luau/fuzz/linter.cpp
2022-02-24 15:15:41 -08:00

41 lines
1.4 KiB
C++

// This file is part of the Luau programming language and is licensed under MIT License; see LICENSE.txt for details
#include <string>
#include "Luau/BuiltinDefinitions.h"
#include "Luau/Common.h"
#include "Luau/Linter.h"
#include "Luau/ModuleResolver.h"
#include "Luau/Parser.h"
#include "Luau/TypeInfer.h"
extern "C" int LLVMFuzzerTestOneInput(const uint8_t* Data, size_t Size)
{
Luau::ParseOptions options;
Luau::Allocator allocator;
Luau::AstNameTable names(allocator);
Luau::ParseResult parseResult = Luau::Parser::parse(reinterpret_cast<const char*>(Data), Size, names, allocator, options);
// "static" here is to accelerate fuzzing process by only creating and populating the type environment once
static Luau::NullModuleResolver moduleResolver;
static Luau::InternalErrorReporter iceHandler;
static Luau::TypeChecker sharedEnv(&moduleResolver, &iceHandler);
static int once = (Luau::registerBuiltinTypes(sharedEnv), 1);
(void)once;
static int once2 = (Luau::freeze(sharedEnv.globalTypes), 1);
(void)once2;
if (parseResult.errors.empty())
{
Luau::TypeChecker typeck(&moduleResolver, &iceHandler);
typeck.globalScope = sharedEnv.globalScope;
Luau::LintOptions lintOptions;
lintOptions.warningMask = ~0ull;
Luau::lint(parseResult.root, names, typeck.globalScope, nullptr, {}, lintOptions);
}
return 0;
}