Class: Pure::Parser::RubyParser::Processor

Inherits:
SexpProcessor
  • Object
show all
Includes:
DupSexp
Defined in:
lib/pure/parser/impl/ruby_parser.rb

Instance Method Summary collapse

Methods included from DupSexp

dup_sexp

Constructor Details

#initialize(file) ⇒ Processor

Returns a new instance of Processor.



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# File 'lib/pure/parser/impl/ruby_parser.rb', line 36

def initialize(file)
  super()
  @file = file
  @defs = Hash.new
end

Instance Method Details

#process(sexp) ⇒ Object 



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# File 'lib/pure/parser/impl/ruby_parser.rb', line 47

def process(sexp)
  if sexp[0] == :defn
    name = sexp[1]
    args = dup_sexp(sexp[2][1..-1]).to_a
    args.reject! { |a| a.to_s =~ %r!\A&! }
    default = (
      args.last and args.last.is_a?(Array) and args.last[0] == :block
    )
    splat = args.any? { |arg| arg.to_s =~ %r!\A\*! }
    @defs[sexp.line] = {
      :name => name,
      :args => args,
      :code => dup_sexp(sexp),
      :splat => splat,
      :default => default,
    }
  elsif sexp[0] == :iter and
      sexp[1][0] == :call and
      sexp[1][1] == nil and
      (sexp[1][2] == :fun || sexp[1][2] == :fun_map)
    @defs[sexp[1].line] = {
      :name => :__fun,
      :code => dup_sexp(sexp)
    }
  end
  super
end

#run ⇒ Object 



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# File 'lib/pure/parser/impl/ruby_parser.rb', line 42

def run
  process(::RubyParser.new.parse(File.read(@file)))
  @defs
end