(0<step)for(;i<n;)limit<(d=i*step+self)&&(d=limit),block(d),i+=1;else for(;i<n;)(d=i*step+self)<limit&&(d=limit),block(d),i+=1}}else{var value=self;if(0<step)for(;value<=limit;)block(value),value+=step;else for(;limit<=value;)block(value),value+=step}return self},$Number_step$58.$$arity=-1),Opal.alias(self,"succ","next"),Opal.def(self,"$times",$Number_times$60=function(){var $$61,$iter=$Number_times$60.$$p,block=$iter||nil;if($iter&&($Number_times$60.$$p=null),$iter&&($Number_times$60.$$p=null),!$truthy(block))return $send(this,"enum_for",["times"],(($$61=function(){return $$61.$$s||this}).$$s=this,$$61.$$arity=0,$$61));for(var i=0;i<this;i++)block(i);return this},$Number_times$60.$$arity=0),Opal.def(self,"$to_f",$Number_to_f$62=function(){return this},$Number_to_f$62.$$arity=0),Opal.def(self,"$to_i",$Number_to_i$63=function(){return parseInt(this,10)},$Number_to_i$63.$$arity=0),Opal.alias(self,"to_int","to_i"),Opal.def(self,"$to_r",$Number_to_r$64=function(){var $a,$b,f=nil,e=nil;return $truthy($$($nesting,"Integer")["$==="](this))?$$($nesting,"Rational").$new(this,1):($b=$$($nesting,"Math").$frexp(this),f=null==($a=Opal.to_ary($b))[0]?nil:$a[0],e=null==$a[1]?nil:$a[1],f=$$($nesting,"Math").$ldexp(f,$$$($$($nesting,"Float"),"MANT_DIG")).$to_i(),e=$rb_minus(e,$$$($$($nesting,"Float"),"MANT_DIG")),$rb_times(f,$$$($$($nesting,"Float"),"RADIX")["$**"](e)).$to_r())},$Number_to_r$64.$$arity=0),Opal.def(self,"$to_s",$Number_to_s$65=function(base){var $a;return null==base&&(base=10),base=$$($nesting,"Opal")["$coerce_to!"](base,$$($nesting,"Integer"),"to_int"),$truthy($truthy($a=$rb_lt(base,2))?$a:$rb_gt(base,36))&&this.$raise($$($nesting,"ArgumentError"),"invalid radix "+base),this.toString(base)},$Number_to_s$65.$$arity=-1),Opal.def(self,"$truncate",$Number_truncate$66=function(ndigits){null==ndigits&&(ndigits=0);var f=this.$to_f();if(f%1==0&&0<=ndigits)return f;var factor=Math.pow(10,ndigits),result=parseInt(f*factor,10)/factor;return f%1==0&&(result=Math.round(result)),result},$Number_truncate$66.$$arity=-1),Opal.alias(self,"inspect","to_s"),Opal.def(self,"$digits",$Number_digits$67=function(base){null==base&&(base=10),$rb_lt(this,0)&&this.$raise($$$($$($nesting,"Math"),"DomainError"),"out of domain"),base=$$($nesting,"Opal")["$coerce_to!"](base,$$($nesting,"Integer"),"to_int"),$truthy($rb_lt(base,2))&&this.$raise($$($nesting,"ArgumentError"),"invalid radix "+base);for(var value=this,result=[];0!==value;)result.push(value%base),value=parseInt(value/base,10);return result},$Number_digits$67.$$arity=-1),Opal.def(self,"$divmod",$Number_divmod$68=function(other){var $a,$zuper_ii,$iter=$Number_divmod$68.$$p,$zuper=nil,$zuper_i=nil;for($iter&&($Number_divmod$68.$$p=null),$zuper_i=0,$zuper_ii=arguments.length,$zuper=new Array($zuper_ii);$zuper_i<$zuper_ii;$zuper_i++)$zuper[$zuper_i]=arguments[$zuper_i];return $truthy($truthy($a=this["$nan?"]())?$a:other["$nan?"]())?this.$raise($$($nesting,"FloatDomainError"),"NaN"):$truthy(this["$infinite?"]())?this.$raise($$($nesting,"FloatDomainError"),"Infinity"):$send(this,Opal.find_super_dispatcher(this,"divmod",$Number_divmod$68,!1),$zuper,$iter)},$Number_divmod$68.$$arity=1),Opal.def(self,"$upto",$Number_upto$69=function(stop){var $$70,$iter=$Number_upto$69.$$p,block=$iter||nil;if($iter&&($Number_upto$69.$$p=null),$iter&&($Number_upto$69.$$p=null),block===nil)return $send(this,"enum_for",["upto",stop],(($$70=function(){var self=$$70.$$s||this;return $truthy($$($nesting,"Numeric")["$==="](stop))||self.$raise($$($nesting,"ArgumentError"),"comparison of "+self.$class()+" with "+stop.$class()+" failed"),$truthy($rb_lt(stop,self))?0:$rb_plus($rb_minus(stop,self),1)}).$$s=this,$$70.$$arity=0,$$70));stop.$$is_number||this.$raise($$($nesting,"ArgumentError"),"comparison of "+this.$class()+" with "+stop.$class()+" failed");for(var i=this;i<=stop;i++)block(i);return this},$Number_upto$69.$$arity=1),Opal.def(self,"$zero?",$Number_zero$ques$71=function(){return 0==this},$Number_zero$ques$71.$$arity=0),Opal.def(self,"$size",$Number_size$72=function(){return 4},$Number_size$72.$$arity=0),Opal.def(self,"$nan?",$Number_nan$ques$73=function(){return isNaN(this)},$Number_nan$ques$73.$$arity=0),Opal.def(self,"$finite?",$Number_finite$ques$74=function(){return this!=1/0&&this!=-1/0&&!isNaN(this)},$Number_finite$ques$74.$$arity=0),Opal.def(self,"$infinite?",$Number_infinite$ques$75=function(){return this==1/0?1:this==-1/0?-1:nil},$Number_infinite$ques$75.$$arity=0),Opal.def(self,"$positive?",$Number_positive$ques$76=function(){return 0!=this&&(this==1/0||0<1/this)},$Number_positive$ques$76.$$arity=0),Opal.def(self,"$negative?",$Number_negative$ques$77=function(){return this==-1/0||1/this<0},$Number_negative$ques$77.$$arity=0)}($nesting[0],$$($nesting,"Numeric"),$nesting),Opal.const_set($nesting[0],"Fixnum",$$($nesting,"Number")),function($base,$super,$parent_nesting){var self=$klass($base,$super,"Integer"),$nesting=[self].concat($parent_nesting);self.$$is_number_class=!0,function(self,$parent_nesting){var $allocate$78,$eq_eq_eq$79,$sqrt$80,$nesting=[self].concat($parent_nesting);Opal.def(self,"$allocate",$allocate$78=function(){return this.$raise($$($nesting,"TypeError"),"allocator undefined for "+this.$name())},$allocate$78.$$arity=0),Opal.udef(self,"$new"),Opal.def(self,"$===",$eq_eq_eq$79=function(other){return!!other.$$is_number&&other%1==0},$eq_eq_eq$79.$$arity=1),Opal.def(self,"$sqrt",$sqrt$80=function(n){return(n=$$($nesting,"Opal")["$coerce_to!"](n,$$($nesting,"Integer"),"to_int"))<0&&this.$raise($$$($$($nesting,"Math"),"DomainError"),'Numerical argument is out of domain - 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self.$enum_for("each");if(self.begin.$$is_number&&self.end.$$is_number){for(self.begin%1==0&&self.end%1==0||self.$raise($$($nesting,"TypeError"),"can't iterate from Float"),i=self.begin,limit=self.end+($truthy(self.excl)?0:1);i<limit;i++)block(i);return self}if(self.begin.$$is_string&&self.end.$$is_string)return $send(self.begin,"upto",[self.end,self.excl],block.$to_proc()),self;for(current=self.begin,last=self.end,$truthy(current["$respond_to?"]("succ"))||self.$raise($$($nesting,"TypeError"),"can't iterate from "+current.$class());$truthy($rb_lt(current["$<=>"](last),0));)Opal.yield1(block,current),current=current.$succ();return $truthy($truthy($a=self.excl["$!"]())?current["$=="](last):$a)&&Opal.yield1(block,current),self},$Range_each$5.$$arity=0),Opal.def(self,"$eql?",$Range_eql$ques$6=function(other){var $a,$b;return!!$truthy($$($nesting,"Range")["$==="](other))&&($truthy($a=$truthy($b=this.excl["$==="](other["$exclude_end?"]()))?this.begin["$eql?"](other.$begin()):$b)?this.end["$eql?"](other.$end()):$a)},$Range_eql$ques$6.$$arity=1),Opal.def(self,"$exclude_end?",$Range_exclude_end$ques$7=function(){return this.excl},$Range_exclude_end$ques$7.$$arity=0),Opal.def(self,"$first",$Range_first$8=function(n){var $zuper_ii,$iter=$Range_first$8.$$p,$zuper=nil,$zuper_i=nil;for($iter&&($Range_first$8.$$p=null),$zuper_i=0,$zuper_ii=arguments.length,$zuper=new Array($zuper_ii);$zuper_i<$zuper_ii;$zuper_i++)$zuper[$zuper_i]=arguments[$zuper_i];return $truthy(null==n)?this.begin:$send(this,Opal.find_super_dispatcher(this,"first",$Range_first$8,!1),$zuper,$iter)},$Range_first$8.$$arity=-1),Opal.alias(self,"include?","cover?"),Opal.def(self,"$last",$Range_last$9=function(n){return $truthy(null==n)?this.end:this.$to_a().$last(n)},$Range_last$9.$$arity=-1),Opal.def(self,"$max",$Range_max$10=function(){var $a,$zuper_ii,$iter=$Range_max$10.$$p,$yield=$iter||nil,$zuper=nil,$zuper_i=nil;for($iter&&($Range_max$10.$$p=null),$zuper_i=0,$zuper_ii=arguments.length,$zuper=new Array($zuper_ii);$zuper_i<$zuper_ii;$zuper_i++)$zuper[$zuper_i]=arguments[$zuper_i];return $yield!==nil?$send(this,Opal.find_super_dispatcher(this,"max",$Range_max$10,!1),$zuper,$iter):$truthy($rb_gt(this.begin,this.end))?nil:$truthy($truthy($a=this.excl)?this.begin["$=="](this.end):$a)?nil:this.excl?this.end-1:this.end},$Range_max$10.$$arity=0),Opal.alias(self,"member?","cover?"),Opal.def(self,"$min",$Range_min$11=function(){var $a,$zuper_ii,$iter=$Range_min$11.$$p,$yield=$iter||nil,$zuper=nil,$zuper_i=nil;for($iter&&($Range_min$11.$$p=null),$zuper_i=0,$zuper_ii=arguments.length,$zuper=new Array($zuper_ii);$zuper_i<$zuper_ii;$zuper_i++)$zuper[$zuper_i]=arguments[$zuper_i];return $yield!==nil?$send(this,Opal.find_super_dispatcher(this,"min",$Range_min$11,!1),$zuper,$iter):$truthy($rb_gt(this.begin,this.end))?nil:$truthy($truthy($a=this.excl)?this.begin["$=="](this.end):$a)?nil:this.begin},$Range_min$11.$$arity=0),Opal.def(self,"$size",$Range_size$12=function(){var $a,infinity,lhs,rhs,range_begin=nil,range_end=nil;return range_begin=this.begin,range_end=this.end,$truthy(this.excl)&&(rhs=1,range_end="number"==typeof(lhs=range_end)&&"number"==typeof rhs?lhs-rhs:lhs["$-"](rhs)),$truthy($truthy($a=$$($nesting,"Numeric")["$==="](range_begin))?$$($nesting,"Numeric")["$==="](range_end):$a)?$truthy($rb_lt(range_end,range_begin))?0:(infinity=$$$($$($nesting,"Float"),"INFINITY"),$truthy([range_begin.$abs(),range_end.$abs()]["$include?"](infinity))?infinity:(Math.abs(range_end-range_begin)+1).$to_i()):nil},$Range_size$12.$$arity=0),Opal.def(self,"$step",$Range_step$13=function(n){var $$14,$$15,$$16,$iter=$Range_step$13.$$p,$yield=$iter||nil,self=this,i=nil;function coerceStepSize(){n.$$is_number||(n=$$($nesting,"Opal")["$coerce_to!"](n,$$($nesting,"Integer"),"to_int")),n<0?self.$raise($$($nesting,"ArgumentError"),"step can't be negative"):0===n&&self.$raise($$($nesting,"ArgumentError"),"step can't be 0")}function enumeratorSize(){if(!self.begin["$respond_to?"]("succ"))return nil;if(self.begin.$$is_string&&self.end.$$is_string)return nil;if(n%1==0)return(lhs=self.$size(),rhs=n,"number"==typeof lhs&&"number"==typeof rhs?lhs/rhs:lhs["$/"](rhs)).