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编辑当前文件:/home/freeclou/app.optimyar.com/backend/node_modules/react-dnd/lib/utils/js_utils.js
// cheap lodash replacements export function isFunction(input) { return typeof input === 'function'; } export function noop() { // noop } function isObjectLike(input) { return typeof input === 'object' && input !== null; } export function isPlainObject(input) { if (!isObjectLike(input)) { return false; } if (Object.getPrototypeOf(input) === null) { return true; } let proto = input; while (Object.getPrototypeOf(proto) !== null) { proto = Object.getPrototypeOf(proto); } return Object.getPrototypeOf(input) === proto; }