mirror of
https://github.com/denoland/deno.git
synced 2024-12-20 22:34:46 -05:00
81 lines
2.7 KiB
JavaScript
81 lines
2.7 KiB
JavaScript
|
"use strict";
|
||
|
|
Object.defineProperty(exports, "__esModule", { value: true });
|
||
|
|
exports.arrayBufferToBase64URL = exports.arrayBufferToBase64 = exports.utf8ToUint8Array = exports.decodeBase64URL = exports.encodeBase64URL = exports.decodeBase64 = exports.encodeBase64 = void 0;
|
||
|
|
const encodeBase64 = (str) => {
|
||
|
|
if (str === null) {
|
||
|
|
throw new TypeError('1st argument of "encodeBase64" should not be null.');
|
||
|
|
}
|
||
|
|
try {
|
||
|
|
const encoder = new TextEncoder();
|
||
|
|
const bytes = encoder.encode(str);
|
||
|
|
return btoa(String.fromCharCode(...bytes));
|
||
|
|
}
|
||
|
|
catch { }
|
||
|
|
try {
|
||
|
|
return Buffer.from(str).toString('base64');
|
||
|
|
}
|
||
|
|
catch (e) {
|
||
|
|
console.error('If you want to do "encodeBase64", polyfill "buffer" module.');
|
||
|
|
throw e;
|
||
|
|
}
|
||
|
|
};
|
||
|
|
exports.encodeBase64 = encodeBase64;
|
||
|
|
const decodeBase64 = (str) => {
|
||
|
|
if (str === null) {
|
||
|
|
throw new TypeError('1st argument of "decodeBase64" should not be null.');
|
||
|
|
}
|
||
|
|
try {
|
||
|
|
const text = atob(str);
|
||
|
|
const bytes = new Uint8Array(text.split('').map((c) => c.charCodeAt(0)));
|
||
|
|
const decoder = new TextDecoder();
|
||
|
|
return decoder.decode(bytes);
|
||
|
|
}
|
||
|
|
catch { }
|
||
|
|
try {
|
||
|
|
return Buffer.from(str, 'base64').toString();
|
||
|
|
}
|
||
|
|
catch (e) {
|
||
|
|
console.error('If you want to do "decodeBase64", polyfill "buffer" module.');
|
||
|
|
throw e;
|
||
|
|
}
|
||
|
|
};
|
||
|
|
exports.decodeBase64 = decodeBase64;
|
||
|
|
const encodeBase64URL = (str) => {
|
||
|
|
return (0, exports.encodeBase64)(str).replace(/=/g, '').replace(/\+/g, '-').replace(/\//g, '_');
|
||
|
|
};
|
||
|
|
exports.encodeBase64URL = encodeBase64URL;
|
||
|
|
const decodeBase64URL = (str) => {
|
||
|
|
const pad = (s) => {
|
||
|
|
const diff = s.length % 4;
|
||
|
|
if (diff === 2) {
|
||
|
|
return `${s}==`;
|
||
|
|
}
|
||
|
|
if (diff === 3) {
|
||
|
|
return `${s}=`;
|
||
|
|
}
|
||
|
|
return s;
|
||
|
|
};
|
||
|
|
return (0, exports.decodeBase64)(pad(str).replace(/-/g, '+').replace('_', '/'));
|
||
|
|
};
|
||
|
|
exports.decodeBase64URL = decodeBase64URL;
|
||
|
|
const utf8ToUint8Array = (str) => {
|
||
|
|
const encoder = new TextEncoder();
|
||
|
|
return encoder.encode(str);
|
||
|
|
};
|
||
|
|
exports.utf8ToUint8Array = utf8ToUint8Array;
|
||
|
|
const arrayBufferToBase64 = async (buf) => {
|
||
|
|
if (typeof btoa === 'function') {
|
||
|
|
return btoa(String.fromCharCode(...new Uint8Array(buf)));
|
||
|
|
}
|
||
|
|
try {
|
||
|
|
return Buffer.from(String.fromCharCode(...new Uint8Array(buf))).toString('base64');
|
||
|
|
}
|
||
|
|
catch (e) { }
|
||
|
|
return '';
|
||
|
|
};
|
||
|
|
exports.arrayBufferToBase64 = arrayBufferToBase64;
|
||
|
|
const arrayBufferToBase64URL = async (buf) => {
|
||
|
|
return (await (0, exports.arrayBufferToBase64)(buf)).replace(/=/g, '').replace(/\+/g, '-').replace(/\//g, '_');
|
||
|
|
};
|
||
|
|
exports.arrayBufferToBase64URL = arrayBufferToBase64URL;
|