diff --git a/Analysis/include/Luau/JsonEncoder.h b/Analysis/include/Luau/JsonEncoder.h index aa00390b..e79d9e62 100644 --- a/Analysis/include/Luau/JsonEncoder.h +++ b/Analysis/include/Luau/JsonEncoder.h @@ -2,12 +2,15 @@ #pragma once #include +#include namespace Luau { class AstNode; +struct Comment; std::string toJson(AstNode* node); +std::string toJson(AstNode* node, const std::vector& commentLocations); } // namespace Luau diff --git a/Analysis/include/Luau/VisitTypeVar.h b/Analysis/include/Luau/VisitTypeVar.h index ab4a397d..7229dafc 100644 --- a/Analysis/include/Luau/VisitTypeVar.h +++ b/Analysis/include/Luau/VisitTypeVar.h @@ -10,6 +10,7 @@ LUAU_FASTINT(LuauVisitRecursionLimit) LUAU_FASTFLAG(LuauNormalizeFlagIsConservative) +LUAU_FASTFLAG(LuauCompleteVisitor); namespace Luau { @@ -129,11 +130,11 @@ struct GenericTypeVarVisitor { return visit(ty); } - virtual bool visit(TypeId ty, const UnknownTypeVar& atv) + virtual bool visit(TypeId ty, const UnknownTypeVar& utv) { return visit(ty); } - virtual bool visit(TypeId ty, const NeverTypeVar& atv) + virtual bool visit(TypeId ty, const NeverTypeVar& ntv) { return visit(ty); } @@ -145,6 +146,14 @@ struct GenericTypeVarVisitor { return visit(ty); } + virtual bool visit(TypeId ty, const BlockedTypeVar& btv) + { + return visit(ty); + } + virtual bool visit(TypeId ty, const SingletonTypeVar& stv) + { + return visit(ty); + } virtual bool visit(TypePackId tp) { @@ -190,16 +199,12 @@ struct GenericTypeVarVisitor if (visit(ty, *btv)) traverse(btv->boundTo); } - else if (auto ftv = get(ty)) visit(ty, *ftv); - else if (auto gtv = get(ty)) visit(ty, *gtv); - else if (auto etv = get(ty)) visit(ty, *etv); - else if (auto ctv = get(ty)) { if (visit(ty, *ctv)) @@ -208,10 +213,8 @@ struct GenericTypeVarVisitor traverse(part); } } - else if (auto ptv = get(ty)) visit(ty, *ptv); - else if (auto ftv = get(ty)) { if (visit(ty, *ftv)) @@ -220,7 +223,6 @@ struct GenericTypeVarVisitor traverse(ftv->retTypes); } } - else if (auto ttv = get(ty)) { // Some visitors want to see bound tables, that's why we traverse the original type @@ -243,7 +245,6 @@ struct GenericTypeVarVisitor } } } - else if (auto mtv = get(ty)) { if (visit(ty, *mtv)) @@ -252,7 +253,6 @@ struct GenericTypeVarVisitor traverse(mtv->metatable); } } - else if (auto ctv = get(ty)) { if (visit(ty, *ctv)) @@ -267,10 +267,8 @@ struct GenericTypeVarVisitor traverse(*ctv->metatable); } } - else if (auto atv = get(ty)) visit(ty, *atv); - else if (auto utv = get(ty)) { if (visit(ty, *utv)) @@ -279,7 +277,6 @@ struct GenericTypeVarVisitor traverse(optTy); } } - else if (auto itv = get(ty)) { if (visit(ty, *itv)) @@ -288,6 +285,24 @@ struct GenericTypeVarVisitor traverse(partTy); } } + else if (!FFlag::LuauCompleteVisitor) + return visit_detail::unsee(seen, ty); + else if (get(ty)) + { + // Visiting into LazyTypeVar may necessarily cause infinite expansion, so we don't do that on purpose. + // Asserting also makes no sense, because the type _will_ happen here, most likely as a property of some ClassTypeVar + // that doesn't need to be expanded. + } + else if (auto stv = get(ty)) + visit(ty, *stv); + else if (auto btv = get(ty)) + visit(ty, *btv); + else if (auto utv = get(ty)) + visit(ty, *utv); + else if (auto ntv = get(ty)) + visit(ty, *ntv); + else + LUAU_ASSERT(!"GenericTypeVarVisitor::traverse(TypeId) is not exhaustive!"); visit_detail::unsee(seen, ty); } diff --git a/Analysis/src/JsonEncoder.cpp b/Analysis/src/JsonEncoder.cpp index 829ffa02..550c9b59 100644 --- a/Analysis/src/JsonEncoder.cpp +++ b/Analysis/src/JsonEncoder.cpp @@ -2,6 +2,7 @@ #include "Luau/JsonEncoder.h" #include "Luau/Ast.h" +#include "Luau/ParseResult.h" #include "Luau/StringUtils.h" #include "Luau/Common.h" @@ -75,6 +76,11 @@ struct AstJsonEncoder : public AstVisitor writeRaw(std::string_view{&c, 1}); } + void writeType(std::string_view propValue) + { + write("type", propValue); + } + template void write(std::string_view propName, const T& value) { @@ -98,7 +104,7 @@ struct AstJsonEncoder : public AstVisitor void write(double d) { char b[256]; - sprintf(b, "%g", d); + sprintf(b, "%.17g", d); writeRaw(b); } @@ -111,8 +117,12 @@ struct AstJsonEncoder : public AstVisitor { if (c == '"') writeRaw("\\\""); - else if (c == '\0') - writeRaw("\\\0"); + else if (c == '\\') + writeRaw("\\\\"); + else if (c < ' ') + writeRaw(format("\\u%04x", c)); + else if (c == '\n') + writeRaw("\\n"); else