File: option_merger.rb

package info (click to toggle)
rails 2:4.1.8-1+deb8u4
  • links: PTS, VCS
  • area: main
  • in suites: jessie
  • size: 22,132 kB
  • ctags: 27,642
  • sloc: ruby: 172,886; sql: 43; yacc: 43; sh: 14; makefile: 12
file content (25 lines) | stat: -rw-r--r-- 746 bytes parent folder | download | duplicates (4)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
require 'active_support/core_ext/hash/deep_merge'

module ActiveSupport
  class OptionMerger #:nodoc:
    instance_methods.each do |method|
      undef_method(method) if method !~ /^(__|instance_eval|class|object_id)/
    end

    def initialize(context, options)
      @context, @options = context, options
    end

    private
      def method_missing(method, *arguments, &block)
        if arguments.first.is_a?(Proc)
          proc = arguments.pop
          arguments << lambda { |*args| @options.deep_merge(proc.call(*args)) }
        else
          arguments << (arguments.last.respond_to?(:to_hash) ? @options.deep_merge(arguments.pop) : @options.dup)
        end

        @context.__send__(method, *arguments, &block)
      end
  end
end