See the discussion on #2174. An uncaught C++ error on main causes an error like:
```
TypeError: Cannot create property 'pyodide_fatal_error' on number '28811048'
```
With this the same error looks like:
```
Pyodide has suffered a fatal error. Please report this to the Pyodide maintainers.
The cause of the fatal error was:
CppException: Unable to cast Python instance to C++ type (compile in debug mode for details)
```
Support for C++ exceptions in packages. See the discussion on #2174. An uncaught C++ error on main causes an error like:
```
TypeError: Cannot create property 'pyodide_fatal_error' on number '28811048'
```
With this the same error looks like:
```
Pyodide has suffered a fatal error. Please report this to the Pyodide maintainers.
The cause of the fatal error was:
CppException: Unable to cast Python instance to C++ type (compile in debug mode for details)
```
import assert from "assert";
import { Module } from "../module.js";

describe("Module", () => {
  describe("noWasmDecoding", () => {
    it("should be false ", () => {
      assert.equal(Module.noWasmDecoding, false);
    });
  });
});

import assert from "assert";
import { Module } from "../module.js";

describe("Module", () => {
  describe("noWasmDecoding", () => {
    it("should be false ", () => {
      assert.equal(Module.noWasmDecoding, false);
    });
  });
});
