mirror of
https://github.com/go-gitea/gitea.git
synced 2024-10-31 08:37:35 -04:00
d1353e1f7c
* update code.gitea.io/sdk/gitea v0.13.1 -> v0.13.2 * update github.com/go-swagger/go-swagger v0.25.0 -> v0.26.0 * update github.com/google/uuid v1.1.2 -> v1.2.0 * update github.com/klauspost/compress v1.11.3 -> v1.11.7 * update github.com/lib/pq 083382b7e6fc -> v1.9.0 * update github.com/markbates/goth v1.65.0 -> v1.66.1 * update github.com/mattn/go-sqlite3 v1.14.4 -> v1.14.6 * update github.com/mgechev/revive 246eac737dc7 -> v1.0.3 * update github.com/minio/minio-go/v7 v7.0.6 -> v7.0.7 * update github.com/niklasfasching/go-org v1.3.2 -> v1.4.0 * update github.com/olivere/elastic/v7 v7.0.21 -> v7.0.22 * update github.com/pquerna/otp v1.2.0 -> v1.3.0 * update github.com/xanzy/go-gitlab v0.39.0 -> v0.42.0 * update github.com/yuin/goldmark v1.2.1 -> v1.3.1
72 lines
1.6 KiB
Go
Vendored
72 lines
1.6 KiB
Go
Vendored
// Copyright 2015 go-swagger maintainers
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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package validate
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import (
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re "regexp"
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"sync"
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"sync/atomic"
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)
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// Cache for compiled regular expressions
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var (
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cacheMutex = &sync.Mutex{}
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reDict = atomic.Value{} // map[string]*re.Regexp
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)
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func compileRegexp(pattern string) (*re.Regexp, error) {
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if cache, ok := reDict.Load().(map[string]*re.Regexp); ok {
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if r := cache[pattern]; r != nil {
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return r, nil
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}
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}
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r, err := re.Compile(pattern)
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if err != nil {
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return nil, err
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}
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cacheRegexp(r)
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return r, nil
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}
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func mustCompileRegexp(pattern string) *re.Regexp {
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if cache, ok := reDict.Load().(map[string]*re.Regexp); ok {
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if r := cache[pattern]; r != nil {
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return r
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}
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}
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r := re.MustCompile(pattern)
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cacheRegexp(r)
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return r
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}
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func cacheRegexp(r *re.Regexp) {
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cacheMutex.Lock()
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defer cacheMutex.Unlock()
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if cache, ok := reDict.Load().(map[string]*re.Regexp); !ok || cache[r.String()] == nil {
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newCache := map[string]*re.Regexp{
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r.String(): r,
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}
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for k, v := range cache {
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newCache[k] = v
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}
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reDict.Store(newCache)
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}
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}
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