24 lines
609 B
TypeScript
24 lines
609 B
TypeScript
/**
|
|
* Copyright (c) 2016 The xterm.js authors. All rights reserved.
|
|
* @license MIT
|
|
*/
|
|
|
|
/*
|
|
* A simple utility for cloning values
|
|
*/
|
|
export function clone<T>(val: T, depth: number = 5): T {
|
|
if (typeof val !== 'object') {
|
|
return val;
|
|
}
|
|
|
|
// If we're cloning an array, use an array as the base, otherwise use an object
|
|
const clonedObject: any = Array.isArray(val) ? [] : {};
|
|
|
|
for (const key in val) {
|
|
// Recursively clone eack item unless we're at the maximum depth
|
|
clonedObject[key] = depth <= 1 ? val[key] : (val[key] && clone(val[key], depth - 1));
|
|
}
|
|
|
|
return clonedObject as T;
|
|
}
|