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Copy pathsha1.ts
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29 lines (25 loc) · 1.06 KB
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/*---------------------------------------------------------------------------------------------
* Copyright (c) Microsoft Corporation. All rights reserved.
* Licensed under the MIT License. See License.txt in the project root for license information.
*--------------------------------------------------------------------------------------------*/
'use strict';
const textDecoder = new TextDecoder();
const textEncoder = new TextEncoder();
declare let WEBWORKER: boolean;
export async function sha1(s: string | Uint8Array): Promise<string> {
while (true) {
try {
if (WEBWORKER) {
const hash = await globalThis.crypto.subtle.digest({ name: 'sha-1' }, typeof s === 'string' ? textEncoder.encode(s) : s);
// Use encodeURIComponent to avoid issues with btoa and Latin-1 characters
return globalThis.btoa(encodeURIComponent(textDecoder.decode(hash)));
} else {
return (await import('crypto')).createHash('sha1').update(s).digest('base64');
}
} catch (ex) {
if (ex instanceof ReferenceError) {
(global as any).WEBWORKER = false;
}
}
}
}