@beenotung/tslib/crypto-subtle.js

utils library in Typescript

"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
exports.hashAsync = hashAsync;
async function hashAsync(message, options = {}) {
    let algorithm = options.algorithm;
    if (!algorithm || algorithm == 'sha256') {
        algorithm = 'SHA-256';
    }
    const outputFormat = options.outputFormat || 'hex';
    const input = typeof message === 'string' ? new TextEncoder().encode(message) : message;
    const digest = await crypto.subtle.digest(algorithm, input);
    if (outputFormat == 'ArrayBuffer') {
        return digest;
    }
    const hash = new Uint8Array(digest);
    if (outputFormat == 'Uint8Array') {
        return hash;
    }
    let hex = '';
    for (let i = 0; i < 32; i++) {
        const byte = hash[i];
        const str = byte.toString(16);
        if (byte < 16) {
            hex += '0' + str;
        }
        else {
            hex += str;
        }
    }
    return hex;
}