Sha256: aad5ab77703bfa13d40ec31138731a22efd290039914e5dcc9089e9976307289
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Contents
# from merb/core_ext/get_args.rb
begin
require 'ruby2ruby'
class ParseTreeArray < Array
def self.translate(*args)
self.new(ParseTree.translate(*args))
end
def deep_array_node(type = nil)
each do |node|
return ParseTreeArray.new(node) if node.is_a?(Array) && (!type || node[0] == type)
next unless node.is_a?(Array)
return ParseTreeArray.new(node).deep_array_node(type)
end
nil
end
def arg_nodes
self[1..-1].inject([]) do |sum,item|
sum << [item] unless item.is_a?(Array)
sum
end
end
def get_args
arg_node = deep_array_node(:args)
return nil unless arg_node
args = arg_node.arg_nodes
default_node = arg_node.deep_array_node(:block)
return args unless default_node
lasgns = default_node[1..-1]
lasgns.each do |asgn|
args.assoc(asgn[1]) << eval(RubyToRuby.new.process(asgn[2]))
end
args
end
end
module GetArgs
def get_args
klass, meth = self.to_s.split(/ /).to_a[1][0..-2].split("#")
klass = $` if klass =~ /\(/
ParseTreeArray.translate(Object.const_get(klass), meth).get_args
end
end
class UnboundMethod
include GetArgs
end
class Method
include GetArgs
end
rescue LoadError
end
Version data entries
6 entries across 6 versions & 2 rubygems