$ceil();var size,lhs,rhs,begin=self.begin,end=self.end,abs=Math.abs,floor=Math.floor,err=(abs(begin)+abs(end)+abs(end-begin))/abs(n)*$$$($$($nesting,"Float"),"EPSILON");return.5<err&&(err=.5),self.excl?(size=floor((end-begin)/n-err))*n+begin<end&&size++:size=floor((end-begin)/n+err)+1,size}return $iter&&($Range_step$13.$$p=null),null==n&&(n=1),$yield===nil?$send(self,"enum_for",["step",n],(($$14=function(){$$14.$$s;return coerceStepSize(),enumeratorSize()}).$$s=self,$$14.$$arity=0,$$14)):(coerceStepSize(),$truthy(self.begin.$$is_number&&self.end.$$is_number)?(i=0,function(){var $brk=Opal.new_brk();try{$send(self,"loop",[],(($$15=function(){var current,lhs,rhs,self=$$15.$$s||this;return null==self.begin&&(self.begin=nil),null==self.excl&&(self.excl=nil),null==self.end&&(self.end=nil),current=$rb_plus(self.begin,(rhs=n,"number"==typeof(lhs=i)&&"number"==typeof rhs?lhs*rhs:lhs["$*"](rhs))),$truthy(self.excl)?$truthy(function(lhs,rhs){return"number"==typeof lhs&&"number"==typeof rhs?rhs<=lhs:lhs["$>="](rhs)}(current,self.end))&&Opal.brk(nil,$brk):$truthy($rb_gt(current,self.end))&&Opal.brk(nil,$brk),Opal.yield1($yield,current),i=$rb_plus(i,1)}).$$s=self,$$15.$$brk=$brk,$$15.$$arity=0,$$15))}catch(err){if(err===$brk)return err.$v;throw err}}()):(self.begin.$$is_string&&self.end.$$is_string&&n%1!=0&&self.$raise($$($nesting,"TypeError"),"no implicit conversion to float from 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self.begin.$inspect()+($truthy(self.excl)?"...":"..")+self.end.$inspect()},$Range_inspect$19.$$arity=0),Opal.def(self,"$marshal_load",$Range_marshal_load$20=function(args){return this.begin=args["$[]"]("begin"),this.end=args["$[]"]("end"),this.excl=args["$[]"]("excl")},$Range_marshal_load$20.$$arity=1),Opal.def(self,"$hash",$Range_hash$21=function(){return[this.begin,this.end,this.excl].$hash()},$Range_hash$21.$$arity=0),nil&&"hash"}($nesting[0],0,$nesting)},Opal.modules["corelib/proc"]=function(Opal){Opal.top;var $nesting=[],nil=Opal.nil,$$=(Opal.const_get_qualified,Opal.const_get_relative),$slice=(Opal.breaker,Opal.slice),$klass=Opal.klass,$truthy=Opal.truthy;return Opal.add_stubs(["$raise","$coerce_to!"]),function($base,$super,$parent_nesting){var $Proc_new$1,$Proc_call$2,$Proc_to_proc$3,$Proc_lambda$ques$4,$Proc_arity$5,$Proc_source_location$6,$Proc_binding$7,$Proc_parameters$8,$Proc_curry$9,$Proc_dup$10,self=$klass($base,$super,"Proc"),$nesting=[self].concat($parent_nesting);return Opal.defineProperty(self.$$prototype,"$$is_proc",!0),Opal.defineProperty(self.$$prototype,"$$is_lambda",!1),Opal.defs(self,"$new",$Proc_new$1=function(){var $iter=$Proc_new$1.$$p,block=$iter||nil;return $iter&&($Proc_new$1.$$p=null),$iter&&($Proc_new$1.$$p=null),$truthy(block)||this.$raise($$($nesting,"ArgumentError"),"tried to create a Proc object without a block"),block},$Proc_new$1.$$arity=0),Opal.def(self,"$call",$Proc_call$2=function($a){var args,$iter=$Proc_call$2.$$p,block=$iter||nil;$iter&&($Proc_call$2.$$p=null),$iter&&($Proc_call$2.$$p=null),args=Opal.slice.call(arguments,0,arguments.length),block!==nil&&(this.$$p=block);var result,$brk=this.$$brk;if($brk)try{result=this.$$is_lambda?this.apply(null,args):Opal.yieldX(this,args)}catch(err){if(err===$brk)return $brk.$v;throw err}else result=this.$$is_lambda?this.apply(null,args):Opal.yieldX(this,args);return result},$Proc_call$2.$$arity=-1),Opal.alias(self,"[]","call"),Opal.alias(self,"===","call"),Opal.alias(self,"yield","call"),Opal.def(self,"$to_proc",$Proc_to_proc$3=function(){return this},$Proc_to_proc$3.$$arity=0),Opal.def(self,"$lambda?",$Proc_lambda$ques$4=function(){return!!this.$$is_lambda},$Proc_lambda$ques$4.$$arity=0),Opal.def(self,"$arity",$Proc_arity$5=function(){return this.$$is_curried?-1:this.$$arity},$Proc_arity$5.$$arity=0),Opal.def(self,"$source_location",$Proc_source_location$6=function(){return this.$$is_curried,nil},$Proc_source_location$6.$$arity=0),Opal.def(self,"$binding",$Proc_binding$7=function(){return this.$$is_curried&&this.$raise($$($nesting,"ArgumentError"),"Can't create Binding"),nil},$Proc_binding$7.$$arity=0),Opal.def(self,"$parameters",$Proc_parameters$8=function(){if(this.$$is_curried)return[["rest"]];if(this.$$parameters){if(this.$$is_lambda)return this.$$parameters;var i,length,result=[];for(i=0,length=this.$$parameters.length;i<length;i++){var parameter=this.$$parameters[i];"req"===parameter[0]&&(parameter=["opt",parameter[1]]),result.push(parameter)}return result}return[]},$Proc_parameters$8.$$arity=0),Opal.def(self,"$curry",$Proc_curry$9=function(arity){var self=this;function curried(){var result,args=$slice.call(arguments),length=args.length;return arity<length&&self.$$is_lambda&&!self.$$is_curried&&self.$raise($$($nesting,"ArgumentError"),"wrong number of arguments ("+length+" for "+arity+")"),arity<=length?self.$call.apply(self,args):((result=function(){return curried.apply(null,args.concat($slice.call(arguments)))}).$$is_lambda=self.$$is_lambda,result.$$is_curried=!0,result)}return void 0===arity?arity=self.length:(arity=$$($nesting,"Opal")["$coerce_to!"](arity,$$($nesting,"Integer"),"to_int"),self.$$is_lambda&&arity!==self.length&&self.$raise($$($nesting,"ArgumentError"),"wrong number of arguments ("+arity+" for "+self.length+")")),curried.$$is_lambda=self.$$is_lambda,curried.$$is_curried=!0,curried},$Proc_curry$9.$$arity=-1),Opal.def(self,"$dup",$Proc_dup$10=function(){var original_proc=this.$$original_proc||this,proc=function(){return original_proc.apply(this,arguments)};for(var prop in this)this.hasOwnProperty(prop)&&(proc[prop]=this[prop]);return proc},$Proc_dup$10.$$arity=0),Opal.alias(self,"clone","dup")}($nesting[0],Function,$nesting)},Opal.modules["corelib/method"]=function(Opal){Opal.top;var $nesting=[],nil=Opal.nil,$$=(Opal.const_get_qualified,Opal.const_get_relative),$klass=(Opal.breaker,Opal.slice,Opal.klass),$truthy=Opal.truthy;return Opal.add_stubs(["$attr_reader","$arity","$new","$class","$join","$source_location","$raise"]),function($base,$super,$parent_nesting){var $Method_initialize$1,$Method_arity$2,$Method_parameters$3,$Method_source_location$4,$Method_comments$5,$Method_call$6,$Method_unbind$7,$Method_to_proc$8,$Method_inspect$9,self=$klass($base,null,"Method"),$nesting=[self].concat($parent_nesting);self.$$prototype.method=self.$$prototype.receiver=self.$$prototype.owner=self.$$prototype.name=nil,self.$attr_reader("owner","receiver","name"),Opal.def(self,"$initialize",$Method_initialize$1=function(receiver,owner,method,name){return this.receiver=receiver,this.owner=owner,this.name=name,this.method=method},$Method_initialize$1.$$arity=4),Opal.def(self,"$arity",$Method_arity$2=function(){return this.method.$arity()},$Method_arity$2.$$arity=0),Opal.def(self,"$parameters",$Method_parameters$3=function(){return this.method.$$parameters},$Method_parameters$3.$$arity=0),Opal.def(self,"$source_location",$Method_source_location$4=function(){var $a;return $truthy($a=this.method.$$source_location)?$a:["(eval)",0]},$Method_source_location$4.$$arity=0),Opal.def(self,"$comments",$Method_comments$5=function(){var $a;return $truthy($a=this.method.$$comments)?$a:[]},$Method_comments$5.$$arity=0),Opal.def(self,"$call",$Method_call$6=function($a){var args,$iter=$Method_call$6.$$p,block=$iter||nil;return $iter&&($Method_call$6.$$p=null),$iter&&($Method_call$6.$$p=null),args=Opal.slice.call(arguments,0,arguments.length),this.method.$$p=block,this.method.apply(this.receiver,args)},$Method_call$6.$$arity=-1),Opal.alias(self,"[]","call"),Opal.def(self,"$unbind",$Method_unbind$7=function(){return $$($nesting,"UnboundMethod").$new(this.receiver.$class(),this.owner,this.method,this.name)},$Method_unbind$7.$$arity=0),Opal.def(self,"$to_proc",$Method_to_proc$8=function(){var proc=this.$call.bind(this);return proc.$$unbound=this.method,proc.$$is_lambda=!0,proc.$$arity=this.method.$$arity,proc.$$parameters=this.method.$$parameters,proc},$Method_to_proc$8.$$arity=0),Opal.def(self,"$inspect",$Method_inspect$9=function(){return"#<"+this.$class()+": "+this.receiver.$class()+"#"+this.name+" (defined in "+this.owner+" in "+this.$source_location().$join(":")+")>"},$Method_inspect$9.$$arity=0)}($nesting[0],0,$nesting),function($base,$super,$parent_nesting){var $UnboundMethod_initialize$10,$UnboundMethod_arity$11,$UnboundMethod_parameters$12,$UnboundMethod_source_location$13,$UnboundMethod_comments$14,$UnboundMethod_bind$15,$UnboundMethod_inspect$16,self=$klass($base,null,"UnboundMethod"),$nesting=[self].concat($parent_nesting);return self.$$prototype.method=self.$$prototype.owner=self.$$prototype.name=self.$$prototype.source=nil,self.$attr_reader("source","owner","name"),Opal.def(self,"$initialize",$UnboundMethod_initialize$10=function(source,owner,method,name){return this.source=source,this.owner=owner,this.method=method,this.name=name},$UnboundMethod_initialize$10.$$arity=4),Opal.def(self,"$arity",$UnboundMethod_arity$11=function(){return this.method.$arity()},$UnboundMethod_arity$11.$$arity=0),Opal.def(self,"$parameters",$UnboundMethod_parameters$12=function(){return this.method.$$parameters},$UnboundMethod_parameters$12.$$arity=0),Opal.def(self,"$source_location",$UnboundMethod_source_location$13=function(){var $a;return $truthy($a=this.method.$$source_location)?$a:["(eval)",0]},$UnboundMethod_source_location$13.$$arity=0),Opal.def(self,"$comments",$UnboundMethod_comments$14=function(){var $a;return $truthy($a=this.method.$$comments)?$a:[]},$UnboundMethod_comments$14.$$arity=0),Opal.def(self,"$bind",$UnboundMethod_bind$15=function(object){if(this.owner.$$is_module||Opal.is_a(object,this.owner))return $$($nesting,"Method").$new(object,this.owner,this.method,this.name);this.$raise($$($nesting,"TypeError"),"can't bind singleton method to a different class (expected "+object+".kind_of?