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54 lines
1.5 KiB
C
54 lines
1.5 KiB
C
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// This file is part of the Luau programming language and is licensed under MIT License; see LICENSE.txt for details
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#pragma once
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#include "Luau/Substitution.h"
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#include "Luau/TypeVar.h"
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#include "Luau/Unifiable.h"
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namespace Luau
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{
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struct TypeArena;
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struct TxnLog;
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// A substitution which replaces generic types in a given set by free types.
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struct ReplaceGenerics : Substitution
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{
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ReplaceGenerics(
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const TxnLog* log, TypeArena* arena, TypeLevel level, const std::vector<TypeId>& generics, const std::vector<TypePackId>& genericPacks)
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: Substitution(log, arena)
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, level(level)
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, generics(generics)
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, genericPacks(genericPacks)
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{
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}
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TypeLevel level;
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std::vector<TypeId> generics;
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std::vector<TypePackId> genericPacks;
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bool ignoreChildren(TypeId ty) override;
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bool isDirty(TypeId ty) override;
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bool isDirty(TypePackId tp) override;
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TypeId clean(TypeId ty) override;
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TypePackId clean(TypePackId tp) override;
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};
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// A substitution which replaces generic functions by monomorphic functions
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struct Instantiation : Substitution
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{
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Instantiation(const TxnLog* log, TypeArena* arena, TypeLevel level)
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: Substitution(log, arena)
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, level(level)
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{
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}
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TypeLevel level;
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bool ignoreChildren(TypeId ty) override;
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bool isDirty(TypeId ty) override;
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bool isDirty(TypePackId tp) override;
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TypeId clean(TypeId ty) override;
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TypePackId clean(TypePackId tp) override;
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};
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} // namespace Luau
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