feat(PLT-1660): hard cut — delete old semantic type system, wire extension type hashing#182

Merged

eywalker merged 33 commits into

extension-type-systemfrom

eywalker/plt-1660-hard-cut-delete-old-semantic-type-system-and-wire-in

Jun 25, 2026

Commits on Jun 24, 2026

docs(plt-1660): add design spec for hard cut to extension type hashing

kurodo3[bot]
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claude
committed
docs(plt-1660): update spec with protocol tightening and full renames

kurodo3[bot]
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claude
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docs(plt-1660): update binary encoding format to use "::" separator and colon namespace

kurodo3[bot]
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claude
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refactor(hashing_protocols): rename TypeHandlerProtocol → PythonTypeSemanticHasherProtocol, tighten hash() → ContentHash
kurodo3[bot]
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refactor(hashing_protocols): add SemanticAwarePythonHasher to TYPE_CHECKING imports
kurodo3[bot]
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refactor(type_handler_registry): rename to PythonTypeSemanticHasherRegistry, rename methods
kurodo3[bot]
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refactor(builtin_handlers): rename handler classes, tighten hash() → ContentHash
kurodo3[bot]
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refactor(semantic_hasher): rename BaseSemanticHasher → SemanticAwarePythonHasher, simplify dispatch
kurodo3[bot]
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refactor: update BaseSemanticHasher → SemanticAwarePythonHasher refs in mixin and core
kurodo3[bot]
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refactor(hashing): update __init__.py exports and versioned_hashers for rename
kurodo3[bot]
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refactor(contexts): update v0.1.json context spec to use renamed class names
kurodo3[bot]
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refactor(tests): update hashing tests for renamed classes and methods
kurodo3[bot]
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test(semantic_hasher): rename _DummyHandler → _DummySemanticHasher, fix hash() return type

kurodo3[bot]
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claude
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feat(visitors): add visit_extension dispatch; rewrite SemanticHashingVisitor for extension types

kurodo3[bot]
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claude
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fix(visitors): use real file in dispatch test, remove deferred typing import

kurodo3[bot]
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claude
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refactor(arrow_hashers): delete SemanticArrowHasher, finalize StarfixArrowHasher constructor

kurodo3[bot]
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claude
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test(starfix_arrow_hasher): update _make_hasher() for new constructor

kurodo3[bot]
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claude
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feat(v0.1): wire extension type hashing into default context; remove semantic_registry

kurodo3[bot]
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claude
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feat(PLT-1660): hard cut — delete SemanticTypeRegistry and old struct-based hashing system

kurodo3[bot]
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claude
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fix(PLT-1660): fix broken get_default_arrow_hasher, add passthrough test, fix stale log message

kurodo3[bot]
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claude
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docs(PLT-1660): add implementation plan for hard-cut extension type hashing
kurodo3[bot]
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fix(test-objective): update test_hashing.py for renamed hashing classes
kurodo3[bot]
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fix(PLT-1660): address Copilot review — utf-8 encoding, return type annotations, list element type inference, always register ArrowTableSemanticHasher
kurodo3[bot]
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refactor(hashing): revert PythonTypeSemanticHasherProtocol.hash() to return Any

kurodo3[bot]
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claude
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refactor(hashing): rename PythonTypeSemanticHasherProtocol → PythonTypeHandler, hash() → handle()

kurodo3[bot]
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claude
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refactor(hashing): rename *SemanticHasher → *Handler, PythonTypeSemanticHasherRegistry → PythonTypeHandlerRegistry
kurodo3[bot]
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docs(test_hashing): update stale BaseSemanticHasher → SemanticAwarePythonHasher in comments
kurodo3[bot]
committed

Commits on Jun 25, 2026