("+this.owner+" to be true)")},$UnboundMethod_bind$15.$$arity=1),Opal.def(self,"$inspect",$UnboundMethod_inspect$16=function(){return"#<"+this.$class()+": "+this.source+"#"+this.name+" (defined in "+this.owner+" in "+this.$source_location().$join(":")+")>"},$UnboundMethod_inspect$16.$$arity=0),nil&&"inspect"}($nesting[0],0,$nesting)},Opal.modules["corelib/variables"]=function(Opal){Opal.top;var $nesting=[],nil=Opal.nil,$$=(Opal.const_get_qualified,Opal.const_get_relative),$gvars=(Opal.breaker,Opal.slice,Opal.gvars),$hash2=Opal.hash2;return Opal.add_stubs(["$new"]),$gvars["&"]=$gvars["~"]=$gvars["`"]=$gvars["'"]=nil,$gvars.LOADED_FEATURES=$gvars['"']=Opal.loaded_features,$gvars.LOAD_PATH=$gvars[":"]=[],$gvars["/"]="\n",$gvars[","]=nil,Opal.const_set($nesting[0],"ARGV",[]),Opal.const_set($nesting[0],"ARGF",$$($nesting,"Object").$new()),Opal.const_set($nesting[0],"ENV",$hash2([],{})),$gvars.VERBOSE=!1,$gvars.DEBUG=!1,$gvars.SAFE=0},Opal.modules["opal/regexp_anchors"]=function(Opal){Opal.top;var $nesting=[],nil=Opal.nil,$$=(Opal.const_get_qualified,Opal.const_get_relative),$module=(Opal.breaker,Opal.slice,Opal.module);return Opal.add_stubs(["$==","$new"]),function($base,$parent_nesting){var $nesting=[$module($base,"Opal")].concat($parent_nesting);Opal.const_set($nesting[0],"REGEXP_START",$$($nesting,"RUBY_ENGINE")["$=="]("opal")?"^":nil),Opal.const_set($nesting[0],"REGEXP_END",$$($nesting,"RUBY_ENGINE")["$=="]("opal")?"$":nil),Opal.const_set($nesting[0],"FORBIDDEN_STARTING_IDENTIFIER_CHARS","\\u0001-\\u002F\\u003A-\\u0040\\u005B-\\u005E\\u0060\\u007B-\\u007F"),Opal.const_set($nesting[0],"FORBIDDEN_ENDING_IDENTIFIER_CHARS","\\u0001-\\u0020\\u0022-\\u002F\\u003A-\\u003E\\u0040\\u005B-\\u005E\\u0060\\u007B-\\u007F"),Opal.const_set($nesting[0],"INLINE_IDENTIFIER_REGEXP",$$($nesting,"Regexp").$new("[^"+$$($nesting,"FORBIDDEN_STARTING_IDENTIFIER_CHARS")+"]*[^"+$$($nesting,"FORBIDDEN_ENDING_IDENTIFIER_CHARS")+"]")),Opal.const_set($nesting[0],"FORBIDDEN_CONST_NAME_CHARS","\\u0001-\\u0020\\u0021-\\u002F\\u003B-\\u003F\\u0040\\u005B-\\u005E\\u0060\\u007B-\\u007F"),Opal.const_set($nesting[0],"CONST_NAME_REGEXP",$$($nesting,"Regexp").$new($$($nesting,"REGEXP_START")+"(::)?[A-Z][^"+$$($nesting,"FORBIDDEN_CONST_NAME_CHARS")+"]*"+$$($nesting,"REGEXP_END")))}($nesting[0],$nesting)},Opal.modules["opal/mini"]=function(Opal){var self=Opal.top;Opal.nil,Opal.const_get_qualified,Opal.const_get_relative,Opal.breaker,Opal.slice;return Opal.add_stubs(["$require"]),self.$require("opal/base"),self.$require("corelib/nil"),self.$require("corelib/boolean"),self.$require("corelib/string"),self.$require("corelib/comparable"),self.$require("corelib/enumerable"),self.$require("corelib/enumerator"),self.$require("corelib/array"),self.$require("corelib/hash"),self.$require("corelib/number"),self.$require("corelib/range"),self.$require("corelib/proc"),self.$require("corelib/method"),self.$require("corelib/regexp"),self.$require("corelib/variables"),self.$require("opal/regexp_anchors")},Opal.modules["corelib/kernel/format"]=function(Opal){Opal.top;var $nesting=[],nil=Opal.nil,$$=(Opal.const_get_qualified,Opal.const_get_relative),$module=(Opal.breaker,Opal.slice,Opal.module),$truthy=Opal.truthy,$gvars=Opal.gvars;return Opal.add_stubs(["$==","$length","$respond_to?","$[]","$coerce_to?","$nil?","$to_a","$raise","$to_int","$fetch","$Integer","$Float","$to_ary","$to_str","$coerce_to","$inspect","$to_s"]),function($base,$parent_nesting){var $Kernel_format$1,self=$module($base,"Kernel"),$nesting=[self].concat($parent_nesting);Opal.def(self,"$format",$Kernel_format$1=function(format_string,$a){var $post_args,args,self=this,ary=nil;null==$gvars.DEBUG&&($gvars.DEBUG=nil),$post_args=Opal.slice.call(arguments,1,arguments.length),$truthy((args=$post_args).$length()["$=="](1)?args["$[]"](0)["$respond_to?"]("to_ary"):args.$length()["$=="](1))&&(ary=$$($nesting,"Opal")["$coerce_to?"](args["$[]"](0),$$($nesting,"Array"),"to_ary"),$truthy(ary["$nil?"]())||(args=ary.$to_a()));var end_slice,i,arg,str,exponent,width,precision,tmp_num,hash_parameter_key,closing_brace_char,base_number,base_prefix,base_neg_zero_regex,base_neg_zero_digit,next_arg,flags,result="",begin_slice=0,len=format_string.length,seq_arg_num=1,pos_arg_num=0,FWIDTH=32,FPREC0=128;function CHECK_FOR_FLAGS(){flags&FWIDTH&&self.$raise($$($nesting,"ArgumentError"),"flag after width"),flags&FPREC0&&self.$raise($$($nesting,"ArgumentError"),"flag after precision")}function CHECK_FOR_WIDTH(){flags&FWIDTH&&self.$raise($$($nesting,"ArgumentError"),"width given twice"),flags&FPREC0&&self.$raise($$($nesting,"ArgumentError"),"width after precision")}function GET_NTH_ARG(num){return num>=args.length&&self.$raise($$($nesting,"ArgumentError"),"too few arguments"),args[num]}function GET_NEXT_ARG(){switch(pos_arg_num){case-1:self.$raise($$($nesting,"ArgumentError"),"unnumbered("+seq_arg_num+") mixed with numbered");case-2:self.$raise($$($nesting,"ArgumentError"),"unnumbered("+seq_arg_num+") mixed with named")}return GET_NTH_ARG((pos_arg_num=seq_arg_num++)-1)}function GET_POS_ARG(num){return 0<pos_arg_num&&self.$raise($$($nesting,"ArgumentError"),"numbered("+num+") after unnumbered("+pos_arg_num+")"),-2===pos_arg_num&&self.$raise($$($nesting,"ArgumentError"),"numbered("+num+") after named"),num<1&&self.$raise($$($nesting,"ArgumentError"),"invalid index - "+num+"$"),pos_arg_num=-1,GET_NTH_ARG(num-1)}function GET_ARG(){return void 0===next_arg?GET_NEXT_ARG():next_arg}function READ_NUM(label){for(var num,str="";;i++){if(i===len&&self.$raise($$($nesting,"ArgumentError"),"malformed format string - %*[0-9]"),format_string.charCodeAt(i)<48||57<format_string.charCodeAt(i))return i--,2147483647<(num=parseInt(str,10)||0)&&self.$raise($$($nesting,"ArgumentError"),label+" too big"),num;str+=format_string.charAt(i)}}function READ_NUM_AFTER_ASTER(label){var num=READ_NUM(label);return("$"===format_string.charAt(i+1)?(i++,GET_POS_ARG(num)):GET_NEXT_ARG()).$to_int()}for(i=format_string.indexOf("%");-1!==i;i=format_string.indexOf("%",i)){switch(str=void 0,precision=width=-1,next_arg=void(flags=0),end_slice=i,i++,format_string.charAt(i)){case"%":begin_slice=i;case"":case"\n":case"\0":i++;continue}format_sequence:for(;i<len;i++)switch(format_string.charAt(i)){case" ":CHECK_FOR_FLAGS(),flags|=16;continue format_sequence;case"#":CHECK_FOR_FLAGS(),flags|=1;continue format_sequence;case"+":CHECK_FOR_FLAGS(),flags|=4;continue format_sequence;case"-":CHECK_FOR_FLAGS(),flags|=2;continue format_sequence;case"0":CHECK_FOR_FLAGS(),flags|=8;continue format_sequence;case"1":case"2":case"3":case"4":case"5":case"6":case"7":case"8":case"9":if(tmp_num=READ_NUM("width"),"$"===format_string.charAt(i+1)){if(i+2===len){str="%",i++;break format_sequence}void 0!==next_arg&&self.$raise($$($nesting,"ArgumentError"),"value given twice - %"+tmp_num+"$"),next_arg=GET_POS_ARG(tmp_num),i++}else CHECK_FOR_WIDTH(),flags|=FWIDTH,width=tmp_num;continue format_sequence;case"<":case"{":for(closing_brace_char="<"===format_string.charAt(i)?">":"}",hash_parameter_key="",i++;;i++){if(i===len&&self.$raise($$($nesting,"ArgumentError"),"malformed name - unmatched parenthesis"),format_string.charAt(i)===closing_brace_char){if(0<pos_arg_num&&self.$raise($$($nesting,"ArgumentError"),"named "+hash_parameter_key+" after unnumbered("+pos_arg_num+")"),-1===pos_arg_num&&self.$raise($$($nesting,"ArgumentError"),"named "+hash_parameter_key+" after numbered"),pos_arg_num=-2,void 0!==args[0]&&args[0].$$is_hash||self.$raise($$($nesting,"ArgumentError"),"one hash required"),next_arg=args[0].$fetch(hash_parameter_key),">"===closing_brace_char)continue format_sequence;if(str=next_arg.toString(),-1!==precision&&(str=str.slice(0,precision)),2&flags)for(;str.length<width;)str+=" ";else for(;str.length<width;)str=" "+str;break format_sequence}hash_parameter_key+=format_string.charAt(i)}case"*":i++,CHECK_FOR_WIDTH(),flags|=FWIDTH,(width=READ_NUM_AFTER_ASTER("width"))<0&&(flags|=2,width=-width);continue format_sequence;case".":if(flags&FPREC0&&self.$raise($$($nesting,"ArgumentError"),"precision given twice"),flags|=64|FPREC0,precision=0,i++,"*"===format_string.charAt(i)){i++,(precision=READ_NUM_AFTER_ASTER("precision"))<0&&(flags&=-65);continue format_sequence}precision=READ_NUM("precision");continue format_sequence;case"d":case"i":case"u":if(0<=(arg=self.$Integer(GET_ARG()))){for(str=arg.toString();str.length<precision;)str="0"+str;if(2&flags)for((4&flags||16&flags)&&(str=(4&flags?"+":" ")+str);str.length<width;)str+=" ";else if(8&flags&&-1===precision){for(;str.length<width-(4&flags||16&flags?1:0);)str="0"+str;(4&flags||16&flags)&&(str=(4&flags?"+":" ")+str)}else for((4&flags||16&flags)&&(str=(4&flags?"+":" ")+str);str.length<width;)str=" "+str}else{for(str=(-arg).toString();str.length<precision;)str="0"+str;if(2&flags)for(str="-"+str;str.length<width;)str+=" ";else if(8&flags&&-1===precision){for(;str.length<width-1;)str="0"+str;str="-"+str}else for(str="-"+str;str.length<width;)str=" "+str}break format_sequence;case"b":case"B":case"o":case"x":case"X":switch(format_string.charAt(i)){case"b":case"B":base_number=2,base_prefix="0b",base_neg_zero_regex=/^1+/,base_neg_zero_digit="1";break;case"o":base_number=8,base_prefix="0",base_neg_zero_regex=/^3?7+/,base_neg_zero_digit="7";break;case"x":case"X":base_number=16,base_prefix="0x",base_neg_zero_regex=/^f+/,base_neg_zero_digit="f"}if(0<=(arg=self.$Integer(GET_ARG()))){for(str=arg.toString(base_number);str.length<precision;)str="0"+str;if(2&flags)for((4&flags||16&flags)&&(str=(4&flags?"+":" ")+str),1&flags&&0!==arg&&(str=base_prefix+str);str.length<width;)str+=" ";else if(8&flags&&-1===precision){for(;str.length<width-(4&flags||16&flags?1:0)-(1&flags&&0!==arg?base_prefix.length:0);)str="0"+str;1&flags&&0!==arg&&(str=base_prefix+str),(4&flags||16&flags)&&(str=(4&flags?"