fix: handle canonicalizing Module

mochajs · May 22, 2022 · 1660462 · 1660462
1 parent 023f548
commit 1660462
Showing 1 changed file with 7 additions and 1 deletion.
diff --git a/lib/utils.js b/lib/utils.js
@@ -215,7 +215,7 @@ exports.type = function type(value) {
 exports.stringify = function (value) {
   var typeHint = canonicalType(value);
 
-  if (!~['object', 'array', 'function'].indexOf(typeHint)) {
+  if (!~['object', 'array', 'function', 'module'].indexOf(typeHint)) {
     if (typeHint === 'buffer') {
       var json = Buffer.prototype.toJSON.call(value);
       // Based on the toJSON result
@@ -401,6 +401,12 @@ exports.canonicalize = function canonicalize(value, stack, typeHint) {
         break;
       }
     /* falls through */
+    case 'module':
+      if (value[Symbol.toStringTag] === 'Module') {
+        canonicalizedObj = canonicalizedObj || {};
+        canonicalizedObj['[Symbol.toStringTag]'] = 'Module';
+      }
+    /* falls through */
     case 'object':
       canonicalizedObj = canonicalizedObj || {};
       withStack(value, function () {