LendAndRegret/node_modules/es-toolkit/dist/compat/object/hasIn.js
2026-05-02 17:27:43 +08:00

42 lines
1.2 KiB
JavaScript

'use strict';
Object.defineProperty(exports, Symbol.toStringTag, { value: 'Module' });
const isDeepKey = require('../_internal/isDeepKey.js');
const isIndex = require('../_internal/isIndex.js');
const isArguments = require('../predicate/isArguments.js');
const toPath = require('../util/toPath.js');
function hasIn(object, path) {
if (object == null) {
return false;
}
let resolvedPath;
if (Array.isArray(path)) {
resolvedPath = path;
}
else if (typeof path === 'string' && isDeepKey.isDeepKey(path) && object[path] == null) {
resolvedPath = toPath.toPath(path);
}
else {
resolvedPath = [path];
}
if (resolvedPath.length === 0) {
return false;
}
let current = object;
for (let i = 0; i < resolvedPath.length; i++) {
const key = resolvedPath[i];
if (current == null || !(key in Object(current))) {
const isSparseIndex = (Array.isArray(current) || isArguments.isArguments(current)) && isIndex.isIndex(key) && key < current.length;
if (!isSparseIndex) {
return false;
}
}
current = current[key];
}
return true;
}
exports.hasIn = hasIn;