Module first_pass 

Two-phase first pass over the oxc AST to build the IR.

• Phase 1 (collect): Collect all type names into the TypeRegistry.
• Phase 2 (populate): Fully populate IR declarations using the registry for resolution.
• converters: Pure AST → IR conversion functions shared by both phases.

Modules

converters

Individual declaration converters: AST → IR.

Functions

collect_type_names

Walk the AST and collect all type names into the registry and scope arena.

is_module

Detect whether a file is a TypeScript “script” or “module”.

populate_declarations

Walk the AST again and fully populate the IR declarations.