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Last change
on this file since 571e0df was 6a3a178, checked in by Ema <ema_spirova@…>, 3 years ago |
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| 1 | /**
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| 2 | * @license
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| 3 | * Copyright Google LLC All Rights Reserved.
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| 4 | *
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| 5 | * Use of this source code is governed by an MIT-style license that can be
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| 6 | * found in the LICENSE file at https://angular.io/license
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| 7 | */
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| 8 | export function stripPrefix(val, prefix) {
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| 9 | return val.startsWith(prefix) ? val.substring(prefix.length) : val;
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| 10 | }
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| 11 | export function deepEqual(a, b) {
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| 12 | if (a === b) {
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| 13 | return true;
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| 14 | }
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| 15 | else if (!a || !b) {
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| 16 | return false;
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| 17 | }
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| 18 | else {
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| 19 | try {
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| 20 | if ((a.prototype !== b.prototype) || (Array.isArray(a) && Array.isArray(b))) {
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| 21 | return false;
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| 22 | }
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| 23 | return JSON.stringify(a) === JSON.stringify(b);
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| 24 | }
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| 25 | catch (e) {
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| 26 | return false;
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| 27 | }
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| 28 | }
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| 29 | }
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| 30 | export function isAnchor(el) {
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| 31 | return el.href !== undefined;
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| 32 | }
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| 33 | export function isPromise(obj) {
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| 34 | // allow any Promise/A+ compliant thenable.
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| 35 | // It's up to the caller to ensure that obj.then conforms to the spec
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| 36 | return !!obj && typeof obj.then === 'function';
