Current Dev State

static/js/ketcher2/node_modules/uuid/v5.js

@@ -0,0 +1,42 @@
+var sha1 = require('./lib/sha1-browser');
+var bytesToUuid = require('./lib/bytesToUuid');
+
+function uuidToBytes(uuid) {
+  // Note: We assume we're being passed a valid uuid string
+  var bytes = [];
+  uuid.replace(/[a-fA-F0-9]{2}/g, function(hex) {
+    bytes.push(parseInt(hex, 16));
+  });
+
+  return bytes;
+}
+
+function stringToBytes(str) {
+  str = unescape(encodeURIComponent(str)); // UTF8 escape
+  var bytes = new Array(str.length);
+  for (var i = 0; i < str.length; i++) {
+    bytes[i] = str.charCodeAt(i);
+  }
+  return bytes;
+}
+
+function v5(name, namespace, buf, offset) {
+  if (typeof(name) == 'string') name = stringToBytes(name);
+  if (typeof(namespace) == 'string') namespace = uuidToBytes(namespace);
+
+  if (!Array.isArray(name)) throw TypeError('name must be an array of bytes');
+  if (!Array.isArray(namespace) || namespace.length != 16) throw TypeError('namespace must be uuid string or an Array of 16 byte values');
+
+  // Per 4.3
+  var bytes = sha1(namespace.concat(name));
+  bytes[6] = (bytes[6] & 0x0f) | 0x50;
+  bytes[8] = (bytes[8] & 0x3f) | 0x80;
+
+  return buf || bytesToUuid(bytes);
+}
+
+// Pre-defined namespaces, per Appendix C
+v5.DNS = '6ba7b810-9dad-11d1-80b4-00c04fd430c8';
+v5.URL = '6ba7b811-9dad-11d1-80b4-00c04fd430c8';
+
+module.exports = v5;