+":" ")+str)}else for(1&flags&&0!==arg&&(str=base_prefix+str),(4&flags||16&flags)&&(str=(4&flags?"+":" ")+str);str.length<width;)str=" "+str}else if(4&flags||16&flags){for(str=(-arg).toString(base_number);str.length<precision;)str="0"+str;if(2&flags)for(1&flags&&(str=base_prefix+str),str="-"+str;str.length<width;)str+=" ";else if(8&flags&&-1===precision){for(;str.length<width-1-(1&flags?2:0);)str="0"+str;1&flags&&(str=base_prefix+str),str="-"+str}else for(1&flags&&(str=base_prefix+str),str="-"+str;str.length<width;)str=" "+str}else{for(str=(arg>>>0).toString(base_number).replace(base_neg_zero_regex,base_neg_zero_digit);str.length<precision-2;)str=base_neg_zero_digit+str;if(2&flags)for(str=".."+str,1&flags&&(str=base_prefix+str);str.length<width;)str+=" ";else if(8&flags&&-1===precision){for(;str.length<width-2-(1&flags?base_prefix.length:0);)str=base_neg_zero_digit+str;str=".."+str,1&flags&&(str=base_prefix+str)}else for(str=".."+str,1&flags&&(str=base_prefix+str);str.length<width;)str=" "+str}format_string.charAt(i)===format_string.charAt(i).toUpperCase()&&(str=str.toUpperCase());break format_sequence;case"f":case"e":case"E":case"g":case"G":if(0<=(arg=self.$Float(GET_ARG()))||isNaN(arg)){if(arg===1/0)str="Inf";else switch(format_string.charAt(i)){case"f":str=arg.toFixed(-1===precision?6:precision);break;case"e":case"E":str=arg.toExponential(-1===precision?6:precision);break;case"g":case"G":str=arg.toExponential(),(exponent=parseInt(str.split("e")[1],10))<-4||(-1===precision?6:precision)<=exponent||(str=arg.toPrecision(-1===precision?1&flags?6:void 0:precision))}if(2&flags)for((4&flags||16&flags)&&(str=(4&flags?"+":" ")+str);str.length<width;)str+=" ";else if(8&flags&&arg!==1/0&&!isNaN(arg)){for(;str.length<width-(4&flags||16&flags?1:0);)str="0"+str;(4&flags||16&flags)&&(str=(4&flags?"+":" ")+str)}else for((4&flags||16&flags)&&(str=(4&flags?"+":" ")+str);str.length<width;)str=" "+str}else{if(arg===-1/0)str="Inf";else switch(format_string.charAt(i)){case"f":str=(-arg).toFixed(-1===precision?6:precision);break;case"e":case"E":str=(-arg).toExponential(-1===precision?6:precision);break;case"g":case"G":str=(-arg).toExponential(),(exponent=parseInt(str.split("e")[1],10))<-4||(-1===precision?6:precision)<=exponent||(str=(-arg).toPrecision(-1===precision?1&flags?6:void 0:precision))}if(2&flags)for(str="-"+str;str.length<width;)str+=" ";else if(8&flags&&arg!==-1/0){for(;str.length<width-1;)str="0"+str;str="-"+str}else for(str="-"+str;str.length<width;)str=" "+str}format_string.charAt(i)!==format_string.charAt(i).toUpperCase()||arg===1/0||arg===-1/0||isNaN(arg)||(str=str.toUpperCase()),str=str.replace(/([eE][-+]?)([0-9])$/,"$10$2");break format_sequence;case"a":case"A":self.$raise($$($nesting,"NotImplementedError"),"`A` and `a` format field types are not implemented in Opal yet");case"c":if((arg=GET_ARG())["$respond_to?"]("to_ary")&&(arg=arg.$to_ary()[0]),1!==(str=arg["$respond_to?"]("to_str")?arg.$to_str():String.fromCharCode($$($nesting,"Opal").$coerce_to(arg,$$($nesting,"Integer"),"to_int"))).length&&self.$raise($$($nesting,"ArgumentError"),"%c requires a character"),2&flags)for(;str.length<width;)str+=" ";else for(;str.length<width;)str=" "+str;break format_sequence;case"p":if(str=GET_ARG().$inspect(),-1!==precision&&(str=str.slice(0,precision)),2&flags)for(;str.length<width;)str+=" ";else for(;str.length<width;)str=" "+str;break format_sequence;case"s":if(str=GET_ARG().$to_s(),-1!==precision&&(str=str.slice(0,precision)),2&flags)for(;str.length<width;)str+=" ";else for(;str.length<width;)str=" "+str;break format_sequence;default:self.$raise($$($nesting,"ArgumentError"),"malformed format string - %"+format_string.charAt(i))}void 0===str&&self.$raise($$($nesting,"ArgumentError"),"malformed format string - %"),result+=format_string.slice(begin_slice,end_slice)+str,begin_slice=i+1}return $gvars.DEBUG&&0<=pos_arg_num&&seq_arg_num<args.length&&self.$raise($$($nesting,"ArgumentError"),"too many arguments for format string"),result+format_string.slice(begin_slice)},$Kernel_format$1.$$arity=-2),Opal.alias(self,"sprintf","format")}($nesting[0],$nesting)},Opal.modules["corelib/string/encoding"]=function(Opal){var $$12,$$15,$$18,$$21,$$24,self=Opal.top,$nesting=[],nil=Opal.nil,$$$=Opal.const_get_qualified,$$=Opal.const_get_relative,$klass=(Opal.breaker,Opal.slice,Opal.klass),$hash2=Opal.hash2,$truthy=Opal.truthy,$send=Opal.send;return Opal.add_stubs(["$require","$+","$[]","$new","$to_proc","$each","$const_set","$sub","$==","$default_external","$upcase","$raise","$attr_accessor","$attr_reader","$register","$length","$bytes","$to_a","$each_byte","$bytesize","$enum_for","$each_codepoint","$force_encoding","$dup","$coerce_to!","$find","$getbyte"]),self.$require("corelib/string"),function($base,$super,$parent_nesting){var $Encoding_register$1,$Encoding_find$3,$Encoding_initialize$4,$Encoding_ascii_compatible$ques$5,$Encoding_dummy$ques$6,$Encoding_to_s$7,$Encoding_inspect$8,$Encoding_each_byte$9,$Encoding_getbyte$10,$Encoding_bytesize$11,self=$klass($base,null,"Encoding"),$nesting=[self].concat($parent_nesting);self.$$prototype.ascii=self.$$prototype.dummy=self.$$prototype.name=nil,Opal.defineProperty(self,"$$register",{}),Opal.defs(self,"$register",$Encoding_register$1=function(name,options){var $a,$$2,encoding,lhs,rhs,$iter=$Encoding_register$1.$$p,block=$iter||nil,names=nil,register=nil;return $iter&&($Encoding_register$1.$$p=null),$iter&&($Encoding_register$1.$$p=null),null==options&&(options=$hash2([],{})),lhs=[name],rhs=$truthy($a=options["$[]"]("aliases"))?$a:[],names="number"==typeof lhs&&"number"==typeof rhs?lhs+rhs:lhs["$+"](rhs),encoding=$send($$($nesting,"Class"),"new",[this],block.$to_proc()).$new(name,names,!!$truthy($a=options["$[]"]("ascii"))&&$a,!!$truthy($a=options["$[]"]("dummy"))&&$a),register=this.$$register,$send(names,"each",[],(($$2=function(encoding_name){var self=$$2.$$s||this;return null==encoding_name&&(encoding_name=nil),self.$const_set(encoding_name.$sub("-","_"),encoding),register["$$"+encoding_name]=encoding}).$$s=this,$$2.$$arity=1,$$2))},$Encoding_register$1.$$arity=-2),Opal.defs(self,"$find",$Encoding_find$3=function(name){var $a,register,encoding;return name["$=="]("default_external")?this.$default_external():(register=this.$$register,encoding=$truthy($a=register["$$"+name])?$a:register["$$"+name.$upcase()],$truthy(encoding)||this.$raise($$($nesting,"ArgumentError"),"unknown encoding name - "+name),encoding)},$Encoding_find$3.$$arity=1),function(self,$parent_nesting){[self].concat($parent_nesting);self.$attr_accessor("default_external")}(Opal.get_singleton_class(self),$nesting),self.$attr_reader("name","names"),Opal.def(self,"$initialize",$Encoding_initialize$4=function(name,names,ascii,dummy){return this.name=name,this.names=names,this.ascii=ascii,this.dummy=dummy},$Encoding_initialize$4.$$arity=4),Opal.def(self,"$ascii_compatible?",$Encoding_ascii_compatible$ques$5=function(){return this.ascii},$Encoding_ascii_compatible$ques$5.$$arity=0),Opal.def(self,"$dummy?",$Encoding_dummy$ques$6=function(){return this.dummy},$Encoding_dummy$ques$6.$$arity=0),Opal.def(self,"$to_s",$Encoding_to_s$7=function(){return this.name},$Encoding_to_s$7.$$arity=0),Opal.def(self,"$inspect",$Encoding_inspect$8=function(){var self=this;return"#<Encoding:"+self.name+($truthy(self.dummy)?" 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Opal.slice.call(arguments,0,arguments.length),this.$raise($$($nesting,"NotImplementedError"))},$Encoding_bytesize$11.$$arity=-1),function($base,$super,$parent_nesting){[$klass($base,$super,"EncodingError")].concat($parent_nesting)}($nesting[0],$$($nesting,"StandardError"),$nesting),function($base,$super,$parent_nesting){[$klass($base,$super,"CompatibilityError")].concat($parent_nesting)}($nesting[0],$$($nesting,"EncodingError"),$nesting)}($nesting[0],0,$nesting),$send($$($nesting,"Encoding"),"register",["UTF-8",$hash2(["aliases","ascii"],{aliases:["CP65001"],ascii:!0})],(($$12=function(){var $each_byte$13,$bytesize$14,self=$$12.$$s||this;return Opal.def(self,"$each_byte",$each_byte$13=function(string){var $iter=$each_byte$13.$$p,block=$iter||nil;$iter&&($each_byte$13.$$p=null),$iter&&($each_byte$13.$$p=null);for(var i=0,length=string.length;i<length;i++){var code=string.charCodeAt(i);if(code<=127)Opal.yield1(block,code);else for(var encoded=encodeURIComponent(string.charAt(i)).substr(1).split("%"),j=0,encoded_length=encoded.length;j<encoded_length;j++)Opal.yield1(block,parseInt(encoded[j],16))}},$each_byte$13.$$arity=1),Opal.def(self,"$bytesize",$bytesize$14=function(string){return string.$bytes().$length()},$bytesize$14.$$arity=1),nil&&"bytesize"}).$$s=self,$$12.$$arity=0,$$12)),$send($$($nesting,"Encoding"),"register",["UTF-16LE"],(($$15=function(){var $each_byte$16,$bytesize$17,self=$$15.$$s||this;return Opal.def(self,"$each_byte",$each_byte$16=function(string){var $iter=$each_byte$16.$$p,block=$iter||nil;$iter&&($each_byte$16.$$p=null),$iter&&($each_byte$16.$$p=null);for(var i=0,length=string.length;i<length;i++){var code=string.charCodeAt(i);Opal.yield1(block,255&code),Opal.yield1(block,code>>8)}},$each_byte$16.$$arity=1),Opal.def(self,"$bytesize",$bytesize$17=function(string){return string.$bytes().$length()},$bytesize$17.$$arity=1),nil&&"bytesize"}).$$s=self,$$15.$$arity=0,$$15)),$send($$($nesting,"Encoding"),"register",["UTF-16BE"],(($$18=function(){var $each_byte$19,$bytesize$20,self=$$18.$$s||this;return Opal.def(self,"$each_byte",$each_byte$19=function(string){var $iter=$each_byte$19.$$p,block=$iter||nil;$iter&&($each_byte$19.$$p=null),$iter&&($each_byte$19.$$p=null);for(var i=0,length=string.length;i<length;i++){var code=string.charCodeAt(i);Opal.yield1(block,code>>8),Opal.yield1(block,255&code)}},$each_byte$19.$$arity=1),Opal.def(self,"$bytesize",$bytesize$20=function(string){return string.