Error.prototype.stack gets sourcemapped stacktraces and introduce Error.appendStackTrace (#3441)

* Fix potential crash when reading sourcemapped stack traces

* Format & sourcemap Error.prototype.stack

* prevent double sourcemapping

* Introduce Error.appendStackTrace

* Fix source url

* hide private stack traces in non-debug builds

* fixes #3443

* Bump WebKit

* Fix test failure in vm.test

* Support new() & add test

---------

Co-authored-by: Jarred Sumner <709451+Jarred-Sumner@users.noreply.github.com>

1 files changed, 12 insertions, 0 deletions

diff --git a/test/js/node/v8/capture-stack-trace.test.js b/test/js/node/v8/capture-stack-trace.test.js
index d96f91483..cb2624681 100644
--- a/test/js/node/v8/capture-stack-trace.test.js
+++ b/test/js/node/v8/capture-stack-trace.test.js
@@ -5,6 +5,18 @@ afterEach(() => {
   Error.prepareStackTrace = origPrepareStackTrace;
 });
 
+test("Regular .stack", () => {
+  var err;
+  class Foo {
+    constructor() {
+      err = new Error("wat");
+    }
+  }
+
+  new Foo();
+  expect(err.stack).toMatch(/at new Foo/);
+});
+
 test("capture stack trace", () => {
   function f1() {
     f2();