writeRaw(c); } @@ -189,10 +199,11 @@ struct AstJsonEncoder : public AstVisitor writeRaw("{"); bool c = pushComma(); if (local->annotation != nullptr) - write("type", local->annotation); + write("luauType", local->annotation); else - write("type", nullptr); + write("luauType", nullptr); write("name", local->name); + writeType("AstLocal"); write("location", local->location); popComma(c); writeRaw("}"); @@ -208,7 +219,7 @@ struct AstJsonEncoder : public AstVisitor { writeRaw("{"); bool c = pushComma(); - write("type", name); + writeType(name); writeNode(node); f(); popComma(c); @@ -358,6 +369,7 @@ struct AstJsonEncoder : public AstVisitor { writeRaw("{"); bool c = pushComma(); + writeType("AstTypeList"); write("types", typeList.types); if (typeList.tailType) write("tailType", typeList.tailType); @@ -369,9 +381,10 @@ struct AstJsonEncoder : public AstVisitor { writeRaw("{"); bool c = pushComma(); + writeType("AstGenericType"); write("name", genericType.name); if (genericType.defaultValue) - write("type", genericType.defaultValue); + write("luauType", genericType.defaultValue); popComma(c); writeRaw("}"); } @@ -380,9 +393,10 @@ struct AstJsonEncoder : public AstVisitor { writeRaw("{"); bool c = pushComma(); + writeType("AstGenericTypePack"); write("name", genericTypePack.name); if (genericTypePack.defaultValue) - write("type", genericTypePack.defaultValue); + write("luauType", genericTypePack.defaultValue); popComma(c); writeRaw("}"); } @@ -404,6 +418,7 @@ struct AstJsonEncoder : public AstVisitor { writeRaw("{"); bool c = pushComma(); + writeType("AstExprTableItem"); write("kind", item.kind); switch (item.kind) { @@ -419,6 +434,17 @@ struct AstJsonEncoder : public AstVisitor writeRaw("}"); } + void write(class AstExprIfElse* node) + { + writeNode(node, "AstExprIfElse", [&]() { + PROP(condition); + PROP(hasThen); + PROP(trueExpr); + PROP(hasElse); + PROP(falseExpr); + }); + } + void write(class AstExprTable* node) { writeNode(node, "AstExprTable", [&]() { @@ -431,11 +457,11 @@ struct AstJsonEncoder : public AstVisitor switch (op) { case AstExprUnary::Not: - return writeString("not"); + return writeString("Not"); case AstExprUnary::Minus: - return writeString("minus"); + return writeString("Minus"); case AstExprUnary::Len: - return writeString("len"); + return writeString("Len"); } } @@ -541,7 +567,7 @@ struct AstJsonEncoder : public AstVisitor void write(class AstStatWhile* node) { - writeNode(node, "AtStatWhile", [&]() { + writeNode(node, "AstStatWhile", [&]() { PROP(condition); PROP(body); PROP(hasDo); @@ -684,7 +710,8 @@ struct AstJsonEncoder : public AstVisitor writeRaw("{"); bool c = pushComma(); write("name", prop.name); - write("type", prop.ty); + writeType("AstDeclaredClassProp"); + write("luauType", prop.ty); popComma(c); writeRaw("}"); } @@ -731,8 +758,9 @@ struct AstJsonEncoder : public AstVisitor bool c = pushComma(); write("name", prop.name); + writeType("AstTableProp"); write("location", prop.location); - write("type", prop.type); + write("propType", prop.type); popComma(c); writeRaw("}"); @@ -745,6 +773,24 @@ struct AstJsonEncoder : public AstVisitor PROP(indexer); }); } + + void write(struct AstTableIndexer* indexer) + { + if (indexer) + { + writeRaw("{"); + bool c = pushComma(); + write("location", indexer->location); + write("indexType", indexer->indexType); + write("resultType", indexer->resultType); + popComma(c); + writeRaw("}"); + } + else + { + writeRaw("null"); + } + } void write(class AstTypeFunction* node) { @@ -836,6 +882,12 @@ struct AstJsonEncoder : public AstVisitor return false; } + bool visit(class AstExprIfElse* node) override + { + write(node); + return false; + } + bool visit(class AstExprLocal* node) override { write(node); @@ -1093,6 +1145,42 @@ struct AstJsonEncoder : public AstVisitor write(node); return false; } + + void writeComments(std::vector commentLocations) + { + bool commentComma = false; + for (Comment comment : commentLocations) + { + if (commentComma) + { + writeRaw(","); + } + else + { + commentComma = true; + } + writeRaw("{"); + bool c = pushComma(); + switch (comment.type) + { + case Lexeme::Comment: + writeType("Comment"); + break; + case Lexeme::BlockComment: + writeType("BlockComment"); + break; + case Lexeme::BrokenComment: + writeType("BrokenComment"); + break; + default: + break; + } + write("location", comment.location); + popComma(c); + writeRaw("}"); + + } + } }; std::string