$bytes().$length()},$bytesize$20.$$arity=1),nil&&"bytesize"}).$$s=self,$$18.$$arity=0,$$18)),$send($$($nesting,"Encoding"),"register",["UTF-32LE"],(($$21=function(){var $each_byte$22,$bytesize$23,self=$$21.$$s||this;return Opal.def(self,"$each_byte",$each_byte$22=function(string){var $iter=$each_byte$22.$$p,block=$iter||nil;$iter&&($each_byte$22.$$p=null),$iter&&($each_byte$22.$$p=null);for(var i=0,length=string.length;i<length;i++){var code=string.charCodeAt(i);Opal.yield1(block,255&code),Opal.yield1(block,code>>8)}},$each_byte$22.$$arity=1),Opal.def(self,"$bytesize",$bytesize$23=function(string){return string.$bytes().$length()},$bytesize$23.$$arity=1),nil&&"bytesize"}).$$s=self,$$21.$$arity=0,$$21)),$send($$($nesting,"Encoding"),"register",["ASCII-8BIT",$hash2(["aliases","ascii","dummy"],{aliases:["BINARY","US-ASCII","ASCII"],ascii:!0,dummy:!0})],(($$24=function(){var $each_byte$25,$bytesize$26,self=$$24.$$s||this;return Opal.def(self,"$each_byte",$each_byte$25=function(string){var $iter=$each_byte$25.$$p,block=$iter||nil;$iter&&($each_byte$25.$$p=null),$iter&&($each_byte$25.$$p=null);for(var i=0,length=string.length;i<length;i++){var code=string.charCodeAt(i);Opal.yield1(block,255&code),Opal.yield1(block,code>>8)}},$each_byte$25.$$arity=1),Opal.def(self,"$bytesize",$bytesize$26=function(string){return string.$bytes().$length()},$bytesize$26.$$arity=1),nil&&"bytesize"}).$$s=self,$$24.$$arity=0,$$24)),function($base,$super,$parent_nesting){var $String_bytes$27,$String_bytesize$28,$String_each_byte$29,$String_each_codepoint$30,$String_codepoints$31,$String_encode$32,$String_force_encoding$33,$String_getbyte$34,$String_valid_encoding$ques$35,self=$klass($base,null,"String"),$nesting=[self].concat($parent_nesting);return self.$$prototype.encoding=nil,self.$attr_reader("encoding"),Opal.defineProperty(String.prototype,"encoding",$$$($$($nesting,"Encoding"),"UTF_16LE")),Opal.def(self,"$bytes",$String_bytes$27=function(){return this.$each_byte().$to_a()},$String_bytes$27.$$arity=0),Opal.def(self,"$bytesize",$String_bytesize$28=function(){return this.encoding.$bytesize(this)},$String_bytesize$28.$$arity=0),Opal.def(self,"$each_byte",$String_each_byte$29=function(){var $iter=$String_each_byte$29.$$p,block=$iter||nil;return $iter&&($String_each_byte$29.$$p=null),$iter&&($String_each_byte$29.$$p=null),block===nil?this.$enum_for("each_byte"):($send(this.encoding,"each_byte",[this],block.$to_proc()),this)},$String_each_byte$29.$$arity=0),Opal.def(self,"$each_codepoint",$String_each_codepoint$30=function(){var $iter=$String_each_codepoint$30.$$p,block=$iter||nil;if($iter&&($String_each_codepoint$30.$$p=null),$iter&&($String_each_codepoint$30.$$p=null),block===nil)return this.$enum_for("each_codepoint");for(var i=0,length=this.length;i<length;i++)Opal.yield1(block,this.codePointAt(i));return this},$String_each_codepoint$30.$$arity=0),Opal.def(self,"$codepoints",$String_codepoints$31=function(){var $iter=$String_codepoints$31.$$p,block=$iter||nil;return $iter&&($String_codepoints$31.$$p=null),$iter&&($String_codepoints$31.$$p=null),block!==nil?$send(this,"each_codepoint",[],block.$to_proc()):this.$each_codepoint().$to_a()},$String_codepoints$31.$$arity=0),Opal.def(self,"$encode",$String_encode$32=function(encoding){return this.$dup().$force_encoding(encoding)},$String_encode$32.$$arity=1),Opal.def(self,"$force_encoding",$String_force_encoding$33=function(encoding){return encoding===this.encoding?this:(encoding=$$($nesting,"Opal")["$coerce_to!"](encoding,$$($nesting,"String"),"to_s"),(encoding=$$($nesting,"Encoding").$find(encoding))===this.encoding||(this.encoding=encoding),this)},$String_force_encoding$33.$$arity=1),Opal.def(self,"$getbyte",$String_getbyte$34=function(idx){return this.encoding.$getbyte(this,idx)},$String_getbyte$34.$$arity=1),Opal.def(self,"$valid_encoding?",$String_valid_encoding$ques$35=function(){return!0},$String_valid_encoding$ques$35.$$arity=0),nil&&"valid_encoding?"}($nesting[0],0,$nesting)},Opal.modules["corelib/math"]=function(Opal){Opal.top;var $nesting=[],$$$=(Opal.nil,Opal.const_get_qualified),$$=Opal.const_get_relative,$module=(Opal.breaker,Opal.slice,Opal.module),$truthy=Opal.truthy;return Opal.add_stubs(["$new","$raise","$Float","$type_error","$Integer","$module_function","$checked","$float!","$===","$gamma","$-","$integer!","$/","$infinite?"]),function($base,$parent_nesting){var 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$$($nesting,"Math").$checked("cosh",$$($nesting,"Math")["$float!"](x))},$Math_cosh$13.$$arity=1),$truthy(void 0!==Math.erf)||Opal.defineProperty(Math,"erf",function(x){var sign=1;x<0&&(sign=-1);var t=1/(1+.3275911*(x=Math.abs(x)));return sign*(1-((((1.061405429*t-1.453152027)*t+1.421413741)*t-.284496736)*t+.254829592)*t*Math.exp(-x*x))}),Opal.def(self,"$erf",$Math_erf$14=function(x){return $$($nesting,"Math").$checked("erf",$$($nesting,"Math")["$float!"](x))},$Math_erf$14.$$arity=1),$truthy(void 0!==Math.erfc)||Opal.defineProperty(Math,"erfc",function(x){var z=Math.abs(x),t=1/(.5*z+1),A10=-z*z-1.26551223+t*(t*(t*(t*(t*(t*(t*(t*(.17087277*t-.82215223)+1.48851587)-1.13520398)+.27886807)-.18628806)+.09678418)+.37409196)+1.00002368),a=t*Math.exp(A10);return x<0?2-a:a}),Opal.def(self,"$erfc",$Math_erfc$15=function(x){return $$($nesting,"Math").$checked("erfc",$$($nesting,"Math")["$float!"](x))},$Math_erfc$15.$$arity=1),Opal.def(self,"$exp",$Math_exp$16=function(x){return 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isFinite(n)?1/0:NaN;if(171<n)return 1/0;for(value=n-2,result=n-1;1<value;)result*=value,value--;return 0==result&&(result=1),result}if(n<.5)return Math.PI/(Math.sin(Math.PI*n)*$$($nesting,"Math").$gamma((rhs=n,"number"==typeof(lhs=1)&&"number"==typeof rhs?lhs-rhs:lhs["$-"](rhs))));if(171.35<=n)return 1/0;if(85<n)return fiveN=(fourN=(threeN=(twoN=n*n)*n)*n)*n,Math.sqrt(2*Math.PI/n)*Math.pow(n/Math.E,n)*(1+1/(12*n)+1/(288*twoN)-139/(51840*threeN)-571/(2488320*fourN)+163879/(209018880*fiveN)+5246819/(75246796800*fiveN*n));for(n-=1,x=P[0],i=1;i<P.length;++i)x+=P[i]/(n+i);return t=n+4.7421875+.5,Math.sqrt(2*Math.PI)*Math.pow(t,n+.5)*Math.exp(-t)*x},$Math_gamma$18.$$arity=1),$truthy(void 0!==Math.hypot)||(Math.hypot=function(x,y){return Math.sqrt(x*x+y*y)}),Opal.def(self,"$hypot",$Math_hypot$19=function(x,y){return 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x=$$($nesting,"Math")["$float!"](x),$truthy(x["$infinite?"]())?$$$($$($nesting,"Float"),"NAN"):$$($nesting,"Math").$checked("tan",$$($nesting,"Math")["$float!"](x))},$Math_tan$28.$$arity=1),$truthy(void 0!==Math.tanh)||(Math.tanh=function(x){return x==1/0?1:x==-1/0?-1:(Math.exp(x)-Math.exp(-x))/(Math.exp(x)+Math.exp(-x))}),Opal.def(self,"$tanh",$Math_tanh$29=function(x){return $$($nesting,"Math").$checked("tanh",$$($nesting,"Math")["$float!"](x))},$Math_tanh$29.$$arity=1)}($nesting[0],$nesting)},Opal.modules["corelib/complex"]=function(Opal){function $rb_times(lhs,rhs){return"number"==typeof lhs&&"number"==typeof rhs?lhs*rhs:lhs["$*"](rhs)}function $rb_plus(lhs,rhs){return"number"==typeof lhs&&"number"==typeof rhs?lhs+rhs:lhs["$+"](rhs)}function $rb_minus(lhs,rhs){return"number"==typeof lhs&&"number"==typeof rhs?lhs-rhs:lhs["$-"](rhs)}function $rb_divide(lhs,rhs){return"number"==typeof lhs&&"number"==typeof rhs?lhs/rhs:lhs["$/"](rhs)}var 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$$($nesting,"Complex").$new(1,0);if($truthy($$($nesting,"Complex")["$==="](other)))return $b=this.$polar(),r=null==($a=Opal.to_ary($b))[0]?nil:$a[0],theta=null==$a[1]?nil:$a[1],ore=other.$real(),oim=other.$imag(),nr=$$($nesting,"Math").$exp($rb_minus($rb_times(ore,$$($nesting,"Math").$log(r)),$rb_times(oim,theta))),ntheta=$rb_plus($rb_times(theta,ore),$rb_times(oim,$$($nesting,"Math").$log(r))),$$($nesting,"Complex").$polar(nr,ntheta);if($truthy($$($nesting,"Integer")["$==="](other))){if($truthy((rhs=0,"number"==typeof(lhs=other)&&"number"==typeof 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isFloat()?(numerator=parseFloat(cutFloat()),"/"===str[0]?(str=str.slice(1),isFloat()?(denominator=parseFloat(cutFloat()),this.$Rational(numerator,denominator)):this.$Rational(numerator,1)):this.$Rational(numerator,1)):this.$Rational(0,1)},$String_to_r$28.$$arity=0),nil&&"to_r"}($nesting[0],0,$nesting)},Opal.modules["corelib/time"]=function(Opal){function $rb_plus(lhs,rhs){return"number"==typeof lhs&&"number"==typeof rhs?lhs+rhs:lhs["$+"](rhs)}function $rb_divide(lhs,rhs){return"number"==typeof lhs&&"number"==typeof rhs?lhs/rhs:lhs["$/"](rhs)}function $rb_minus(lhs,rhs){return"number"==typeof lhs&&"number"==typeof rhs?lhs-rhs:lhs["$-"](rhs)}function $rb_le(lhs,rhs){return"number"==typeof lhs&&"number"==typeof rhs?lhs<=rhs:lhs["$<="](rhs)}var self=Opal.top,$nesting=[],nil=Opal.nil,$$=(Opal.const_get_qualified,Opal.const_get_relative),$slice=(Opal.breaker,Opal.slice),$klass=Opal.klass,$truthy=Opal.truthy,$range=Opal.range;return Opal.add_stubs(["$require","$include","$===","$raise","$coerce_to!","$respond_to?","$to_str","$to_i","$new","$<=>","$to_f","$nil?","$>","$<","$strftime","$year","$month","$day","$+","$round","$/","$-","$copy_instance_variables","$initialize_dup","$is_a?","$zero?","$wday","$utc?","$mon","$yday","$hour","$min","$sec","$rjust","$ljust","$zone","$to_s","$[]","$cweek_cyear","$isdst","$<=","$!=","$==","$ceil"]),self.$require("corelib/comparable"),function($base,$super,$parent_nesting){var $Time_at$1,$Time_new$2,$Time_local$3,$Time_gm$4,$Time_now$5,$Time_$plus$6,$Time_$minus$7,$Time_$lt_eq_gt$8,$Time_$eq_eq$9,$Time_asctime$10,$Time_day$11,$Time_yday$12,$Time_isdst$13,$Time_dup$14,$Time_eql$ques$15,$Time_friday$ques$16,$Time_hash$17,$Time_hour$18,$Time_inspect$19,$Time_min$20,$Time_mon$21,$Time_monday$ques$22,$Time_saturday$ques$23,$Time_sec$24,$Time_succ$25,$Time_usec$26,$Time_zone$27,$Time_getgm$28,$Time_gmtime$29,$Time_gmt$ques$30,$Time_gmt_offset$31,$Time_strftime$32,$Time_sunday$ques$33,$Time_thursday$ques$34,$Time_to_a$35,$Time_to_f$36,$Time_to_i$37,$Time_tuesday$ques$38,$Time_wday$39,$Time_wednesday$ques$40,$Time_year$41,$Time_cweek_cyear$42,self=$klass($base,$super,"Time"),$nesting=[self].concat($parent_nesting);self.