79 lines
2.2 KiB
JavaScript
79 lines
2.2 KiB
JavaScript
import { isUnsafeProperty } from '../../_internal/isUnsafeProperty.mjs';
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import { isDeepKey } from '../_internal/isDeepKey.mjs';
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import { toKey } from '../_internal/toKey.mjs';
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import { toPath } from '../util/toPath.mjs';
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function get(object, path, defaultValue) {
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if (object == null) {
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return defaultValue;
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}
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switch (typeof path) {
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case 'string': {
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if (isUnsafeProperty(path)) {
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return defaultValue;
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}
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const result = object[path];
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if (result === undefined) {
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if (isDeepKey(path)) {
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return get(object, toPath(path), defaultValue);
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}
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else {
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return defaultValue;
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}
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}
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return result;
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}
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case 'number':
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case 'symbol': {
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if (typeof path === 'number') {
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path = toKey(path);
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}
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const result = object[path];
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if (result === undefined) {
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return defaultValue;
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}
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return result;
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}
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default: {
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if (Array.isArray(path)) {
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return getWithPath(object, path, defaultValue);
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}
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if (Object.is(path?.valueOf(), -0)) {
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path = '-0';
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}
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else {
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path = String(path);
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}
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if (isUnsafeProperty(path)) {
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return defaultValue;
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}
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const result = object[path];
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if (result === undefined) {
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return defaultValue;
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}
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return result;
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}
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}
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}
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function getWithPath(object, path, defaultValue) {
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if (path.length === 0) {
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return defaultValue;
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}
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let current = object;
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for (let index = 0; index < path.length; index++) {
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if (current == null) {
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return defaultValue;
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}
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if (isUnsafeProperty(path[index])) {
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return defaultValue;
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}
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current = current[path[index]];
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}
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if (current === undefined) {
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return defaultValue;
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}
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return current;
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}
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export { get };
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