tsoa

node_modules/@hapi/b64/lib/index.js

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+'use strict';
+
+const Hoek = require('@hapi/hoek');
+
+const Decoder = require('./decoder');
+const Encoder = require('./encoder');
+
+
+exports.decode = Decoder.decode;
+
+exports.encode = Encoder.encode;
+
+exports.Decoder = Decoder.Decoder;
+
+exports.Encoder = Encoder.Encoder;
+
+
+// Base64url (RFC 4648) encode
+
+exports.base64urlEncode = function (value, encoding) {
+
+    Hoek.assert(typeof value === 'string' || Buffer.isBuffer(value), 'value must be string or buffer');
+    const buf = (Buffer.isBuffer(value) ? value : Buffer.from(value, encoding || 'binary'));
+    return buf.toString('base64').replace(/\+/g, '-').replace(/\//g, '_').replace(/\=/g, '');
+};
+
+
+// Base64url (RFC 4648) decode
+
+exports.base64urlDecode = function (value, encoding) {
+
+    if (typeof value !== 'string') {
+
+        throw new Error('Value not a string');
+    }
+
+    if (!/^[\w\-]*$/.test(value)) {
+
+        throw new Error('Invalid character');
+    }
+
+    const buf = Buffer.from(value, 'base64');
+    return (encoding === 'buffer' ? buf : buf.toString(encoding || 'binary'));
+};