class RubyParserStuff::RubyParser

RubyParser is a compound parser that first attempts to parse using the 1.9 syntax parser and falls back to the 1.8 syntax parser on a parse error.

Public Class Methods

for_current_ruby() click to toggle source
# File lib/ruby_parser_extras.rb, line 1488
def self.for_current_ruby
  case RUBY_VERSION
  when /^1\.8/ then
    Ruby18Parser.new
  when /^1\.9/ then
    Ruby19Parser.new
  when /^2.0/ then
    Ruby20Parser.new
  when /^2.1/ then
    Ruby21Parser.new
  when /^2.2/ then
    Ruby22Parser.new
  when /^2.3/ then
    Ruby23Parser.new
  else
    raise "unrecognized RUBY_VERSION #{RUBY_VERSION}"
  end
end
new() click to toggle source
# File lib/ruby_parser_extras.rb, line 1456
def initialize
  @p18 = Ruby18Parser.new
  @p19 = Ruby19Parser.new
  @p20 = Ruby20Parser.new
  @p21 = Ruby21Parser.new
  @p22 = Ruby22Parser.new
  @p23 = Ruby23Parser.new
end

Public Instance Methods

parse(s, f = "(string)", t = 10)
Alias for: process
process(s, f = "(string)", t = 10) click to toggle source
# File lib/ruby_parser_extras.rb, line 1465
def process s, f = "(string)", t = 10
  e = nil
  [@p23, @p22, @p21, @p20, @p19, @p18].each do |parser|
    begin
      return parser.process s, f, t
    rescue Racc::ParseError, RubyParser::SyntaxError => exc
      e = exc
    end
  end
  raise e
end
Also aliased as: parse
reset() click to toggle source
# File lib/ruby_parser_extras.rb, line 1479
def reset
  @p18.reset
  @p19.reset
  @p20.reset
  @p21.reset
  @p22.reset
  @p23.reset
end