New source found from dndbeyond.com

2026-07-08 01:00:09 -07:00
parent 9a983a6d7b
commit dcefa0d2f2
2865 changed files with 222467 additions and 49053 deletions
@@ -1,24 +1,27 @@
+import native from './native.js';
 import rng from './rng.js';
-import stringify from './stringify.js';
-
+import { unsafeStringify } from './stringify.js';
 function v4(options, buf, offset) {
-  options = options || {};
-  var rnds = options.random || (options.rng || rng)(); // Per 4.4, set bits for version and `clock_seq_hi_and_reserved`
-
-  rnds[6] = rnds[6] & 0x0f | 0x40;
-  rnds[8] = rnds[8] & 0x3f | 0x80; // Copy bytes to buffer, if provided
-
-  if (buf) {
-    offset = offset || 0;
-
-    for (var i = 0; i < 16; ++i) {
-      buf[offset + i] = rnds[i];
+    if (native.randomUUID && !buf && !options) {
+        return native.randomUUID();
    }
-
-    return buf;
-  }
-
-  return stringify(rnds);
+    options = options || {};
+    const rnds = options.random ?? options.rng?.() ?? rng();
+    if (rnds.length < 16) {
+        throw new Error('Random bytes length must be >= 16');
+    }
+    rnds[6] = (rnds[6] & 0x0f) | 0x40;
+    rnds[8] = (rnds[8] & 0x3f) | 0x80;
+    if (buf) {
+        offset = offset || 0;
+        if (offset < 0 || offset + 16 > buf.length) {
+            throw new RangeError(`UUID byte range ${offset}:${offset + 15} is out of buffer bounds`);
+        }
+        for (let i = 0; i < 16; ++i) {
+            buf[offset + i] = rnds[i];
+        }
+        return buf;
+    }
+    return unsafeStringify(rnds);
 }
-
-export default v4;
+export default v4;