module RSpec module Core module Extensions # @private module ModuleEvalWithArgs include InstanceEvalWithArgs # @private # # Used internally to support `module_exec` in Ruby 1.8.6. def module_eval_with_args(*args, &block) # ruby > 1.8.6 return module_exec(*args, &block) if respond_to?(:module_exec) # If there are no args and the block doesn't expect any, there's no # need to fake module_exec with our hack below. # Notes: # * lambda { }.arity # => -1 # * lambda { || }.arity # => 0 # * lambda { |*a| }.arity # => -1 return module_eval(&block) if block.arity < 1 && args.size.zero? orig_singleton_methods = singleton_methods instance_eval_with_args(*args, &block) # The only difference between instance_eval and module_eval is static method defs. # * `def foo` in instance_eval defines a singleton method on the instance # * `def foo` in class/module_eval defines an instance method for the class/module # Here we deal with this difference by defining an instance method for # each new singleton method. # This has the side effect of duplicating methods (all new class methods will # become instance methods and vice versa), but I don't see a way around it... (singleton_methods - orig_singleton_methods).each { |m| define_method(m, &method(m)) } end end end end end