golang/pkg/ticker/ticker.go (20 lines of code) (raw):

/* * Licensed to the Apache Software Foundation (ASF) under one or more * contributor license agreements. See the NOTICE file distributed with * this work for additional information regarding copyright ownership. * The ASF licenses this file to You 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 ticker import "time" func Tick(f func(), d time.Duration, done chan struct{}) { go func() { ticker := time.NewTicker(d) defer ticker.Stop() for { select { case <-done: return case <-ticker.C: f() } } }() } func OnceAndTick(f func(), d time.Duration, done chan struct{}) { f() Tick(f, d, done) }