Source code
Revision control
Copy as Markdown
Other Tools
/* -*- Mode: js; js-indent-level: 2; -*- */
/*
* Copyright 2011 Mozilla Foundation and contributors
* Licensed under the New BSD license. See LICENSE or:
*/
const intToCharMap =
"ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/".split("");
/**
* Encode an integer in the range of 0 to 63 to a single base 64 digit.
*/
exports.encode = function (number) {
if (0 <= number && number < intToCharMap.length) {
return intToCharMap[number];
}
throw new TypeError("Must be between 0 and 63: " + number);
};