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bytecodealliance
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wasmtime-dotnet
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feat(components): WASI 0.2 host bindings + Roslyn source generator
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kitsunoff
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feat(components): WASI 0.2 host bindings + Roslyn source generator
#360
kitsunoff
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bytecodealliance:main
bytecodealliance/wasmtime-dotnet:main
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kitsunoff:component-model
kitsunoff/wasmtime-dotnet:component-model
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Commits on May 2, 2026
feat(components): introduce Component class for component model loading
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feat(components): add ComponentLinker and instantiation support
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feat(components): add primitive ComponentValue, ComponentFunction, function lookup
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test(components): cover ComponentValue layout and basic Component/Linker P/Invoke
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test(components): end-to-end add(u32, u32) -> u32 component invocation
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feat(components): add String marshalling and full composite-type union layout
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feat(components): add Enum and Flags marshalling
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feat(components): add List and Tuple marshalling
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feat(components): add Record marshalling
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feat(components): add Variant, Option, and Result marshalling
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fix(components): correct WasmtimeComponentFunc layout to 24 bytes
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test(components): cargo-component fixture exercising every WASI 0.2 composite
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feat(components): host-defined imports via ComponentLinkerInstance.DefineFunc
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feat(components): Roslyn source generator skeleton + [ComponentBindings] attribute
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feat(components): WIT parsing via wasm-tools JSON IR
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feat(components): emit C# types from WIT IR (record / enum / flags / variant)
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feat(components): emit C# call wrappers for primitive-signature exports
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feat(components): generate lift/lower for every composite signature
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test(components): record round-trip through generated bindings
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feat(components): rebuild fixture as a .NET component via componentize-dotnet
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docs(components): README section, docs/component-model.md, regenerate.sh
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Commits on May 3, 2026
fix(components): emit Option<T> for nested option<option<T>>
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docs(components): track open branch-review follow-ups
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fix(components): zero ownsHeap-byte in wasmtime-written ComponentValue slots
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refactor(components): extract ClearManagedOwnership helper
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fix(components): attach WASI 0.2 context to store via WasiP2Configuration
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