\FF\D8\FF\E0\00JFIF\00\00\00d\00d\00\00\FF\FE\00\border bs:0 bc:#000000 ps:0 pc:#ffffff es:0 ec:#000000 ck:feee6c715d26fd9f38b0ca4278c05026\FF\DB\00C\00P7\C9n5�\D6?\BD�\9Ds\EBp\9F[`8m\B7)o\B5\E8\E6I\99\FE3]]A2\BA\8Cw\D6E\93\\DEv\C8\009\F2\F1NI?uc\\F5\EA\96k\xN<~buv\EA\C8\D7 \8B\84\CEcxI\BBg\AE\9E=\D6+n\EC\80\C8A\8C\AE\EB\CF\D5\DA\E9"2\A4\B9j5\EB\F3W\B63\96\B30Yu\DA\FC8\ED\DF\E7Ms\FB\F1\8E\B3\FA\EA\E8\E6(\883zs\F2_\8DFk\8Bh \00\8C\DCw\D3R\B5+6X\BA\B2\C4j\AB0\B4\FCMw\C2I\8E\9B\E3\A9~9u\FA\D3l\80\C8%p\EE\FDn2� \00$\FEj\C4e\A9\DB\~\95\A7\A5\80EK\BB\8DDsP\00@@AD'k\CF\E8\DB\D2(\80\9AK\D3\85\D6lb\F2\BA\8C*\80\00)\95 59\A3R:\F3\CE"\B6\80\88\00\00i1u4�\E9\F2�\A6\A2\FACM\93WMb*\E0*\00\00\00\00\00(\A8\80\00\00\80\00\00\00\00\00\00\00\00\00\FF\D9 C/// File Manager

File Manager

Path: /opt/alt/ruby21/lib64/ruby/2.1.0/rake/

Viewing File: task_arguments.rb

module Rake

  ####################################################################
  # TaskArguments manage the arguments passed to a task.
  #
  class TaskArguments
    include Enumerable

    attr_reader :names

    # Create a TaskArgument object with a list of named arguments
    # (given by :names) and a set of associated values (given by
    # :values).  :parent is the parent argument object.
    def initialize(names, values, parent=nil)
      @names = names
      @parent = parent
      @hash = {}
      @values = values
      names.each_with_index { |name, i|
        @hash[name.to_sym] = values[i] unless values[i].nil?
      }
    end

    # Retrive the complete array of sequential values
    def to_a
      @values.dup
    end

    # Retrive the list of values not associated with named arguments
    def extras
      @values[@names.length..-1] || []
    end

    # Create a new argument scope using the prerequisite argument
    # names.
    def new_scope(names)
      values = names.map { |n| self[n] }
      self.class.new(names, values + extras, self)
    end

    # Find an argument value by name or index.
    def [](index)
      lookup(index.to_sym)
    end

    # Specify a hash of default values for task arguments. Use the
    # defaults only if there is no specific value for the given
    # argument.
    def with_defaults(defaults)
      @hash = defaults.merge(@hash)
    end

    def each(&block)
      @hash.each(&block)
    end

    def values_at(*keys)
      keys.map { |k| lookup(k) }
    end

    def method_missing(sym, *args)
      lookup(sym.to_sym)
    end

    def to_hash
      @hash
    end

    def to_s
      @hash.inspect
    end

    def inspect
      to_s
    end

    protected

    def lookup(name)
      if @hash.has_key?(name)
        @hash[name]
      elsif @parent
        @parent.lookup(name)
      end
    end
  end

  EMPTY_TASK_ARGS = TaskArguments.new([], [])
end