toJson(AstNode* node) @@ -1102,4 +1190,15 @@ std::string toJson(AstNode* node) return encoder.str(); } +std::string toJson(AstNode* node, const std::vector& commentLocations) +{ + AstJsonEncoder encoder; + encoder.writeRaw(R"({"root":)"); + node->visit(&encoder); + encoder.writeRaw(R"(,"commentLocations":[)"); + encoder.writeComments(commentLocations); + encoder.writeRaw("]}"); + return encoder.str(); +} + } // namespace Luau diff --git a/Analysis/src/Module.cpp b/Analysis/src/Module.cpp index 95eb125e..0603a042 100644 --- a/Analysis/src/Module.cpp +++ b/Analysis/src/Module.cpp @@ -17,6 +17,7 @@ LUAU_FASTFLAG(LuauLowerBoundsCalculation); LUAU_FASTFLAG(LuauNormalizeFlagIsConservative); LUAU_FASTFLAG(DebugLuauDeferredConstraintResolution); +LUAU_FASTFLAGVARIABLE(LuauForceExportSurfacesToBeNormal, false); namespace Luau { @@ -124,15 +125,21 @@ void Module::clonePublicInterface(InternalErrorReporter& ice) moduleScope2->returnType = returnType; // TODO varargPack } + ForceNormal forceNormal{&interfaceTypes}; + if (FFlag::LuauLowerBoundsCalculation) { normalize(returnType, interfaceTypes, ice); + if (FFlag::LuauForceExportSurfacesToBeNormal) + forceNormal.traverse(returnType); if (varargPack) + { normalize(*varargPack, interfaceTypes, ice); + if (FFlag::LuauForceExportSurfacesToBeNormal) + forceNormal.traverse(*varargPack); + } } - ForceNormal forceNormal{&interfaceTypes}; - if (exportedTypeBindings) { for (auto& [name, tf] : *exportedTypeBindings) @@ -147,6 +154,16 @@ void Module::clonePublicInterface(InternalErrorReporter& ice) // We're about to freeze the memory. We know that the flag is conservative by design. Cyclic tables // won't be marked normal. If the types aren't normal by now, they never will be. forceNormal.traverse(tf.type); + for (GenericTypeDefinition param : tf.typeParams) + { + forceNormal.traverse(param.ty); + + if (param.defaultValue) + { + normalize(*param.defaultValue, interfaceTypes, ice); + forceNormal.traverse(*param.defaultValue); + } + } } } } @@ -166,7 +183,12 @@ void Module::clonePublicInterface(InternalErrorReporter& ice) { ty = clone(ty, interfaceTypes, cloneState); if (FFlag::LuauLowerBoundsCalculation) + { normalize(ty, interfaceTypes, ice); + + if (FFlag::LuauForceExportSurfacesToBeNormal) + forceNormal.traverse(ty); + } } freeze(internalTypes); diff --git a/Analysis/src/TypeInfer.cpp b/Analysis/src/TypeInfer.cpp index 20777928..ea7d81e1 100644 --- a/Analysis/src/TypeInfer.cpp +++ b/Analysis/src/TypeInfer.cpp @@ -31,6 +31,7 @@ LUAU_FASTINTVARIABLE(LuauCheckRecursionLimit, 300) LUAU_FASTINTVARIABLE(LuauVisitRecursionLimit, 500) LUAU_FASTFLAG(LuauKnowsTheDataModel3) LUAU_FASTFLAG(LuauAutocompleteDynamicLimits) +LUAU_FASTFLAGVARIABLE(LuauExpectedTableUnionIndexerType, false) LUAU_FASTFLAGVARIABLE(LuauIndexSilenceErrors, false) LUAU_FASTFLAGVARIABLE(LuauLowerBoundsCalculation, false) LUAU_FASTFLAGVARIABLE(DebugLuauFreezeDuringUnification, false) @@ -38,7 +39,6 @@ LUAU_FASTFLAGVARIABLE(LuauSelfCallAutocompleteFix2, false) LUAU_FASTFLAGVARIABLE(LuauReduceUnionRecursion, false) LUAU_FASTFLAGVARIABLE(LuauReturnAnyInsteadOfICE, false) // Eventually removed as false. LUAU_FASTFLAG(LuauNormalizeFlagIsConservative) -LUAU_FASTFLAGVARIABLE(LuauReturnTypeInferenceInNonstrict, false) LUAU_FASTFLAGVARIABLE(DebugLuauSharedSelf, false); LUAU_FASTFLAGVARIABLE(LuauAlwaysQuantify, false); LUAU_FASTFLAGVARIABLE(LuauReportErrorsOnIndexerKeyMismatch, false) @@ -50,6 +50,7 @@ LUAU_FASTFLAGVARIABLE(LuauCheckGenericHOFTypes, false) LUAU_FASTFLAGVARIABLE(LuauBinaryNeedsExpectedTypesToo, false) LUAU_FASTFLAGVARIABLE(LuauNeverTypesAndOperatorsInference, false) LUAU_FASTFLAGVARIABLE(LuauReturnsFromCallsitesAreNotWidened, false) +LUAU_FASTFLAGVARIABLE(LuauCompleteVisitor, false) namespace Luau { @@ -890,7 +891,7 @@ void TypeChecker::check(const ScopePtr& scope, const AstStatReturn& return_) TypePackId retPack = checkExprList(scope, return_.location, return_.list, false, {}, expectedTypes).type; - if (FFlag::LuauReturnTypeInferenceInNonstrict ? FFlag::LuauLowerBoundsCalculation : useConstrainedIntersections()) + if (useConstrainedIntersections()) { unifyLowerBound(retPack, scope->returnType, demoter.demotedLevel(scope->level), return_.location); return; @@ -1292,6 +1293,11 @@ void TypeChecker::check(const ScopePtr& scope, const AstStatForIn& forin) for (size_t i = 2; i < varTypes.size(); ++i) unify(nilType, varTypes[i], forin.location); } + else