Module: Arguments

Defined in:
lib/arguments.rb,
lib/arguments/vm.rb,
lib/arguments/mri.rb

Defined Under Namespace

Classes: PermissiveRubyParser

Constant Summary collapse

VERSION = 
'0.6'

Class Method Summary collapse

Class Method Details

.ast_for_method(klass, method) ⇒ Object 



15
16
17
18
19
20
 
# File 'lib/arguments/vm.rb', line 15

def self.ast_for_method klass, method
  source, line = klass.instance_method(method).source_location
  str = IO.readlines( source )[ (line-1)..-1 ].join
  ast = PermissiveRubyParser.new.parse( str )
  ast.assoc( :defn ) or ast
end

.names(klass, method) ⇒ Object 



12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
 
# File 'lib/arguments.rb', line 12

def self.names klass, method
  args = ast_for_method(klass, method).assoc(:args)
  args = args[1..-1]
  
  return [] if args.empty? or args.last.is_a?(Symbol)
  vals = args.pop[1..-1]

  args.collect do |arg|
    if val = vals.find{ |v| v[1] == arg }
      [arg, Ruby2Ruby.new.process(val.last)]
    else
      [arg]
    end
  end
end