BugFix for BigInt('0xffffffffffffffff') by CBOR lib

Author: vitorpamplona

index.js

@@ -2,7 +2,23 @@
  * @format
  */
 
-if (typeof BigInt === 'undefined') global.BigInt = require('big-integer')
+if (typeof BigInt === 'undefined') {
+  const bi = require('big-integer')
+
+  // BugFix for BigInt('0xffffffffffffffff') by CBOR lib
+  function myBigInt(value) {
+    if (typeof value === 'string') {
+      const match = value.match(/^0([xo])([0-9a-f]+)$/i)
+      if (match) {
+        return bi(match[2], match[1].toLowerCase() === 'x' ? 16 : 8)
+      }
+    }
+    return bi(value)
+  }
+
+  global.BigInt = myBigInt;
+} 
+
 global.Buffer = global.Buffer || require('buffer').Buffer;
 
 import process from 'process';