| // Copyright 2015 The LUCI Authors. |
| // |
| // 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 pattern |
| |
| type constant bool |
| |
| func (c constant) Match(s string) bool { |
| return bool(c) |
| } |
| |
| func (c constant) String() string { |
| if c { |
| return "*" |
| } |
| return "" |
| } |
| |
| var ( |
| // Any matches anything. |
| Any Pattern |
| // None matches nothing. |
| None Pattern |
| ) |
| |
| func init() { |
| Any = constant(true) |
| None = constant(false) |
| } |