Generate accessors for custom TemplateContext models - #992
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Infer concrete model types passed to TemplateContext with custom options and activate direct source-generated member accessors while preserving explicit registrations and reflection fallback semantics. Document NativeAOT and trimming compatibility boundaries. Co-authored-by: Copilot App <223556219+Copilot@users.noreply.github.com> Copilot-Session: 3d315571-9fc7-4662-bd2d-5d739ff55308
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Motivation
Custom models passed to
TemplateContextcurrently rely on runtime member discovery unless applications explicitly register every model type. This leaves performance on the table and makes the NativeAOT/trimming boundary harder to understand.Approach
new TemplateContext(model, customOptions)and generate direct per-member accessors for eligible public fields and properties.TemplateOptions.Defaultremains unchanged.Performance
The targeted custom-model rendering benchmark improved from 145.0 ns to 138.3 ns (4.6%) with allocations unchanged at 608 B. The standard rendering benchmark remained effectively unchanged at 16.373 us versus 16.356 us.
Validation
Both interpreted and compiled grammar test passes succeed with 2,790 passing tests and 20 existing skips in each mode.