if (isNonstrictMode()) + { + for (TypeId var : varTypes) + unify(anyType, var, forin.location); + } else { TypeId varTy = errorRecoveryType(loopScope); @@ -1385,12 +1391,7 @@ void TypeChecker::check(const ScopePtr& scope, TypeId ty, const ScopePtr& funSco // If in nonstrict mode and allowing redefinition of global function, restore the previous definition type // in case this function has a differing signature. The signature discrepancy will be caught in checkBlock. if (previouslyDefined) - { - if (FFlag::LuauReturnTypeInferenceInNonstrict && FFlag::LuauLowerBoundsCalculation) - quantify(funScope, ty, exprName->location); - globalBindings[name] = oldBinding; - } else globalBindings[name] = {quantify(funScope, ty, exprName->location), exprName->location}; @@ -2365,9 +2366,16 @@ WithPredicate TypeChecker::checkExpr(const ScopePtr& scope, const AstExp { std::vector expectedResultTypes; for (TypeId expectedOption : expectedUnion) + { if (const TableTypeVar* ttv = get(follow(expectedOption))) + { if (auto prop = ttv->props.find(key->value.data); prop != ttv->props.end()) expectedResultTypes.push_back(prop->second.type); + else if (FFlag::LuauExpectedTableUnionIndexerType && ttv->indexer && maybeString(ttv->indexer->indexType)) + expectedResultTypes.push_back(ttv->indexer->indexResultType); + } + } + if (expectedResultTypes.size() == 1) expectedResultType = expectedResultTypes[0]; else if (expectedResultTypes.size() > 1) @@ -3367,7 +3375,7 @@ std::pair TypeChecker::checkFunctionSignature(const ScopePtr& TypePackId retPack; if (expr.returnAnnotation) retPack = resolveTypePack(funScope, *expr.returnAnnotation); - else if (FFlag::LuauReturnTypeInferenceInNonstrict ? (!FFlag::LuauLowerBoundsCalculation && isNonstrictMode()) : isNonstrictMode()) + else if (isNonstrictMode()) retPack = anyTypePack; else if (expectedFunctionType && (!FFlag::LuauCheckGenericHOFTypes || (expectedFunctionType->generics.empty() && expectedFunctionType->genericPacks.empty()))) diff --git a/CLI/Analyze.cpp b/CLI/Analyze.cpp index 479eb167..51be0fea 100644 --- a/CLI/Analyze.cpp +++ b/CLI/Analyze.cpp @@ -7,6 +7,7 @@ #include "Luau/Transpiler.h" #include "FileUtils.h" +#include "Flags.h" #ifdef CALLGRIND #include @@ -223,9 +224,7 @@ int main(int argc, char** argv) { Luau::assertHandler() = assertionHandler; - for (Luau::FValue* flag = Luau::FValue::list; flag; flag = flag->next) - if (strncmp(flag->name, "Luau", 4) == 0) - flag->value = true; + setLuauFlagsDefault(); if (argc >= 2 && strcmp(argv[1], "--help") == 0) { @@ -252,12 +251,14 @@ int main(int argc, char** argv) annotate = true; else if (strcmp(argv[i], "--timetrace") == 0) FFlag::DebugLuauTimeTracing.value = true; + else if (strncmp(argv[i], "--fflags=", 9) == 0) + setLuauFlags(argv[i] + 9); } #if !defined(LUAU_ENABLE_TIME_TRACE) if (FFlag::DebugLuauTimeTracing) { - printf("To run with --timetrace, Luau has to be built with LUAU_ENABLE_TIME_TRACE enabled\n"); + fprintf(stderr, "To run with --timetrace, Luau has to be built with LUAU_ENABLE_TIME_TRACE enabled\n"); return 1; } #endif diff --git a/CLI/Ast.cpp b/CLI/Ast.cpp index 41e53973..f3f69be8 100644 --- a/CLI/Ast.cpp +++ b/CLI/Ast.cpp @@ -62,6 +62,7 @@ int main(int argc, char** argv) Luau::AstNameTable names(allocator); Luau::ParseOptions options; + options.captureComments = true; options.supportContinueStatement = true; options.allowTypeAnnotations = true; options.allowDeclarationSyntax = true; @@ -78,7 +79,7 @@ int main(int argc, char** argv) fprintf(stderr, "\n"); } - printf("%s", Luau::toJson(parseResult.root).c_str()); + printf("%s", Luau::toJson(parseResult.root, parseResult.commentLocations).c_str()); return parseResult.errors.size() > 0 ? 1 : 0; } diff --git a/CLI/Flags.cpp b/CLI/Flags.cpp new file mode 100644 index 00000000..4e261171 --- /dev/null +++ b/CLI/Flags.cpp @@ -0,0 +1,75 @@ +// This file is part of the Luau programming language and is licensed under MIT License; see LICENSE.txt for details +#include "Luau/Common.h" +#include "Luau/ExperimentalFlags.h" + +#include + +#include +#include + +static void setLuauFlag(std::string_view name, bool state) +{ + for (Luau::FValue* flag = Luau::FValue::list; flag; flag = flag->next) + { + if (name == flag->name) + { + flag->value = state; + return; + } + } + + fprintf(stderr, "Warning: unrecognized flag '%.*s'.