| // Copyright 2015 The Bazel Authors. All rights reserved. |
| // |
| // 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. |
| |
| package com.google.devtools.build.lib.rules.apple; |
| |
| import com.google.devtools.common.options.Converter; |
| import com.google.devtools.common.options.OptionsParsingException; |
| |
| /** |
| * Converter for options representing {@link DottedVersion} values. |
| */ |
| public class DottedVersionConverter implements Converter<DottedVersion.Option> { |
| |
| @Override |
| public DottedVersion.Option convert(String input) throws OptionsParsingException { |
| try { |
| return DottedVersion.option(DottedVersion.fromString(input)); |
| } catch (IllegalArgumentException e) { |
| throw new OptionsParsingException(e.getMessage()); |
| } |
| } |
| |
| @Override |
| public String getTypeDescription() { |
| return "a dotted version (for example '2.3' or '3.3alpha2.4')"; |
| } |
| } |