mirror of
https://github.com/denoland/deno.git
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53 lines
1.7 KiB
JavaScript
53 lines
1.7 KiB
JavaScript
"use strict";
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Object.defineProperty(exports, "__esModule", { value: true });
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exports.createHash = exports.md5 = exports.sha1 = exports.sha256 = void 0;
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const sha256 = async (data) => {
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const algorithm = { name: 'SHA-256', alias: 'sha256' };
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const hash = await (0, exports.createHash)(data, algorithm);
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return hash;
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};
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exports.sha256 = sha256;
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const sha1 = async (data) => {
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const algorithm = { name: 'SHA-1', alias: 'sha1' };
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const hash = await (0, exports.createHash)(data, algorithm);
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return hash;
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};
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exports.sha1 = sha1;
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const md5 = async (data) => {
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const algorithm = { name: 'MD5', alias: 'md5' };
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const hash = await (0, exports.createHash)(data, algorithm);
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return hash;
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};
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exports.md5 = md5;
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const createHash = async (data, algorithm) => {
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let sourceBuffer;
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if (data instanceof ReadableStream) {
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let body = '';
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const reader = data.getReader();
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await reader?.read().then(async (chuck) => {
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const value = await (0, exports.createHash)(chuck.value || '', algorithm);
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body += value;
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});
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return body;
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}
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if (ArrayBuffer.isView(data) || data instanceof ArrayBuffer) {
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sourceBuffer = data;
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}
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else {
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if (typeof data === 'object') {
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data = JSON.stringify(data);
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}
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sourceBuffer = new TextEncoder().encode(String(data));
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}
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if (crypto && crypto.subtle) {
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const buffer = await crypto.subtle.digest({
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name: algorithm.name,
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}, sourceBuffer);
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const hash = Array.prototype.map
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.call(new Uint8Array(buffer), (x) => ('00' + x.toString(16)).slice(-2))
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.join('');
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return hash;
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}
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return null;
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};
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exports.createHash = createHash;
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