module Buildr::ANTLR
Provides ANTLR
grammar generation tasks. Require explicitly using require "buildr/antlr"
.
Constants
- REQUIRES
Public Class Methods
antlr(*args)
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# File addon/buildr/antlr.rb, line 24 def antlr(*args) options = Hash === args.last ? args.pop : {} rake_check_options options, :output, :token args = args.flatten.map(&:to_s).collect { |f| File.directory?(f) ? FileList[f + "/**/*.g"] : f }.flatten args = ["-o", options[:output]] + args if options[:output] if options[:token] # antlr expects the token directory to exist when it starts mkdir_p options[:token] args = ["-lib", options[:token]] + args end Java.load #Java.org.antlr.Tool.new_with_sig("[Ljava.lang.String;", args).process Java.org.antlr.Tool.new(args.to_java(Java.java.lang.String)).process end
Public Instance Methods
antlr(*args)
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# File addon/buildr/antlr.rb, line 41 def antlr(*args) if Hash === args.last options = args.pop in_package = options[:in_package].split(".") token = options[:token].split(".") if options[:token] else in_package = []; token = nil end file(path_to(:target, :generated, :antlr)=>args.flatten) do |task| args = {:output=>File.join(task.name, in_package)} args.merge!({:token=>File.join(task.name, token)}) if token ANTLR.antlr task.prerequisites, args end end