Stage 0 Proposals

January 23, 2026 · View on GitHub

Stage 0 proposals which appear below are either:

planned to be presented to the committee by a TC39 champion, or
have been presented to the committee and not rejected definitively, but have not yet achieved any of the criteria to get into stage 1.

Proposal	Author	Champion	Meeting Notes
Additional metaproperties	Allen Wirfs-Brock	Allen Wirfs-Brock	_{Never presented}
Defensible Classes	Mark Miller Doug Crockford	Mark Miller Doug Crockford	_{Never presented}
Function bind syntax	Kevin Smith	Brian Terlson Matthew Podwysocki	_-2015‑03
Function expression decorators	Igor Minar	Igor Minar	_{Never presented}
Method parameter decorators	Igor Minar	Igor Minar	_{Never presented}
Nested `import` declarations	Ben Newman	Ben Newman	_-2016‑07
Orthogonal Classes	Mark Miller Allen Wirfs-Brock	Mark Miller Allen Wirfs-Brock	_-2017‑03
`Reflect.{isCallable,isConstructor}`	Caitlin Potter	Caitlin Potter	_{Never presented}
Relationships	Mark Miller Waldemar Horwat	Mark Miller Waldemar Horwat	_{Never presented}
Structured Clone	Dmitry Lomov	Dmitry Lomov	_-2014‑01
Object Shorthand Improvements	Ron Buckton	Ron Buckton	_-2017‑09
`as` destructuring patterns	Kat Marchán	Kat Marchán	_{Never presented}
String trim characters	Wenlu Wang	Wenlu Wang	_{Never presented}
Catch Guard	Willian Martins	Willian Martins	_{Never presented}