$include($$($nesting,"Comparable"));var days_of_week=["Sunday","Monday","Tuesday","Wednesday","Thursday","Friday","Saturday","Sunday"],short_days=["Sun","Mon","Tue","Wed","Thu","Fri","Sat"],short_months=["Jan","Feb","Mar","Apr","May","Jun","Jul","Aug","Sep","Oct","Nov","Dec"],long_months=["January","February","March","April","May","June","July","August","September","October","November","December"];function time_params(year,month,day,hour,min,sec){if(year=year.$$is_string?parseInt(year,10):$$($nesting,"Opal")["$coerce_to!"](year,$$($nesting,"Integer"),"to_int"),month===nil)month=1;else if(!month.$$is_number)if(month["$respond_to?"]("to_str"))switch((month=month.$to_str()).toLowerCase()){case"jan":month=1;break;case"feb":month=2;break;case"mar":month=3;break;case"apr":month=4;break;case"may":month=5;break;case"jun":month=6;break;case"jul":month=7;break;case"aug":month=8;break;case"sep":month=9;break;case"oct":month=10;break;case"nov":month=11;break;case"dec":month=12;break;default:month=month.$to_i()}else month=$$($nesting,"Opal")["$coerce_to!"](month,$$($nesting,"Integer"),"to_int");return(month<1||12<month)&&self.$raise($$($nesting,"ArgumentError"),"month out of range: "+month),month-=1,((day=day===nil?1:day.$$is_string?parseInt(day,10):$$($nesting,"Opal")["$coerce_to!"](day,$$($nesting,"Integer"),"to_int"))<1||31<day)&&self.$raise($$($nesting,"ArgumentError"),"day out of range: "+day),((hour=hour===nil?0:hour.$$is_string?parseInt(hour,10):$$($nesting,"Opal")["$coerce_to!"](hour,$$($nesting,"Integer"),"to_int"))<0||24<hour)&&self.$raise($$($nesting,"ArgumentError"),"hour out of range: "+hour),((min=min===nil?0:min.$$is_string?parseInt(min,10):$$($nesting,"Opal")["$coerce_to!"](min,$$($nesting,"Integer"),"to_int"))<0||59<min)&&self.$raise($$($nesting,"ArgumentError"),"min out of range: "+min),sec===nil?sec=0:sec.$$is_number||(sec=sec.$$is_string?parseInt(sec,10):$$($nesting,"Opal")["$coerce_to!"](sec,$$($nesting,"Integer"),"to_int")),(sec<0||60<sec)&&self.$raise($$($nesting,"ArgumentError"),"sec out of range: "+sec),[year,month,day,hour,min,sec]}return Opal.defs(self,"$at",$Time_at$1=function(seconds,frac){var result;return $$($nesting,"Time")["$==="](seconds)?(void 0!==frac&&this.$raise($$($nesting,"TypeError"),"can't convert Time into an exact number"),(result=new Date(seconds.getTime())).is_utc=seconds.is_utc,result):(seconds.$$is_number||(seconds=$$($nesting,"Opal")["$coerce_to!"](seconds,$$($nesting,"Integer"),"to_int")),void 0===frac?new Date(1e3*seconds):(frac.$$is_number||(frac=$$($nesting,"Opal")["$coerce_to!"](frac,$$($nesting,"Integer"),"to_int")),new Date(1e3*seconds+frac/1e3)))},$Time_at$1.$$arity=-2),Opal.defs(self,"$new",$Time_new$2=function(year,month,day,hour,min,sec,utc_offset){var args,result;return null==month&&(month=nil),null==day&&(day=nil),null==hour&&(hour=nil),null==min&&(min=nil),null==sec&&(sec=nil),null==utc_offset&&(utc_offset=nil),void 0===year?new Date:(utc_offset!==nil&&this.$raise($$($nesting,"ArgumentError"),"Opal does not support explicitly specifying UTC offset for Time"),year=(args=time_params(year,month,day,hour,min,sec))[0],month=args[1],day=args[2],hour=args[3],min=args[4],sec=args[5],result=new Date(year,month,day,hour,min,0,1e3*sec),year<100&&result.setFullYear(year),result)},$Time_new$2.$$arity=-1),Opal.defs(self,"$local",$Time_local$3=function(year,month,day,hour,min,sec,millisecond,_dummy1,_dummy2,_dummy3){var args,result;return null==month&&(month=nil),null==day&&(day=nil),null==hour&&(hour=nil),null==min&&(min=nil),null==sec&&(sec=nil),null==millisecond&&(millisecond=nil),null==_dummy1&&(_dummy1=nil),null==_dummy2&&(_dummy2=nil),null==_dummy3&&(_dummy3=nil),10===arguments.length&&(year=(args=$slice.call(arguments))[5],month=args[4],day=args[3],hour=args[2],min=args[1],sec=args[0]),year=(args=time_params(year,month,day,hour,min,sec))[0],month=args[1],day=args[2],hour=args[3],min=args[4],sec=args[5],result=new Date(year,month,day,hour,min,0,1e3*sec),year<100&&result.setFullYear(year),result},$Time_local$3.$$arity=-2),Opal.defs(self,"$gm",$Time_gm$4=function(year,month,day,hour,min,sec,millisecond,_dummy1,_dummy2,_dummy3){var args,result;return null==month&&(month=nil),null==day&&(day=nil),null==hour&&(hour=nil),null==min&&(min=nil),null==sec&&(sec=nil),null==millisecond&&(millisecond=nil),null==_dummy1&&(_dummy1=nil),null==_dummy2&&(_dummy2=nil),null==_dummy3&&(_dummy3=nil),10===arguments.length&&(year=(args=$slice.call(arguments))[5],month=args[4],day=args[3],hour=args[2],min=args[1],sec=args[0]),year=(args=time_params(year,month,day,hour,min,sec))[0],month=args[1],day=args[2],hour=args[3],min=args[4],sec=args[5],result=new Date(Date.UTC(year,month,day,hour,min,0,1e3*sec)),year<100&&result.setUTCFullYear(year),result.is_utc=!0,result},$Time_gm$4.$$arity=-2),function(self,$parent_nesting){[self].concat($parent_nesting);Opal.alias(self,"mktime","local"),Opal.alias(self,"utc","gm")}(Opal.get_singleton_class(self),$nesting),Opal.defs(self,"$now",$Time_now$5=function(){return this.$new()},$Time_now$5.$$arity=0),Opal.def(self,"$+",$Time_$plus$6=function(other){$truthy($$($nesting,"Time")["$==="](other))&&this.$raise($$($nesting,"TypeError"),"time + time?"),other.$$is_number||(other=$$($nesting,"Opal")["$coerce_to!"](other,$$($nesting,"Integer"),"to_int"));var result=new Date(this.getTime()+1e3*other);return result.is_utc=this.is_utc,result},$Time_$plus$6.$$arity=1),Opal.def(self,"$-",$Time_$minus$7=function(other){if($truthy($$($nesting,"Time")["$==="](other)))return(this.getTime()-other.getTime())/1e3;other.$$is_number||(other=$$($nesting,"Opal")["$coerce_to!"](other,$$($nesting,"Integer"),"to_int"));var result=new Date(this.getTime()-1e3*other);return result.is_utc=this.is_utc,result},$Time_$minus$7.$$arity=1),Opal.def(self,"$<=>",$Time_$lt_eq_gt$8=function(other){var lhs,rhs,r=nil;return $truthy($$($nesting,"Time")["$==="](other))?this.$to_f()["$<=>"](other.$to_f()):(r=other["$<=>"](this),$truthy(r["$nil?"]())?nil:$truthy((rhs=0,"number"==typeof(lhs=r)&&"number"==typeof rhs?rhs<lhs:lhs["$>"](rhs)))?-1:$truthy(function(lhs,rhs){return"number"==typeof lhs&&"number"==typeof rhs?lhs<rhs:lhs["$<"](rhs)}(r,0))?1:0)},$Time_$lt_eq_gt$8.$$arity=1),Opal.def(self,"$==",$Time_$eq_eq$9=function(other){var $a;return $truthy($a=$$($nesting,"Time")["$==="](other))?this.$to_f()===other.$to_f():$a},$Time_$eq_eq$9.$$arity=1),Opal.def(self,"$asctime",$Time_asctime$10=function(){return this.$strftime("%a %b %e %H:%M:%S %Y")},$Time_asctime$10.$$arity=0),Opal.alias(self,"ctime","asctime"),Opal.def(self,"$day",$Time_day$11=function(){return this.is_utc?this.getUTCDate():this.getDate()},$Time_day$11.$$arity=0),Opal.def(self,"$yday",$Time_yday$12=function(){var start_of_year;return start_of_year=$$($nesting,"Time").$new(this.$year()).$to_i(),86400,$rb_plus($rb_divide($rb_minus($$($nesting,"Time").$new(this.$year(),this.$month(),this.$day()).$to_i(),start_of_year),86400).$round(),1)},$Time_yday$12.$$arity=0),Opal.def(self,"$isdst",$Time_isdst$13=function(){var jan=new Date(this.getFullYear(),0,1),jul=new Date(this.getFullYear(),6,1);return this.getTimezoneOffset()<Math.max(jan.getTimezoneOffset(),jul.getTimezoneOffset())},$Time_isdst$13.$$arity=0),Opal.alias(self,"dst?","isdst"),Opal.def(self,"$dup",$Time_dup$14=function(){var copy=nil;return(copy=new Date(this.getTime())).$copy_instance_variables(this),copy.$initialize_dup(this),copy},$Time_dup$14.$$arity=0),Opal.def(self,"$eql?",$Time_eql$ques$15=function(other){var $a;return $truthy($a=other["$is_a?"]($$($nesting,"Time")))?this["$<=>"](other)["$zero?"]():$a},$Time_eql$ques$15.$$arity=1),Opal.def(self,"$friday?",$Time_friday$ques$16=function(){return 5==this.$wday()},$Time_friday$ques$16.$$arity=0),Opal.def(self,"$hash",$Time_hash$17=function(){return"Time:"+this.getTime()},$Time_hash$17.$$arity=0),Opal.def(self,"$hour",$Time_hour$18=function(){return this.is_utc?this.getUTCHours():this.getHours()},$Time_hour$18.$$arity=0),Opal.def(self,"$inspect",$Time_inspect$19=function(){return $truthy(this["$utc?"]())?this.$strftime("%Y-%m-%d %H:%M:%S UTC"):this.$strftime("%Y-%m-%d %H:%M:%S %z")},$Time_inspect$19.$$arity=0),Opal.alias(self,"mday","day"),Opal.def(self,"$min",$Time_min$20=function(){return this.is_utc?this.getUTCMinutes():this.getMinutes()},$Time_min$20.$$arity=0),Opal.def(self,"$mon",$Time_mon$21=function(){return(this.is_utc?this.getUTCMonth():this.getMonth())+1},$Time_mon$21.$$arity=0),Opal.def(self,"$monday?",$Time_monday$ques$22=function(){return 1==this.$wday()},$Time_monday$ques$22.$$arity=0),Opal.alias(self,"month","mon"),Opal.def(self,"$saturday?",$Time_saturday$ques$23=function(){return 6==this.$wday()},$Time_saturday$ques$23.$$arity=0),Opal.def(self,"$sec",$Time_sec$24=function(){return this.is_utc?this.getUTCSeconds():this.getSeconds()},$Time_sec$24.$$arity=0),Opal.def(self,"$succ",$Time_succ$25=function(){var result=new Date(this.getTime()+1e3);return result.is_utc=this.is_utc,result},$Time_succ$25.$$arity=0),Opal.def(self,"$usec",$Time_usec$26=function(){return 1e3*this.getMilliseconds()},$Time_usec$26.$$arity=0),Opal.def(self,"$zone",$Time_zone$27=function(){var result,string=this.toString();return"GMT"==(result=-1==string.indexOf("(")?string.match(/[A-Z]{3,4}/)[0]:string.match(/\((.+)\)(?:\s|$)/)[1])&&/(GMT\W*\d{4})/.test(string)?RegExp.$1:result},$Time_zone$27.$$arity=0),Opal.def(self,"$getgm",$Time_getgm$28=function(){var result=new Date(this.getTime());return result.is_utc=!0,result},$Time_getgm$28.