This feature is adding exception support to WebAssembly. Exception handling allows code to break control flow when an exception is thrown. The exception can be any exception known by the WebAssembly module, or it may be an unknown exception that was thrown by a called imported function.

Documentation

Specification

Public discussion

Status in Chromium

Blink>JavaScript>WebAssembly


Origin trial (tracking bug) in:

  • Chrome for desktop release 90

Consensus & Standardization

After a feature ships in Chrome, the values listed here are not guaranteed to be up to date.

Owners

Search tags

wasm, webassembly, Exceptions,

Last updated on 2021-04-08