\n", int(name.length()), name.data()); +} + +static void setLuauFlags(bool state) +{ + for (Luau::FValue* flag = Luau::FValue::list; flag; flag = flag->next) + if (strncmp(flag->name, "Luau", 4) == 0) + flag->value = state; +} + +void setLuauFlagsDefault() +{ + for (Luau::FValue* flag = Luau::FValue::list; flag; flag = flag->next) + if (strncmp(flag->name, "Luau", 4) == 0 && !Luau::isFlagExperimental(flag->name)) + flag->value = true; +} + +void setLuauFlags(const char* list) +{ + std::string_view rest = list; + + while (!rest.empty()) + { + size_t ending = rest.find(","); + std::string_view element = rest.substr(0, ending); + + if (size_t separator = element.find('='); separator != std::string_view::npos) + { + std::string_view key = element.substr(0, separator); + std::string_view value = element.substr(separator + 1); + + if (value == "true" || value == "True") + setLuauFlag(key, true); + else if (value == "false" || value == "False") + setLuauFlag(key, false); + else + fprintf(stderr, "Warning: unrecognized value '%.*s' for flag '%.*s'.\n", int(value.length()), value.data(), int(key.length()), + key.data()); + } + else + { + if (element == "true" || element == "True") + setLuauFlags(true); + else if (element == "false" || element == "False") + setLuauFlags(false); + else + setLuauFlag(element, true); + } + + if (ending != std::string_view::npos) + rest.remove_prefix(ending + 1); + else + break; + } +} diff --git a/CLI/Flags.h b/CLI/Flags.h new file mode 100644 index 00000000..8dfb0a29 --- /dev/null +++ b/CLI/Flags.h @@ -0,0 +1,5 @@ +// This file is part of the Luau programming language and is licensed under MIT License; see LICENSE.txt for details +#pragma once + +void setLuauFlagsDefault(); +void setLuauFlags(const char* list); diff --git a/CLI/Repl.cpp b/CLI/Repl.cpp index 5fe12bec..41360731 100644 --- a/CLI/Repl.cpp +++ b/CLI/Repl.cpp @@ -8,9 +8,10 @@ #include "Luau/BytecodeBuilder.h" #include "Luau/Parser.h" -#include "FileUtils.h" -#include "Profiler.h" #include "Coverage.h" +#include "FileUtils.h" +#include "Flags.h" +#include "Profiler.h" #include "isocline.h" @@ -97,7 +98,11 @@ static int lua_require(lua_State* L) // return the module from the cache lua_getfield(L, -1, name.c_str()); if (!lua_isnil(L, -1)) + { + // L stack: _MODULES result return finishrequire(L); + } + lua_pop(L, 1); std::optional source = readFile(name + ".luau"); @@ -109,6 +114,7 @@ static int lua_require(lua_State* L) } // module needs to run in a new thread, isolated from the rest + // note: we create ML on main thread so that it doesn't inherit environment of L lua_State* GL = lua_mainthread(L); lua_State* ML = lua_newthread(GL); lua_xmove(GL, L, 1); @@ -142,11 +148,12 @@ static int lua_require(lua_State* L) } } - // there's now a return value on top of ML; stack of L is MODULES thread + // there's now a return value on top of ML; L stack: _MODULES ML lua_xmove(ML, L, 1); lua_pushvalue(L, -1); lua_setfield(L, -4, name.c_str()); + // L stack: _MODULES ML result return finishrequire(L); } @@ -682,60 +689,11 @@ static int assertionHandler(const char* expr, const char* file, int line, const return 1; } -static void setLuauFlags(bool state) -{ - for (Luau::FValue* flag = Luau::FValue::list; flag; flag = flag->next) - { - if (strncmp(flag->name, "Luau", 4) == 0) - flag->value = state; - } -} - -static void setFlag(std::string_view name, bool state) -{ - for (Luau::FValue* flag = Luau::FValue::list; flag; flag = flag->next) - { - if (name == flag->name) - { - flag->value = state; - return; - } - } - - fprintf(stderr, "Warning: --fflag unrecognized flag '%.*s'.\n\n", int(name.length()), name.data()); -} - -static void applyFlagKeyValue(std::string_view element) -{ - if (size_t separator = element.find('='); separator != std::string_view::npos) - { - std::string_view key = element.substr(0, separator); - std::string_view value = element.substr(separator + 1); - - if (value == "true") - setFlag(key, true); - else if (value == "false") - setFlag(key, false); - else - fprintf(stderr, "Warning: --fflag unrecognized value '%.*s' for flag '%.*s'.