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Claude c8ae433a7c
Language: struct literals
struct Vec2 { x: u8, y: u8 }
    var pos: Vec2 = Vec2 { x: 100, y: 50 }
    on frame {
        pos = Vec2 { x: pos.x + 1, y: pos.y }
    }

- AST: new \`Expr::StructLiteral(name, fields, span)\` variant
- Parser: in expression position, \`Ident {\` enters struct-literal
  mode when the new \`restrict_struct_literals\` flag is off.
  \`if\`/\`while\`/\`for\` conditions set the flag so the \`{\` keeps
  going to the following block. Condition contexts can still use
  struct literals by parenthesizing them.
- Analyzer: validates that the struct type exists, each named field
  belongs to it, and each field value has a compatible type.
- IR lowering: desugars \`var = StructLiteral { ... }\` (both in
  assignments and variable initializers) into per-field StoreVar
  operations against the analyzer-synthesized \`var.field\`
  variables. No IR type for struct values is needed.
- AST codegen: no-op (legacy path).
- examples/structs_enums_for.ne now uses a struct literal for the
  initial \`player\` state instead of per-field assignments.

https://claude.ai/code/session_01W6eQFStA66EuMKHUFo2rx3
2026-04-12 17:15:57 +00:00
..
architecture.md Add comprehensive documentation 2026-04-12 00:41:34 +00:00
future-work.md docs: future-work.md — document all recent additions 2026-04-12 17:07:54 +00:00
language-guide.md Language: struct literals 2026-04-12 17:15:57 +00:00
nes-reference.md Add comprehensive documentation 2026-04-12 00:41:34 +00:00