Error pretty print (print stack)

1 files changed, 14 insertions, 0 deletions

diff --git a/js/console_test.ts b/js/console_test.ts
index cfe75dafe..94a627a5f 100644
--- a/js/console_test.ts
+++ b/js/console_test.ts
@@ -91,3 +91,17 @@ test(function consoleTestStringifyCircular() {
     "Console { printFunc: [Function], debug: [Function: log], info: [Function: log], error: [Function: warn] }"
   );
 });
+
+test(function consoleTestError() {
+  class MyError extends Error {
+    constructor(msg: string) {
+      super(msg);
+      this.name = "MyError";
+    }
+  }
+  try {
+    throw new MyError("This is an error");
+  } catch (e) {
+    assertEqual(stringify(e).split("\n")[0], "MyError: This is an error");
+  }
+});