feat: Implement Tier 1 Core Language Features (Enums, Options, Maps)#19

Merged

mjm918 merged 15 commits intomainfrom

fix/codegen-compilation-errors

Jan 21, 2026

Commits on Jan 20, 2026

fix(codegen): reduce Rust compilation errors from 37 to 12

mjm918
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claude
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Commits on Jan 21, 2026

feat(codegen): add Cranelift JIT backend and runtime system

mjm918
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feat(ast): add Pattern type for destructuring in switch cases

mjm918
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fix(ast): improve Pattern type consistency with other AST nodes

mjm918
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feat(parser): add pattern parsing for switch cases

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feat(codegen): track enum definitions with variant metadata

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feat(codegen): implement enum variant construction

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feat(codegen): implement enum pattern matching with destructuring

mjm918
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feat(codegen): implement option type with some/none and methods

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feat(runtime): add hash map implementation

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feat(codegen): implement map literals and indexing

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test: add Tier 1 features integration test

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feat(codegen): implement memory management tests and enhanced heap cleanup
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refactor(ast): update module-level documentation style to use //! comments
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feat(runtime, codegen): add type-specific map setters with decref support
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