feat: Polymorphic properties#1619

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volsa merged 45 commits intomasterfrom

vosa/polymorphism-properties

Mar 17, 2026

Commits on Feb 16, 2026

feat(typesystem): register interfaces as data types in the index
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refactor(lowering): reorganize polymorphism modules into table/dispatch structure
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feat(lowering): generate interface tables (itables) for polymorphic dispatch
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feat(lowering): generate fat pointer struct and replace interface type declarations
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refactor(lowering): use borrowed index/annotations in dispatch lowerers
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feat(lowering): lower concrete POU to interface assignments
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feat(lowering): add skeleton tests for call argument lowering
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Commits on Feb 17, 2026

feat(lowering): lower call arguments and assignments with fat pointer dispatch
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Commits on Feb 19, 2026

Commits on Feb 20, 2026

refactor: rename and extend interface polymorphism lit tests
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Commits on Feb 21, 2026

test: add multi-file interface polymorphism lit test
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Commits on Feb 22, 2026

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Commits on Mar 1, 2026

refactor(lowering): rewrite interface dispatch lowerer with statement-list drain-and-rebuild
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Commits on Mar 4, 2026

feat(polymorphism): enable property dispatch through interface itables
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Commits on Mar 5, 2026

fix(resolver): resolve inherited properties through interface extension chain
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Commits on Mar 6, 2026

test: add property dispatch tests for POU and interface polymorphism
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Commits on Mar 9, 2026

Commits on Mar 11, 2026

Commits on Mar 17, 2026

Merge branch 'master' of https://github.com/PLC-lang/rusty into vosa/polymorphism-properties
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