angular-cn/packages/common/src/cookie.ts

21 lines
661 B
TypeScript

/**
* @license
* Copyright Google Inc. All Rights Reserved.
*
* Use of this source code is governed by an MIT-style license that can be
* found in the LICENSE file at https://angular.io/license
*/
export function parseCookieValue(cookieStr: string, name: string): string|null {
name = encodeURIComponent(name);
for (const cookie of cookieStr.split(';')) {
const eqIndex = cookie.indexOf('=');
const [cookieName, cookieValue]: string[] =
eqIndex == -1 ? [cookie, ''] : [cookie.slice(0, eqIndex), cookie.slice(eqIndex + 1)];
if (cookieName.trim() === name) {
return decodeURIComponent(cookieValue);
}
}
return null;
}