mirror of
https://github.com/denoland/deno.git
synced 2024-12-28 18:19:08 -05:00
80 lines
2.7 KiB
JavaScript
80 lines
2.7 KiB
JavaScript
"use strict";
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Object.defineProperty(exports, "__esModule", { value: true });
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exports.arrayBufferToBase64URL = exports.arrayBufferToBase64 = exports.utf8ToUint8Array = exports.decodeBase64URL = exports.encodeBase64URL = exports.decodeBase64 = exports.encodeBase64 = void 0;
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const encodeBase64 = (str) => {
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if (str === null) {
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throw new TypeError('1st argument of "encodeBase64" should not be null.');
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}
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try {
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const encoder = new TextEncoder();
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const bytes = encoder.encode(str);
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return btoa(String.fromCharCode(...bytes));
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}
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catch { }
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try {
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return Buffer.from(str).toString('base64');
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}
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catch (e) {
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console.error('If you want to do "encodeBase64", polyfill "buffer" module.');
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throw e;
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}
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};
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exports.encodeBase64 = encodeBase64;
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const decodeBase64 = (str) => {
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if (str === null) {
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throw new TypeError('1st argument of "decodeBase64" should not be null.');
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}
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try {
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const text = atob(str);
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const bytes = new Uint8Array(text.split('').map((c) => c.charCodeAt(0)));
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const decoder = new TextDecoder();
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return decoder.decode(bytes);
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}
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catch { }
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try {
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return Buffer.from(str, 'base64').toString();
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}
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catch (e) {
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console.error('If you want to do "decodeBase64", polyfill "buffer" module.');
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throw e;
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}
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};
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exports.decodeBase64 = decodeBase64;
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const encodeBase64URL = (str) => {
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return (0, exports.encodeBase64)(str).replace(/=/g, '').replace(/\+/g, '-').replace(/\//g, '_');
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};
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exports.encodeBase64URL = encodeBase64URL;
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const decodeBase64URL = (str) => {
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const pad = (s) => {
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const diff = s.length % 4;
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if (diff === 2) {
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return `${s}==`;
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}
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if (diff === 3) {
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return `${s}=`;
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}
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return s;
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};
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return (0, exports.decodeBase64)(pad(str).replace(/-/g, '+').replace('_', '/'));
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};
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exports.decodeBase64URL = decodeBase64URL;
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const utf8ToUint8Array = (str) => {
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const encoder = new TextEncoder();
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return encoder.encode(str);
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};
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exports.utf8ToUint8Array = utf8ToUint8Array;
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const arrayBufferToBase64 = async (buf) => {
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if (typeof btoa === 'function') {
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return btoa(String.fromCharCode(...new Uint8Array(buf)));
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}
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try {
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return Buffer.from(String.fromCharCode(...new Uint8Array(buf))).toString('base64');
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}
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catch (e) { }
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return '';
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};
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exports.arrayBufferToBase64 = arrayBufferToBase64;
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const arrayBufferToBase64URL = async (buf) => {
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return (await (0, exports.arrayBufferToBase64)(buf)).replace(/=/g, '').replace(/\+/g, '-').replace(/\//g, '_');
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};
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exports.arrayBufferToBase64URL = arrayBufferToBase64URL;
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