\n\n", int(value.length()), value.data(), int(key.length()), - key.data()); - } - else - { - if (element == "true") - setLuauFlags(true); - else if (element == "false") - setLuauFlags(false); - else - setFlag(element, true); - } -} - int replMain(int argc, char** argv) { Luau::assertHandler() = assertionHandler; - setLuauFlags(true); + setLuauFlagsDefault(); CliMode mode = CliMode::Unknown; CompileFormat compileFormat{}; @@ -818,27 +776,10 @@ int replMain(int argc, char** argv) else if (strcmp(argv[i], "--timetrace") == 0) { FFlag::DebugLuauTimeTracing.value = true; - -#if !defined(LUAU_ENABLE_TIME_TRACE) - printf("To run with --timetrace, Luau has to be built with LUAU_ENABLE_TIME_TRACE enabled\n"); - return 1; -#endif } else if (strncmp(argv[i], "--fflags=", 9) == 0) { - std::string_view list = argv[i] + 9; - - while (!list.empty()) - { - size_t ending = list.find(","); - - applyFlagKeyValue(list.substr(0, ending)); - - if (ending != std::string_view::npos) - list.remove_prefix(ending + 1); - else - break; - } + setLuauFlags(argv[i] + 9); } else if (argv[i][0] == '-') { @@ -848,6 +789,14 @@ int replMain(int argc, char** argv) } } +#if !defined(LUAU_ENABLE_TIME_TRACE) + if (FFlag::DebugLuauTimeTracing) + { + fprintf(stderr, "To run with --timetrace, Luau has to be built with LUAU_ENABLE_TIME_TRACE enabled\n"); + return 1; + } +#endif + const std::vector files = getSourceFiles(argc, argv); if (mode == CliMode::Unknown) { diff --git a/CodeGen/include/Luau/AssemblyBuilderX64.h b/CodeGen/include/Luau/AssemblyBuilderX64.h index 65883b49..028b2d16 100644 --- a/CodeGen/include/Luau/AssemblyBuilderX64.h +++ b/CodeGen/include/Luau/AssemblyBuilderX64.h @@ -61,12 +61,22 @@ public: void call(Label& label); void call(OperandX64 op); + void int3(); + // AVX void vaddpd(OperandX64 dst, OperandX64 src1, OperandX64 src2); void vaddps(OperandX64 dst, OperandX64 src1, OperandX64 src2); void vaddsd(OperandX64 dst, OperandX64 src1, OperandX64 src2); void vaddss(OperandX64 dst, OperandX64 src1, OperandX64 src2); + void vsubsd(OperandX64 dst, OperandX64 src1, OperandX64 src2); + void vmulsd(OperandX64 dst, OperandX64 src1, OperandX64 src2); + void vdivsd(OperandX64 dst, OperandX64 src1, OperandX64 src2); + + void vxorpd(OperandX64 dst, OperandX64 src1, OperandX64 src2); + + void vcomisd(OperandX64 src1, OperandX64 src2); + void vsqrtpd(OperandX64 dst, OperandX64 src); void vsqrtps(OperandX64 dst, OperandX64 src); void vsqrtsd(OperandX64 dst, OperandX64 src1, OperandX64 src2); diff --git a/CodeGen/include/Luau/Condition.h b/CodeGen/include/Luau/Condition.h index 36cbda95..78e4515e 100644 --- a/CodeGen/include/Luau/Condition.h +++ b/CodeGen/include/Luau/Condition.h @@ -37,8 +37,6 @@ enum class Condition Zero, NotZero, - // TODO: ordered and unordered floating-point conditions - Count }; diff --git a/CodeGen/src/AssemblyBuilderX64.cpp b/CodeGen/src/AssemblyBuilderX64.cpp index 26347225..f88063cf 100644 --- a/CodeGen/src/AssemblyBuilderX64.cpp +++ b/CodeGen/src/AssemblyBuilderX64.cpp @@ -231,6 +231,7 @@ void AssemblyBuilderX64::lea(OperandX64 lhs, OperandX64 rhs) if (logText) log("lea", lhs, rhs); + LUAU_ASSERT(rhs.cat == CategoryX64::mem); placeBinaryRegAndRegMem(lhs, rhs, 0x8d, 0x8d); } @@ -314,6 +315,14 @@ void AssemblyBuilderX64::call(OperandX64 op) commit(); } +void AssemblyBuilderX64::int3() +{ + if (logText) + log("int3"); + + place(0xcc); +} + void AssemblyBuilderX64::vaddpd(OperandX64 dst, OperandX64 src1, OperandX64 src2) { placeAvx("vaddpd", dst, src1, src2, 0x58, false, AVX_0F, AVX_66); @@ -334,6 +343,31 @@ void AssemblyBuilderX64::vaddss(OperandX64 dst, OperandX64 src1, OperandX64 src2 placeAvx("vaddss", dst, src1, src2, 0x58, false, AVX_0F, AVX_F3); } +void AssemblyBuilderX64::vsubsd(OperandX64 dst, OperandX64 src1, OperandX64 src2) +{ + placeAvx("vsubsd", dst, src1, src2, 0x5c, false, AVX_0F, AVX_F2); +} + +void AssemblyBuilderX64::vmulsd(OperandX64 dst, OperandX64 src1, OperandX64 src2) +{ + placeAvx("vmulsd", dst, src1, src2, 0x59, false, AVX_0F, AVX_F2); +} + +void AssemblyBuilderX64::vdivsd(OperandX64 dst, OperandX64 src1, OperandX64 src2) +{ + placeAvx("vdivsd", dst, src1, src2, 0x5e, false, AVX_0F, AVX_F2); +} + +void AssemblyBuilderX64::vxorpd(OperandX64 dst, OperandX64 src1, OperandX64 src2) +{ + placeAvx("vxorpd", dst, src1, src2, 0x57, false, AVX_0F, AVX_66); +} + +void AssemblyBuilderX64::vcomisd(OperandX64 src1, OperandX64 src2) +{ + placeAvx("vcomisd", src1, src2, 0x2f, false, AVX_0F, AVX_66); +} + void AssemblyBuilderX64::vsqrtpd(OperandX64 dst, OperandX64 src) { placeAvx("vsqrtpd", dst, src, 0x51, false, AVX_0F, AVX_66); @@ -494,9 +528,10 @@ void AssemblyBuilderX64::placeBinaryRegMemAndImm(OperandX64 lhs, OperandX64 rhs, LUAU_ASSERT(lhs.cat == CategoryX64::reg || lhs.cat == CategoryX64::mem); LUAU_ASSERT(rhs.cat == CategoryX64::imm); - SizeX64 size = lhs.base.size; + SizeX64 size = lhs.cat == CategoryX64::reg ? lhs.base.size : lhs.memSize; + LUAU_ASSERT(size == SizeX64::byte || size == SizeX64::dword || size == SizeX64::qword); - placeRex(lhs.base); + placeRex(lhs); if (size == SizeX64::byte) { diff --git a/Common/include/Luau/ExperimentalFlags.h b/Common/include/Luau/ExperimentalFlags.h new file mode 100644 index 00000000..3525259d --- /dev/null +++ b/Common/include/Luau/ExperimentalFlags.h @@ -0,0 +1,26 @@ +// This file is part of the Luau programming language and is licensed under MIT License; see LICENSE.txt for details +#pragma once + +#include + +namespace Luau +{ + +inline bool isFlagExperimental(const char* flag) +{ + // Flags in this list are disabled by default in various command-line tools. They may have behavior that is not fully final, + // or critical bugs that are found after the code has been submitted. + static const char* kList[] = + { + "LuauLowerBoundsCalculation", + nullptr, // makes sure we always have at least one entry + }; + + for (const char* item: kList) + if (item && strcmp(item, flag) == 0) + return true; + + return false; +} + +} diff --git a/Compiler/src/Compiler.cpp b/Compiler/src/Compiler.cpp index 2b0f04f6..8f3befad 100644 --- a/Compiler/src/Compiler.cpp +++ b/Compiler/src/Compiler.cpp @@ -27,6 +27,7 @@ LUAU_FASTFLAGVARIABLE(LuauCompileNoIpairs, false) LUAU_FASTFLAGVARIABLE(LuauCompileFoldBuiltins, false) LUAU_FASTFLAGVARIABLE(LuauCompileBetterMultret, false) +LUAU_FASTFLAGVARIABLE(LuauCompileFreeReassign, false) namespace Luau { @@ -616,7 +617,7 @@ struct Compiler } else { - AstExprLocal* le = arg->as(); + AstExprLocal* le = FFlag::LuauCompileFreeReassign ? getExprLocal(arg) : arg->as(); Variable* lv = le ? variables.find(le->local) : nullptr; // if the argument is a local that isn't mutated, we will simply reuse the existing register @@ -2200,19 +2201,27 @@ struct Compiler compileLValueUse(lv, source, /* set= */ true); } - int getExprLocalReg(AstExpr* node) + AstExprLocal* getExprLocal(AstExpr* node) { if (AstExprLocal* expr = node->as()) + return expr; + else if (AstExprGroup* expr = node->as()) + return getExprLocal(expr->expr); + else if (AstExprTypeAssertion* expr = node->as()) + return getExprLocal(expr->expr); + else + return nullptr; + } + + int getExprLocalReg(AstExpr* node) + { + if (AstExprLocal* expr = getExprLocal(node)) { // note: this can't check expr->upvalue because upvalues may be upgraded to locals during inlining Local* l = locals.find(expr->local); return l && l->allocated ? l->reg : -1; } - else if (AstExprGroup* expr = node->as()) - return getExprLocalReg(expr->expr); - else if (AstExprTypeAssertion* expr = node->as()) - return getExprLocalReg(expr->expr); else return -1; } @@ -2498,6 +2507,22 @@ struct Compiler if (options.optimizationLevel >= 1 && options.debugLevel <= 1 && areLocalsRedundant(stat)) return; + // Optimization: for 1-1 local assignments, we can reuse the register *if* neither local is mutated + if (FFlag::LuauCompileFreeReassign && options.optimizationLevel >= 1 && stat->vars.size == 1 && stat->values.size == 1) + { + if (AstExprLocal* re = getExprLocal(stat->values.data[0])) + { + Variable* lv = variables.find(stat->vars.data[0]); + Variable* rv = variables.find(re->local); + + if (int reg = getExprLocalReg(re); reg >= 0 && (!lv || !lv->written) && (!rv || !rv->written)) + { + pushLocal(stat->vars.data[0], uint8_t(reg)); + return; + } + } + } + // note: allocReg in this case allocates into parent block register - note that we don't have RegScope here uint8_t vars = allocReg(stat, unsigned(stat->vars.size)); diff --git a/Makefile b/Makefile index 7843746e..4323a321 100644 --- a/Makefile +++ b/Makefile @@ -31,15 +31,15 @@ ISOCLINE_SOURCES=extern/isocline/src/isocline.c ISOCLINE_OBJECTS=$(ISOCLINE_SOURCES:%=$(BUILD)/%.o) ISOCLINE_TARGET=$(BUILD)/libisocline.a -TESTS_SOURCES=$(wildcard tests/*.cpp) CLI/FileUtils.cpp CLI/Profiler.cpp CLI/Coverage.cpp CLI/Repl.cpp +TESTS_SOURCES=$(wildcard tests/*.cpp) CLI/FileUtils.cpp CLI/Flags.cpp CLI/Profiler.cpp CLI/Coverage.cpp CLI/Repl.cpp TESTS_OBJECTS=$(TESTS_SOURCES:%=$(BUILD)/%.o) TESTS_TARGET=$(BUILD)/luau-tests -REPL_CLI_SOURCES=CLI/FileUtils.cpp CLI/Profiler.cpp CLI/Coverage.cpp CLI/Repl.cpp CLI/ReplEntry.cpp +REPL_CLI_SOURCES=CLI/FileUtils.cpp CLI/Flags.cpp CLI/Profiler.cpp CLI/Coverage.cpp CLI/Repl.cpp CLI/ReplEntry.cpp