$$arity=0),Opal.alias(self,"getutc","getgm"),Opal.def(self,"$gmtime",$Time_gmtime$29=function(){return this.is_utc=!0,this},$Time_gmtime$29.$$arity=0),Opal.alias(self,"utc","gmtime"),Opal.def(self,"$gmt?",$Time_gmt$ques$30=function(){return!0===this.is_utc},$Time_gmt$ques$30.$$arity=0),Opal.def(self,"$gmt_offset",$Time_gmt_offset$31=function(){return this.is_utc?0:60*-this.getTimezoneOffset()},$Time_gmt_offset$31.$$arity=0),Opal.def(self,"$strftime",$Time_strftime$32=function(format){var self=this;return format.replace(/%([\-_#^0]*:{0,2})(\d+)?([EO]*)(.)/g,function(full,flags,width,_,conv){var result="",zero=-1!==flags.indexOf("0"),pad=-1===flags.indexOf("-"),blank=-1!==flags.indexOf("_"),upcase=-1!==flags.indexOf("^"),invert=-1!==flags.indexOf("#"),colons=(flags.match(":")||[]).length;switch(width=parseInt(width,10),zero&&blank&&(flags.indexOf("0")<flags.indexOf("_")?zero=!1:blank=!1),conv){case"Y":result+=self.$year();break;case"C":zero=!blank,result+=Math.round(self.$year()/100);break;case"y":zero=!blank,result+=self.$year()%100;break;case"m":zero=!blank,result+=self.$mon();break;case"B":result+=long_months[self.$mon()-1];break;case"b":case"h":blank=!zero,result+=short_months[self.$mon()-1];break;case"d":zero=!blank,result+=self.$day();break;case"e":blank=!zero,result+=self.$day();break;case"j":result+=self.$yday();break;case"H":zero=!blank,result+=self.$hour();break;case"k":blank=!zero,result+=self.$hour();break;case"I":zero=!blank,result+=self.$hour()%12||12;break;case"l":blank=!zero,result+=self.$hour()%12||12;break;case"P":result+=12<=self.$hour()?"pm":"am";break;case"p":result+=12<=self.$hour()?"PM":"AM";break;case"M":zero=!blank,result+=self.$min();break;case"S":zero=!blank,result+=self.$sec();break;case"L":zero=!blank,width=isNaN(width)?3:width,result+=self.getMilliseconds();break;case"N":width=isNaN(width)?9:width,result=(result+=self.getMilliseconds().toString().$rjust(3,"0")).$ljust(width,"0");break;case"z":var offset=self.getTimezoneOffset(),hours=Math.floor(Math.abs(offset)/60),minutes=Math.abs(offset)%60;result+=offset<0?"+":"-",result+=hours<10?"0":"",result+=hours,0<colons&&(result+=":"),result+=minutes<10?"0":"",result+=minutes,1<colons&&(result+=":00");break;case"Z":result+=self.$zone();break;case"A":result+=days_of_week[self.$wday()];break;case"a":result+=short_days[self.$wday()];break;case"u":result+=self.$wday()+1;break;case"w":result+=self.$wday();break;case"V":result+=self.$cweek_cyear()["$[]"](0).$to_s().$rjust(2,"0");break;case"G":result+=self.$cweek_cyear()["$[]"](1);break;case"g":result+=self.$cweek_cyear()["$[]"](1)["$[]"]($range(-2,-1,!1));break;case"s":result+=self.$to_i();break;case"n":result+="\n";break;case"t":result+="\t";break;case"%":result+="%";break;case"c":result+=self.$strftime("%a %b %e %T %Y");break;case"D":case"x":result+=self.$strftime("%m/%d/%y");break;case"F":result+=self.$strftime("%Y-%m-%d");break;case"v":result+=self.$strftime("%e-%^b-%4Y");break;case"r":result+=self.$strftime("%I:%M:%S %p");break;case"R":result+=self.$strftime("%H:%M");break;case"T":case"X":result+=self.$strftime("%H:%M:%S");break;default:return full}return upcase&&(result=result.toUpperCase()),invert&&(result=result.replace(/[A-Z]/,function(c){c.toLowerCase()}).replace(/[a-z]/,function(c){c.toUpperCase()})),pad&&(zero||blank)&&(result=result.$rjust(isNaN(width)?2:width,blank?" ":"0")),result})},$Time_strftime$32.$$arity=1),Opal.def(self,"$sunday?",$Time_sunday$ques$33=function(){return 0==this.$wday()},$Time_sunday$ques$33.$$arity=0),Opal.def(self,"$thursday?",$Time_thursday$ques$34=function(){return 4==this.$wday()},$Time_thursday$ques$34.$$arity=0),Opal.def(self,"$to_a",$Time_to_a$35=function(){return[this.$sec(),this.$min(),this.$hour(),this.$day(),this.$month(),this.$year(),this.$wday(),this.$yday(),this.$isdst(),this.$zone()]},$Time_to_a$35.$$arity=0),Opal.def(self,"$to_f",$Time_to_f$36=function(){return this.getTime()/1e3},$Time_to_f$36.$$arity=0),Opal.def(self,"$to_i",$Time_to_i$37=function(){return parseInt(this.getTime()/1e3,10)},$Time_to_i$37.$$arity=0),Opal.alias(self,"to_s","inspect"),Opal.def(self,"$tuesday?",$Time_tuesday$ques$38=function(){return 2==this.$wday()},$Time_tuesday$ques$38.$$arity=0),Opal.alias(self,"tv_sec","to_i"),Opal.alias(self,"tv_usec","usec"),Opal.alias(self,"utc?","gmt?"),Opal.alias(self,"gmtoff","gmt_offset"),Opal.alias(self,"utc_offset","gmt_offset"),Opal.def(self,"$wday",$Time_wday$39=function(){return this.is_utc?this.getUTCDay():this.getDay()},$Time_wday$39.$$arity=0),Opal.def(self,"$wednesday?",$Time_wednesday$ques$40=function(){return 3==this.$wday()},$Time_wednesday$ques$40.$$arity=0),Opal.def(self,"$year",$Time_year$41=function(){return this.is_utc?this.getUTCFullYear():this.getFullYear()},$Time_year$41.$$arity=0),Opal.def(self,"$cweek_cyear",$Time_cweek_cyear$42=function(){var $a,jan01_wday=nil,year=nil,offset=nil,week=nil,dec31_wday=nil;return jan01_wday=$$($nesting,"Time").$new(this.$year(),1,1).$wday(),0,year=this.$year(),$truthy($truthy($a=$rb_le(jan01_wday,4))?jan01_wday["$!="](0):$a)?offset=$rb_minus(jan01_wday,1):(offset=$rb_minus($rb_minus(jan01_wday,7),1))["$=="](-8)&&(offset=-1),week=$rb_divide($rb_plus(this.$yday(),offset),7).$ceil(),$truthy($rb_le(week,0))?$$($nesting,"Time").$new($rb_minus(this.$year(),1),12,31).$cweek_cyear():(week["$=="](53)&&(dec31_wday=$$($nesting,"Time").$new(this.$year(),12,31).$wday(),$truthy($truthy($a=$rb_le(dec31_wday,3))?dec31_wday["$!="](0):$a)&&(year=$rb_plus(year,week=1))),[week,year])},$Time_cweek_cyear$42.$$arity=0),nil&&"cweek_cyear"}($nesting[0],Date,$nesting)},Opal.modules["corelib/struct"]=function(Opal){function $rb_gt(lhs,rhs){return"number"==typeof lhs&&"number"==typeof rhs?rhs<lhs:lhs["$>"](rhs)}function $rb_minus(lhs,rhs){return"number"==typeof lhs&&"number"==typeof rhs?lhs-rhs:lhs["$-"](rhs)}function $rb_lt(lhs,rhs){return"number"==typeof lhs&&"number"==typeof rhs?lhs<rhs:lhs["$<"](rhs)}function $rb_ge(lhs,rhs){return"number"==typeof lhs&&"number"==typeof rhs?rhs<=lhs:lhs["$>="](rhs)}function $rb_plus(lhs,rhs){return"number"==typeof lhs&&"number"==typeof rhs?lhs+rhs:lhs["$+"](rhs)}var self=Opal.top,$nesting=[],nil=Opal.nil,$$=(Opal.const_get_qualified,Opal.const_get_relative),$klass=(Opal.breaker,Opal.slice,Opal.klass),$hash2=Opal.hash2,$truthy=Opal.truthy,$send=Opal.send;return 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i=0,ii=parts.length;i<ii;i++)(part=parts[i])===nil||""===part&&(0===new_parts.length||abs)||"."===part&&(0===new_parts.length||abs)||(".."===part?new_parts.pop():new_parts.push(part));return abs||"."===parts[0]||new_parts.$unshift("."),new_path=new_parts.$join(sep),$truthy(abs)&&(new_path=$rb_plus(leading_sep,new_path)),new_path},$absolute_path$1.$$arity=-2),Opal.def(self,"$expand_path",$expand_path$2=function(path,basedir){var sep,sep_chars,home=nil,leading_sep=nil,home_path_regexp=nil;return null==basedir&&(basedir=nil),sep=$$($nesting,"SEPARATOR"),sep_chars=$sep_chars(),$truthy("~"===path[0]||basedir&&"~"===basedir[0])&&(home=$$($nesting,"Dir").$home(),$truthy(home)||this.$raise($$($nesting,"ArgumentError"),"couldn't find HOME environment -- expanding `~'"),leading_sep=windows_root_rx.test(home)?"":home.$sub(new RegExp("^(["+sep_chars+"]+).*$"),"\\1"),$truthy(home["$start_with?"](leading_sep))||this.$raise($$($nesting,"ArgumentError"),"non-absolute 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null!=Opal.modules[path]},$exist$ques$6.$$arity=1),Opal.alias(self,"exists?","exist?"),Opal.def(self,"$directory?",$directory$ques$7=function(path){var $$8,files=nil;for(var key in files=[],Opal.modules)files.push(key);return path=path.$gsub(new RegExp("(^."+$$($nesting,"SEPARATOR")+"+|"+$$($nesting,"SEPARATOR")+"+$)")),$send(files,"find",[],(($$8=function(f){$$8.$$s;return null==f&&(f=nil),f["$=~"](new RegExp("^"+path))}).$$s=this,$$8.$$arity=1,$$8))},$directory$ques$7.$$arity=1),Opal.def(self,"$join",$join$9=function($a){var $post_args,paths,$$10,$$11,result=nil;return $post_args=Opal.slice.call(arguments,0,arguments.length),$truthy((paths=$post_args)["$empty?"]())?"":(result="",paths=$send(paths.$flatten().$each_with_index(),"map",[],(($$10=function(item,index){$$10.$$s;return 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$Process___register_clock__$1,$Process_pid$2,$Process_times$3,$Process_clock_gettime$4,self=$klass($base,null,"Process"),$nesting=[self].concat($parent_nesting),monotonic=nil;if(self.__clocks__=[],Opal.defs(self,"$__register_clock__",$Process___register_clock__$1=function(name,func){return null==this.__clocks__&&(this.__clocks__=nil),this.$const_set(name,this.__clocks__.$size()),this.__clocks__["$<<"](func)},$Process___register_clock__$1.$$arity=2),self.$__register_clock__("CLOCK_REALTIME",function(){return Date.now()}),monotonic=!1,Opal.global.performance)monotonic=function(){return performance.now()};else if(Opal.global.process&&process.hrtime){var hrtime_base=process.hrtime();monotonic=function(){var hrtime=process.hrtime(hrtime_base),us=hrtime[1]/1e3|0;return 1e3*hrtime[0]+us/1e3}}$truthy(monotonic)&&self.$__register_clock__("CLOCK_MONOTONIC",monotonic),Opal.defs(self,"$pid",$Process_pid$2=function(){return 0},$Process_pid$2.$$arity=0),Opal.defs(self,"$times",$Process_times$3=function(){var t;return t=$$($nesting,"Time").$now().$to_f(),$$$($$($nesting,"Benchmark"),"Tms").$new(t,t,t,t,t)},$Process_times$3.$$arity=0),Opal.defs(self,"$clock_gettime",$Process_clock_gettime$4=function(clock_id,unit){var clock=nil;null==this.__clocks__&&(this.__clocks__=nil),null==unit&&(unit="float_second"),$truthy(clock=this.__clocks__["$[]"](clock_id))||this.$raise($$$($$($nesting,"Errno"),"EINVAL"),"clock_gettime("+clock_id+") "+this.