Zachary D. Rowitsch f53793aaa3 Add JavaScript destructuring support (arrays, objects, params, assignment) ...

Implement full destructuring binding patterns with dedicated AST types
(BindingPattern, BindingElement, BindingTarget, Param) and cover grammar
for destructuring assignment (AssignmentPattern, AssignmentTarget).

Features: array/object patterns in let/const/var with defaults, holes,
rest elements, and nesting; function and arrow parameter destructuring;
destructuring assignment expressions ([a,b]=[b,a]); for-of/for-in with
destructured bindings; object shorthand properties ({x} means {x:x});
array elisions ([1,,3]). Includes 8 js262 fixtures and ~65 unit tests.

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>

2026-02-22 13:34:52 -05:00

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