From 913489deb2ee9dbf44455de5f407ddaf4bd8c540 Mon Sep 17 00:00:00 2001 From: "Rafael H. Schloming" Date: Tue, 19 Sep 2006 22:06:50 +0000 Subject: Import of qpid from etp: URL: https://etp.108.redhat.com/svn/etp/trunk/blaze Repository Root: https://etp.108.redhat.com/svn/etp Repository UUID: 06e15bec-b515-0410-bef0-cc27a458cf48 Revision: 608 git-svn-id: https://svn.apache.org/repos/asf/incubator/qpid/trunk/qpid@447994 13f79535-47bb-0310-9956-ffa450edef68 --- ruby/fields.rb | 46 ++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 46 insertions(+) create mode 100644 ruby/fields.rb (limited to 'ruby/fields.rb') diff --git a/ruby/fields.rb b/ruby/fields.rb new file mode 100644 index 0000000000..c46ba645ee --- /dev/null +++ b/ruby/fields.rb @@ -0,0 +1,46 @@ +# +# Copyright (c) 2006 The Apache Software Foundation +# +# Licensed under the Apache License, Version 2.0 (the "License"); +# you may not use this file except in compliance with the License. +# You may obtain a copy of the License at +# +# http://www.apache.org/licenses/LICENSE-2.0 +# +# Unless required by applicable law or agreed to in writing, software +# distributed under the License is distributed on an "AS IS" BASIS, +# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. +# See the License for the specific language governing permissions and +# limitations under the License. +# + +class Class + def fields(*fields) + module_eval { + def initialize(*args, &block) + args = init_fields(*args) + + if respond_to? :init + init(*args) {|*a| yield(*a)} + elsif args.any? + raise ArgumentException.new("extra arguments: #{args}") + end + end + } + + vars = fields.map {|f| :"@#{f.to_s().chomp("?")}"} + + define_method(:init_fields) {|*args| + vars.each {|v| + instance_variable_set(v, args.shift()) + } + args + } + + vars.each_index {|i| + define_method(fields[i]) { + instance_variable_get(vars[i]) + } + } + end +end -- cgit v1.2.1