83 lines
2.3 KiB
JavaScript
83 lines
2.3 KiB
JavaScript
'use strict';
|
|
|
|
Object.defineProperty(exports, Symbol.toStringTag, { value: 'Module' });
|
|
|
|
const isUnsafeProperty = require('../../_internal/isUnsafeProperty.js');
|
|
const isDeepKey = require('../_internal/isDeepKey.js');
|
|
const toKey = require('../_internal/toKey.js');
|
|
const toPath = require('../util/toPath.js');
|
|
|
|
function get(object, path, defaultValue) {
|
|
if (object == null) {
|
|
return defaultValue;
|
|
}
|
|
switch (typeof path) {
|
|
case 'string': {
|
|
if (isUnsafeProperty.isUnsafeProperty(path)) {
|
|
return defaultValue;
|
|
}
|
|
const result = object[path];
|
|
if (result === undefined) {
|
|
if (isDeepKey.isDeepKey(path)) {
|
|
return get(object, toPath.toPath(path), defaultValue);
|
|
}
|
|
else {
|
|
return defaultValue;
|
|
}
|
|
}
|
|
return result;
|
|
}
|
|
case 'number':
|
|
case 'symbol': {
|
|
if (typeof path === 'number') {
|
|
path = toKey.toKey(path);
|
|
}
|
|
const result = object[path];
|
|
if (result === undefined) {
|
|
return defaultValue;
|
|
}
|
|
return result;
|
|
}
|
|
default: {
|
|
if (Array.isArray(path)) {
|
|
return getWithPath(object, path, defaultValue);
|
|
}
|
|
if (Object.is(path?.valueOf(), -0)) {
|
|
path = '-0';
|
|
}
|
|
else {
|
|
path = String(path);
|
|
}
|
|
if (isUnsafeProperty.isUnsafeProperty(path)) {
|
|
return defaultValue;
|
|
}
|
|
const result = object[path];
|
|
if (result === undefined) {
|
|
return defaultValue;
|
|
}
|
|
return result;
|
|
}
|
|
}
|
|
}
|
|
function getWithPath(object, path, defaultValue) {
|
|
if (path.length === 0) {
|
|
return defaultValue;
|
|
}
|
|
let current = object;
|
|
for (let index = 0; index < path.length; index++) {
|
|
if (current == null) {
|
|
return defaultValue;
|
|
}
|
|
if (isUnsafeProperty.isUnsafeProperty(path[index])) {
|
|
return defaultValue;
|
|
}
|
|
current = current[path[index]];
|
|
}
|
|
if (current === undefined) {
|
|
return defaultValue;
|
|
}
|
|
return current;
|
|
}
|
|
|
|
exports.get = get;
|