__clocks__["$[]"](clock_id));var ms=clock();switch(unit){case"float_second":return ms/1e3;case"float_millisecond":return ms/1;case"float_microsecond":return 1e3*ms;case"second":return ms/1e3|0;case"millisecond":return ms/1|0;case"microsecond":return 1e3*ms|0;case"nanosecond":return 1e6*ms|0;default:this.$raise($$($nesting,"ArgumentError"),"unexpected unit: "+unit)}},$Process_clock_gettime$4.$$arity=-2)}($nesting[0],0,$nesting),function($base,$super,$parent_nesting){var $Signal_trap$5,self=$klass($base,null,"Signal");[self].concat($parent_nesting);Opal.defs(self,"$trap",$Signal_trap$5=function($a){return Opal.slice.call(arguments,0,arguments.length),nil},$Signal_trap$5.$$arity=-1)}($nesting[0],0,$nesting),function($base,$super,$parent_nesting){var $GC_start$6,self=$klass($base,null,"GC");[self].concat($parent_nesting);return Opal.defs(self,"$start",$GC_start$6=function(){return nil},$GC_start$6.$$arity=0),nil&&"start"}($nesting[0],0,$nesting)},Opal.modules["corelib/random"]=function(Opal){Opal.top;var $nesting=[],nil=Opal.nil,$$=(Opal.const_get_qualified,Opal.const_get_relative),$klass=(Opal.breaker,Opal.slice,Opal.klass),$truthy=Opal.truthy,$send=Opal.send;return Opal.add_stubs(["$attr_reader","$new_seed","$coerce_to!","$reseed","$rand","$seed","$<","$raise","$encode","$join","$new","$chr","$===","$==","$state","$const_defined?","$const_set"]),function($base,$super,$parent_nesting){var $Random_initialize$1,$Random_reseed$2,$Random_new_seed$3,$Random_rand$4,$Random_srand$5,$Random_urandom$6,$Random_$eq_eq$8,$Random_bytes$9,$Random_rand$11,$Random_generator$eq$12,self=$klass($base,null,"Random"),$nesting=[self].concat($parent_nesting);return self.$attr_reader("seed","state"),Opal.def(self,"$initialize",$Random_initialize$1=function(seed){return null==seed&&(seed=$$($nesting,"Random").$new_seed()),seed=$$($nesting,"Opal")["$coerce_to!"](seed,$$($nesting,"Integer"),"to_int"),this.state=seed,this.$reseed(seed)},$Random_initialize$1.$$arity=-1),Opal.def(self,"$reseed",$Random_reseed$2=function(seed){return this.seed=seed,this.$rng=Opal.$$rand.reseed(seed)},$Random_reseed$2.$$arity=1),Opal.defs(self,"$new_seed",$Random_new_seed$3=function(){return Opal.$$rand.new_seed()},$Random_new_seed$3.$$arity=0),Opal.defs(self,"$rand",$Random_rand$4=function(limit){return $$($nesting,"DEFAULT").$rand(limit)},$Random_rand$4.$$arity=-1),Opal.defs(self,"$srand",$Random_srand$5=function(n){var previous_seed;return null==n&&(n=$$($nesting,"Random").$new_seed()),n=$$($nesting,"Opal")["$coerce_to!"](n,$$($nesting,"Integer"),"to_int"),previous_seed=$$($nesting,"DEFAULT").$seed(),$$($nesting,"DEFAULT").$reseed(n),previous_seed},$Random_srand$5.$$arity=-1),Opal.defs(self,"$urandom",$Random_urandom$6=function(size){var $$7,lhs,rhs;return size=$$($nesting,"Opal")["$coerce_to!"](size,$$($nesting,"Integer"),"to_int"),$truthy((rhs=0,"number"==typeof(lhs=size)&&"number"==typeof rhs?lhs<rhs:lhs["$<"](rhs)))&&this.$raise($$($nesting,"ArgumentError"),"negative string size (or size too 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null==limit?randomFloat():limit.$$is_range?function(){var min=limit.begin,max=limit.end;if(min===nil||max===nil)return nil;var length=max-min;return length<0?nil:0===length?min:(max%1!=0||min%1!=0||limit.excl||length++,self.$rand(length)+min)}():limit.$$is_number?(limit<=0&&self.$raise($$($nesting,"ArgumentError"),"invalid argument - "+limit),limit%1==0?randomInt():randomFloat()*limit):((limit=$$($nesting,"Opal")["$coerce_to!"](limit,$$($nesting,"Integer"),"to_int"))<=0&&self.$raise($$($nesting,"ArgumentError"),"invalid argument - "+limit),randomInt())},$Random_rand$11.$$arity=-1),Opal.defs(self,"$generator=",$Random_generator$eq$12=function(generator){return Opal.$$rand=generator,$truthy(this["$const_defined?"]("DEFAULT"))?$$($nesting,"DEFAULT").$reseed():this.$const_set("DEFAULT",this.$new(this.$new_seed()))},$Random_generator$eq$12.$$arity=1),nil&&"generator="}($nesting[0],0,$nesting)};var MersenneTwister=function(){var N=624,M=397,TWIST=function(u,v){return function(u,v){return 2147483648&u|2147483647&v}(u,v)>>>1^(1&v?2567483615:0)};function genrand_int32(mt){var y;return--mt.left<=0&&function(mt){var j,p=0,_p=mt.state;for(mt.left=N,mt.next=0,j=N-M+1;--j;p++)_p[p]=_p[p+M]^TWIST(_p[p+0],_p[p+1]);for(j=M;--j;p++)_p[p]=_p[p+(M-N)]^TWIST(_p[p+0],_p[p+1]);_p[p]=_p[p+(M-N)]^TWIST(_p[p+0],_p[0])}(mt),y=mt.state[mt.next++],y^=y>>>11,y^=y<<7&2636928640,y^=y<<15&4022730752,(y^=y>>>18)>>>0}return{genrand_real:function(mt){return function(a,b){return(67108864*(a>>>=5)+(b>>>=6))*(1/9007199254740992)}(genrand_int32(mt),genrand_int32(mt))},init:function(s){var mt={left:0,next:N,state:new Array(N)};return function(mt,s){var j;for(mt.state[0]=s>>>0,j=1;j<N;j++)mt.state[j]=1812433253*(mt.state[j-1]^mt.state[j-1]>>30>>>0)+j,mt.state[j]&=4294967295;mt.left=1,mt.next=N}(mt,s),mt}}}();Opal.loaded(["corelib/random/MersenneTwister.js"]),Opal.modules["corelib/random/mersenne_twister"]=function(Opal){var self=Opal.top,$nesting=[],$$=(Opal.nil,Opal.const_get_qualified,Opal.const_get_relative),$klass=(Opal.breaker,Opal.slice,Opal.klass),$send=Opal.send;return Opal.add_stubs(["$require","$generator=","$-"]),self.$require("corelib/random/MersenneTwister"),function($base,$super,$parent_nesting){var $writer,lhs,rhs,self=$klass($base,null,"Random"),$nesting=[self].concat($parent_nesting),MAX_INT=Number.MAX_SAFE_INTEGER||Math.pow(2,53)-1;return Opal.const_set($nesting[0],"MERSENNE_TWISTER_GENERATOR",{new_seed:function(){return Math.round(Math.random()*MAX_INT)},reseed:function(seed){return MersenneTwister.init(seed)},rand:function(mt){return MersenneTwister.genrand_real(mt)}}),$writer=[$$($nesting,"MERSENNE_TWISTER_GENERATOR")],$send(self,"generator=",Opal.to_a($writer)),$writer[(lhs=$writer.length,rhs=1,"number"==typeof lhs&&"number"==typeof rhs?lhs-rhs:lhs["$-"](rhs))]}($nesting[0],0,$nesting)},Opal.modules["corelib/unsupported"]=function(Opal){var $public$35,$private$36,self=Opal.top,$nesting=[],nil=Opal.nil,$$=(Opal.const_get_qualified,Opal.const_get_relative),$klass=(Opal.breaker,Opal.slice,Opal.klass),$module=Opal.module;Opal.add_stubs(["$raise","$warn","$%"]);var warnings={};function handle_unsupported_feature(message){switch(Opal.config.unsupported_features_severity){case"error":$$($nesting,"Kernel").$raise($$($nesting,"NotImplementedError"),message);break;case"warning":!function(string){if(warnings[string])return;warnings[string]=!0,self.$warn(string)}(message)}}return function($base,$super,$parent_nesting){var $String_$lt$lt$1,$String_capitalize$excl$2,$String_chomp$excl$3,$String_chop$excl$4,$String_downcase$excl$5,$String_gsub$excl$6,$String_lstrip$excl$7,$String_next$excl$8,$String_reverse$excl$9,$String_slice$excl$10,$String_squeeze$excl$11,$String_strip$excl$12,$String_sub$excl$13,$String_succ$excl$14,$String_swapcase$excl$15,$String_tr$excl$16,$String_tr_s$excl$17,$String_upcase$excl$18,$String_prepend$19,$String_$$$eq$20,$String_clear$21,$String_encode$excl$22,$String_unicode_normalize$excl$23,self=$klass($base,null,"String"),$nesting=[self].concat($parent_nesting),ERROR="String#%s not supported. Mutable String methods are not supported in Opal.";Opal.def(self,"$<<",$String_$lt$lt$1=function($a){return Opal.slice.call(arguments,0,arguments.length),this.$raise($$($nesting,"NotImplementedError"),ERROR["$%"]("<<"))},$String_$lt$lt$1.$$arity=-1),Opal.def(self,"$capitalize!",$String_capitalize$excl$2=function($a){return Opal.slice.call(arguments,0,arguments.length),this.$raise($$($nesting,"NotImplementedError"),ERROR["$%"]("capitalize!"))},$String_capitalize$excl$2.$$arity=-1),Opal.def(self,"$chomp!",$String_chomp$excl$3=function($a){return Opal.slice.call(arguments,0,arguments.length),this.$raise($$($nesting,"NotImplementedError"),ERROR["$%"]("chomp!"))},$String_chomp$excl$3.$$arity=-1),Opal.def(self,"$chop!",$String_chop$excl$4=function($a){return Opal.slice.call(arguments,0,arguments.length),this.$raise($$($nesting,"NotImplementedError"),ERROR["$%"]("chop!"))},$String_chop$excl$4.$$arity=-1),Opal.def(self,"$downcase!",$String_downcase$excl$5=function($a){return Opal.slice.call(arguments,0,arguments.length),this.$raise($$($nesting,"NotImplementedError"),ERROR["$%"]("downcase!"))},$String_downcase$excl$5.$$arity=-1),Opal.def(self,"$gsub!",$String_gsub$excl$6=function($a){return Opal.slice.call(arguments,0,arguments.length),this.$raise($$($nesting,"NotImplementedError"),ERROR["$%"]("gsub!"))},$String_gsub$excl$6.$$arity=-1),Opal.def(self,"$lstrip!",$String_lstrip$excl$7=function($a){return Opal.slice.call(arguments,0,arguments.length),this.$raise($$($nesting,"NotImplementedError"),ERROR["$%"]("lstrip!"))},$String_lstrip$excl$7.$$arity=-1),Opal.def(self,"$next!",$String_next$excl$8=function($a){return Opal.slice.call(arguments,0,arguments.length),this.$raise($$($nesting,"NotImplementedError"),ERROR["$%"]("next!"))},$String_next$excl$8.$$arity=-1),Opal.def(self,"$reverse!",$String_reverse$excl$9=function($a){return Opal.slice.call(arguments,0,arguments.length),this.$raise($$($nesting,"NotImplementedError"),ERROR["$%"]("reverse!"))},$String_reverse$excl$9.$$arity=-1),Opal.def(self,"$slice!",$String_slice$excl$10=function($a){return Opal.slice.call(arguments,0,arguments.length),this.$raise($$($nesting,"NotImplementedError"),ERROR["$%"]("slice!"))},$String_slice$excl$10.$$arity=-1),Opal.def(self,"$squeeze!",$String_squeeze$excl$11=function($a){return Opal.slice.call(arguments,0,arguments.length),this.$raise($$($nesting,"NotImplementedError"),ERROR["$%"]("squeeze!"))},$String_squeeze$excl$11.$$arity=-1),Opal.def(self,"$strip!",$String_strip$excl$12=function($a){return Opal.slice.call(arguments,0,arguments.length),this.$raise($$($nesting,"NotImplementedError"),ERROR["$%"]("strip!"))},$String_strip$excl$12.$$arity=-1),Opal.def(self,"$sub!",$String_sub$excl$13=function($a){return 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