luau/Analysis/src/Symbol.cpp
2023-07-28 14:37:00 +03:00

32 lines
924 B
C++

// This file is part of the Luau programming language and is licensed under MIT License; see LICENSE.txt for details
#include "Luau/Symbol.h"
#include "Luau/Common.h"
LUAU_FASTFLAG(DebugLuauDeferredConstraintResolution)
namespace Luau
{
bool Symbol::operator==(const Symbol& rhs) const
{
if (local)
return local == rhs.local;
else if (global.value)
return rhs.global.value && global == rhs.global.value; // Subtlety: AstName::operator==(const char*) uses strcmp, not pointer identity.
else if (FFlag::DebugLuauDeferredConstraintResolution)
return !rhs.local && !rhs.global.value; // Reflexivity: we already know `this` Symbol is empty, so check that rhs is.
else
return false;
}
std::string toString(const Symbol& name)
{
if (name.local)
return name.local->name.value;
LUAU_ASSERT(name.global.value);
return name.global.value;
}
} // namespace Luau