From dd136858f1ea40ad3c94191d647487fa4f31926c Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Fri, 18 Oct 2024 20:33:49 +0200 Subject: Adding upstream version 9.0.0. Signed-off-by: Daniel Baumann --- modules/util/timer.go | 36 ++++++++++++++++++++++++++++++++++++ 1 file changed, 36 insertions(+) create mode 100644 modules/util/timer.go (limited to 'modules/util/timer.go') diff --git a/modules/util/timer.go b/modules/util/timer.go new file mode 100644 index 0000000..f9a7950 --- /dev/null +++ b/modules/util/timer.go @@ -0,0 +1,36 @@ +// Copyright 2020 The Gitea Authors. All rights reserved. +// SPDX-License-Identifier: MIT + +package util + +import ( + "sync" + "time" +) + +func Debounce(d time.Duration) func(f func()) { + type debouncer struct { + mu sync.Mutex + t *time.Timer + } + db := &debouncer{} + + return func(f func()) { + db.mu.Lock() + defer db.mu.Unlock() + + if db.t != nil { + db.t.Stop() + } + var trigger *time.Timer + trigger = time.AfterFunc(d, func() { + db.mu.Lock() + defer db.mu.Unlock() + if trigger == db.t { + f() + db.t = nil + } + }) + db.t = trigger + } +} -- cgit v1.2.3