source: trip-planner-front/node_modules/base64-arraybuffer/dist/base64-arraybuffer.es5.js@ e29cc2e

Last change on this file since e29cc2e was e29cc2e, checked in by Ema <ema_spirova@…>, 3 years ago

primeNG components

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File size: 1.9 KB
Line 
1/*
2 * base64-arraybuffer 1.0.1 <https://github.com/niklasvh/base64-arraybuffer>
3 * Copyright (c) 2021 Niklas von Hertzen <https://hertzen.com>
4 * Released under MIT License
5 */
6var chars = 'ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/';
7// Use a lookup table to find the index.
8var lookup = typeof Uint8Array === 'undefined' ? [] : new Uint8Array(256);
9for (var i = 0; i < chars.length; i++) {
10 lookup[chars.charCodeAt(i)] = i;
11}
12var encode = function (arraybuffer) {
13 var bytes = new Uint8Array(arraybuffer), i, len = bytes.length, base64 = '';
14 for (i = 0; i < len; i += 3) {
15 base64 += chars[bytes[i] >> 2];
16 base64 += chars[((bytes[i] & 3) << 4) | (bytes[i + 1] >> 4)];
17 base64 += chars[((bytes[i + 1] & 15) << 2) | (bytes[i + 2] >> 6)];
18 base64 += chars[bytes[i + 2] & 63];
19 }
20 if (len % 3 === 2) {
21 base64 = base64.substring(0, base64.length - 1) + '=';
22 }
23 else if (len % 3 === 1) {
24 base64 = base64.substring(0, base64.length - 2) + '==';
25 }
26 return base64;
27};
28var decode = function (base64) {
29 var bufferLength = base64.length * 0.75, len = base64.length, i, p = 0, encoded1, encoded2, encoded3, encoded4;
30 if (base64[base64.length - 1] === '=') {
31 bufferLength--;
32 if (base64[base64.length - 2] === '=') {
33 bufferLength--;
34 }
35 }
36 var arraybuffer = new ArrayBuffer(bufferLength), bytes = new Uint8Array(arraybuffer);
37 for (i = 0; i < len; i += 4) {
38 encoded1 = lookup[base64.charCodeAt(i)];
39 encoded2 = lookup[base64.charCodeAt(i + 1)];
40 encoded3 = lookup[base64.charCodeAt(i + 2)];
41 encoded4 = lookup[base64.charCodeAt(i + 3)];
42 bytes[p++] = (encoded1 << 2) | (encoded2 >> 4);
43 bytes[p++] = ((encoded2 & 15) << 4) | (encoded3 >> 2);
44 bytes[p++] = ((encoded3 & 3) << 6) | (encoded4 & 63);
45 }
46 return arraybuffer;
47};
48
49export { decode, encode };
50//# sourceMappingURL=base64-arraybuffer.es5.js.map
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