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| 37 | }
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| 38 | //# sourceMappingURL=data:application/json;base64,eyJ2ZXJzaW9uIjozLCJmaWxlIjoidXRpbHMuanMiLCJzb3VyY2VSb290IjoiIiwic291cmNlcyI6WyIuLi8uLi8uLi8uLi8uLi8uLi8uLi9wYWNrYWdlcy9jb21tb24vdXBncmFkZS9zcmMvdXRpbHMudHMiXSwibmFtZXMiOltdLCJtYXBwaW5ncyI6IkFBQUE7Ozs7OztHQU1HO0FBRUgsTUFBTSxVQUFVLFdBQVcsQ0FBQyxHQUFXLEVBQUUsTUFBYztJQUNyRCxPQUFPLEdBQUcsQ0FBQyxVQUFVLENBQUMsTUFBTSxDQUFDLENBQUMsQ0FBQyxDQUFDLEdBQUcsQ0FBQyxTQUFTLENBQUMsTUFBTSxDQUFDLE1BQU0sQ0FBQyxDQUFDLENBQUMsQ0FBQyxHQUFHLENBQUM7QUFDckUsQ0FBQztBQUVELE1BQU0sVUFBVSxTQUFTLENBQUMsQ0FBTSxFQUFFLENBQU07SUFDdEMsSUFBSSxDQUFDLEtBQUssQ0FBQyxFQUFFO1FBQ1gsT0FBTyxJQUFJLENBQUM7S0FDYjtTQUFNLElBQUksQ0FBQyxDQUFDLElBQUksQ0FBQyxDQUFDLEVBQUU7UUFDbkIsT0FBTyxLQUFLLENBQUM7S0FDZDtTQUFNO1FBQ0wsSUFBSTtZQUNGLElBQUksQ0FBQyxDQUFDLENBQUMsU0FBUyxLQUFLLENBQUMsQ0FBQyxTQUFTLENBQUMsSUFBSSxDQUFDLEtBQUssQ0FBQyxPQUFPLENBQUMsQ0FBQyxDQUFDLElBQUksS0FBSyxDQUFDLE9BQU8sQ0FBQyxDQUFDLENBQUMsQ0FBQyxFQUFFO2dCQUMzRSxPQUFPLEtBQUssQ0FBQzthQUNkO1lBQ0QsT0FBTyxJQUFJLENBQUMsU0FBUyxDQUFDLENBQUMsQ0FBQyxLQUFLLElBQUksQ0FBQyxTQUFTLENBQUMsQ0FBQyxDQUFDLENBQUM7U0FDaEQ7UUFBQyxPQUFPLENBQUMsRUFBRTtZQUNWLE9BQU8sS0FBSyxDQUFDO1NBQ2Q7S0FDRjtBQUNILENBQUM7QUFFRCxNQUFNLFVBQVUsUUFBUSxDQUFDLEVBQWtDO0lBQ3pELE9BQTJCLEVBQUcsQ0FBQyxJQUFJLEtBQUssU0FBUyxDQUFDO0FBQ3BELENBQUM7QUFFRCxNQUFNLFVBQVUsU0FBUyxDQUFVLEdBQVE7SUFDekMsMkNBQTJDO0lBQzNDLHFFQUFxRTtJQUNyRSxPQUFPLENBQUMsQ0FBQyxHQUFHLElBQUksT0FBTyxHQUFHLENBQUMsSUFBSSxLQUFLLFVBQVUsQ0FBQztBQUNqRCxDQUFDIiwic291cmNlc0NvbnRlbnQiOlsiLyoqXG4gKiBAbGljZW5zZVxuICogQ29weXJpZ2h0IEdvb2dsZSBMTEMgQWxsIFJpZ2h0cyBSZXNlcnZlZC5cbiAqXG4gKiBVc2Ugb2YgdGhpcyBzb3VyY2UgY29kZSBpcyBnb3Zlcm5lZCBieSBhbiBNSVQtc3R5bGUgbGljZW5zZSB0aGF0IGNhbiBiZVxuICogZm91bmQgaW4gdGhlIExJQ0VOU0UgZmlsZSBhdCBodHRwczovL2FuZ3VsYXIuaW8vbGljZW5zZVxuICovXG5cbmV4cG9ydCBmdW5jdGlvbiBzdHJpcFByZWZpeCh2YWw6IHN0cmluZywgcHJlZml4OiBzdHJpbmcpOiBzdHJpbmcge1xuICByZXR1cm4gdmFsLnN0YXJ0c1dpdGgocHJlZml4KSA/IHZhbC5zdWJzdHJpbmcocHJlZml4Lmxlbmd0aCkgOiB2YWw7XG59XG5cbmV4cG9ydCBmdW5jdGlvbiBkZWVwRXF1YWwoYTogYW55LCBiOiBhbnkpOiBib29sZWFuIHtcbiAgaWYgKGEgPT09IGIpIHtcbiAgICByZXR1cm4gdHJ1ZTtcbiAgfSBlbHNlIGlmICghYSB8fCAhYikge1xuICAgIHJldHVybiBmYWxzZTtcbiAgfSBlbHNlIHtcbiAgICB0cnkge1xuICAgICAgaWYgKChhLnByb3RvdHlwZSAhPT0gYi5wcm90b3R5cGUpIHx8IChBcnJheS5pc0FycmF5KGEpICYmIEFycmF5LmlzQXJyYXkoYikpKSB7XG4gICAgICAgIHJldHVybiBmYWxzZTtcbiAgICAgIH1cbiAgICAgIHJldHVybiBKU09OLnN0cmluZ2lmeShhKSA9PT0gSlNPTi5zdHJpbmdpZnkoYik7XG4gICAgfSBjYXRjaCAoZSkge1xuICAgICAgcmV0dXJuIGZhbHNlO1xuICAgIH1cbiAgfVxufVxuXG5leHBvcnQgZnVuY3Rpb24gaXNBbmNob3IoZWw6IChOb2RlJlBhcmVudE5vZGUpfEVsZW1lbnR8bnVsbCk6IGVsIGlzIEhUTUxBbmNob3JFbGVtZW50IHtcbiAgcmV0dXJuICg8SFRNTEFuY2hvckVsZW1lbnQ+ZWwpLmhyZWYgIT09IHVuZGVmaW5lZDtcbn1cblxuZXhwb3J0IGZ1bmN0aW9uIGlzUHJvbWlzZTxUID0gYW55PihvYmo6IGFueSk6IG9iaiBpcyBQcm9taXNlPFQ+IHtcbiAgLy8gYWxsb3cgYW55IFByb21pc2UvQSsgY29tcGxpYW50IHRoZW5hYmxlLlxuICAvLyBJdCdzIHVwIHRvIHRoZSBjYWxsZXIgdG8gZW5zdXJlIHRoYXQgb2JqLnRoZW4gY29uZm9ybXMgdG8gdGhlIHNwZWNcbiAgcmV0dXJuICEhb2JqICYmIHR5cGVvZiBvYmoudGhlbiA9PT0gJ2Z1bmN0aW9uJztcbn1cbiJdfQ== |
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