1// Copyright 2024 The Pigweed Authors 2// 3// Licensed under the Apache License, Version 2.0 (the "License"); you may not 4// use this file except in compliance with the License. You may obtain a copy of 5// the License at 6// 7// https://www.apache.org/licenses/LICENSE-2.0 8// 9// Unless required by applicable law or agreed to in writing, software 10// distributed under the License is distributed on an "AS IS" BASIS, WITHOUT 11// WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the 12// License for the specific language governing permissions and limitations under 13// the License. 14 15export function debounce<T extends unknown[]>( 16 func: (...args: T) => void, 17 wait: number, 18): (...args: T) => void { 19 let timeout: ReturnType<typeof setTimeout> | null = null; 20 return function (...args: T) { 21 const later = () => { 22 timeout = null; 23 func(...args); 24 }; 25 if (timeout !== null) { 26 clearTimeout(timeout); 27 } 28 timeout = setTimeout(later, wait); 29 }; 30} 31