53 lines
1.2 KiB
C++
53 lines
1.2 KiB
C++
// 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/TypedAllocator.h"
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#include "Luau/Type.h"
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#include "Luau/TypePack.h"
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#include <vector>
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namespace Luau
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{
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struct TypeArena
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{
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TypedAllocator<Type> types;
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TypedAllocator<TypePackVar> typePacks;
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void clear();
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template<typename T>
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TypeId addType(T tv)
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{
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if constexpr (std::is_same_v<T, UnionType>)
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LUAU_ASSERT(tv.options.size() >= 2);
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return addTV(Type(std::move(tv)));
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}
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TypeId addTV(Type&& tv);
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TypeId freshType(TypeLevel level);
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TypeId freshType(Scope* scope);
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TypeId freshType(Scope* scope, TypeLevel level);
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TypePackId freshTypePack(Scope* scope);
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TypePackId addTypePack(std::initializer_list<TypeId> types);
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TypePackId addTypePack(std::vector<TypeId> types, std::optional<TypePackId> tail = {});
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TypePackId addTypePack(TypePack pack);
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TypePackId addTypePack(TypePackVar pack);
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template<typename T>
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TypePackId addTypePack(T tp)
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{
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return addTypePack(TypePackVar(std::move(tp)));
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}
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};
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void freeze(TypeArena& arena);
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void unfreeze(TypeArena& arena);
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} // namespace Luau
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