REPL_CLI_OBJECTS=$(REPL_CLI_SOURCES:%=$(BUILD)/%.o) REPL_CLI_TARGET=$(BUILD)/luau -ANALYZE_CLI_SOURCES=CLI/FileUtils.cpp CLI/Analyze.cpp +ANALYZE_CLI_SOURCES=CLI/FileUtils.cpp CLI/Flags.cpp CLI/Analyze.cpp ANALYZE_CLI_OBJECTS=$(ANALYZE_CLI_SOURCES:%=$(BUILD)/%.o) ANALYZE_CLI_TARGET=$(BUILD)/luau-analyze @@ -117,15 +117,18 @@ $(REPL_CLI_TARGET): LDFLAGS+=-lpthread fuzz-proto fuzz-prototest: LDFLAGS+=build/libprotobuf-mutator/src/libfuzzer/libprotobuf-mutator-libfuzzer.a build/libprotobuf-mutator/src/libprotobuf-mutator.a build/libprotobuf-mutator/external.protobuf/lib/libprotobuf.a # pseudo targets -.PHONY: all test clean coverage format luau-size +.PHONY: all test clean coverage format luau-size aliases -all: $(REPL_CLI_TARGET) $(ANALYZE_CLI_TARGET) $(TESTS_TARGET) +all: $(REPL_CLI_TARGET) $(ANALYZE_CLI_TARGET) $(TESTS_TARGET) aliases + +aliases: luau luau-analyze test: $(TESTS_TARGET) $(TESTS_TARGET) $(TESTS_ARGS) clean: rm -rf $(BUILD) + rm -rf luau luau-analyze coverage: $(TESTS_TARGET) $(TESTS_TARGET) --fflags=true diff --git a/Sources.cmake b/Sources.cmake index 69f5e1b7..a4563019 100644 --- a/Sources.cmake +++ b/Sources.cmake @@ -4,6 +4,7 @@ if(NOT ${CMAKE_VERSION} VERSION_LESS "3.19") target_sources(Luau.Common PRIVATE Common/include/Luau/Common.h Common/include/Luau/Bytecode.h + Common/include/Luau/ExperimentalFlags.h ) endif() @@ -220,6 +221,8 @@ if(TARGET Luau.Repl.CLI) CLI/Coverage.cpp CLI/FileUtils.h CLI/FileUtils.cpp + CLI/Flags.h + CLI/Flags.cpp CLI/Profiler.h CLI/Profiler.cpp CLI/Repl.cpp @@ -231,6 +234,8 @@ if(TARGET Luau.Analyze.CLI) target_sources(Luau.Analyze.CLI PRIVATE CLI/FileUtils.h CLI/FileUtils.cpp + CLI/Flags.h + CLI/Flags.cpp CLI/Analyze.cpp) endif() @@ -321,6 +326,8 @@ if(TARGET Luau.CLI.Test) CLI/Coverage.cpp CLI/FileUtils.h CLI/FileUtils.cpp + CLI/Flags.h + CLI/Flags.cpp CLI/Profiler.h CLI/Profiler.cpp CLI/Repl.cpp diff --git a/VM/include/lua.h b/VM/include/lua.h index 514ea361..28d7b1c5 100644 --- a/VM/include/lua.h +++ b/VM/include/lua.h @@ -300,6 +300,7 @@ LUA_API uintptr_t lua_encodepointer(lua_State* L, uintptr_t p); LUA_API double lua_clock(); +LUA_API void lua_setuserdatatag(lua_State* L, int idx, int tag); LUA_API void lua_setuserdatadtor(lua_State* L, int tag, void (*dtor)(lua_State*, void*)); LUA_API void lua_clonefunction(lua_State* L, int idx); diff --git a/VM/src/lapi.cpp b/VM/src/lapi.cpp index 0bcb8656..e3354ea2 100644 --- a/VM/src/lapi.cpp +++ b/VM/src/lapi.cpp @@ -854,7 +854,7 @@ void lua_rawset(lua_State* L, int idx) StkId t = index2addr(L, idx); api_check(L, ttistable(t)); if (hvalue(t)->readonly) - luaG_runerror(L, "Attempt to modify a readonly table"); + luaG_readonlyerror(L); setobj2t(L, luaH_set(L, hvalue(t), L->top - 2), L->top - 1); luaC_barriert(L, hvalue(t), L->top - 1); L->top -= 2; @@ -867,7 +867,7 @@ void lua_rawseti(lua_State* L, int idx, int n) StkId o = index2addr(L, idx); api_check(L, ttistable(o)); if (hvalue(o)->readonly) - luaG_runerror(L, "Attempt to modify a readonly table"); + luaG_readonlyerror(L); setobj2t(L, luaH_setnum(L, hvalue(o), n), L->top - 1); luaC_barriert(L, hvalue(o), L->top - 1); L->top--; @@ -890,7 +890,7 @@ int lua_setmetatable(lua_State* L, int objindex) case LUA_TTABLE: { if (hvalue(obj)->readonly) - luaG_runerror(L, "Attempt to modify a readonly table"); + luaG_readonlyerror(L); hvalue(obj)->metatable = mt; if (mt) luaC_objbarrier(L, hvalue(obj), mt); @@ -1320,6 +1320,14 @@ void lua_unref(lua_State* L, int ref) return; } +void lua_setuserdatatag(lua_State* L, int idx, int tag) +{ + api_check(L, unsigned(tag) < LUA_UTAG_LIMIT); + StkId o = index2addr(L, idx); + api_check(L, ttisuserdata(o)); + uvalue(o)->tag = uint8_t(tag); +} + void lua_setuserdatadtor(lua_State* L, int tag, void (*dtor)(lua_State*, void*)) { api_check(L, unsigned(tag) < LUA_UTAG_LIMIT); diff --git a/VM/src/ldebug.cpp b/VM/src/ldebug.cpp index ef486090..29015565 100644 --- a/VM/src/ldebug.cpp +++ b/VM/src/ldebug.cpp @@ -269,6 +269,11 @@ l_noret luaG_indexerror(lua_State* L, const TValue* p1, const TValue* p2) luaG_runerror(L, "attempt to index %s with %s", t1, t2); } +l_noret luaG_readonlyerror(lua_State* L) +{ + luaG_runerror(L, "attempt to modify a readonly table"); +} + static void pusherror(lua_State* L, const char* msg) { CallInfo* ci = L->ci; diff --git a/VM/src/ldebug.h b/VM/src/ldebug.h index 75bb8dcc..8e03db36 100644 --- a/VM/src/ldebug.h +++ b/VM/src/ldebug.h @@ -19,6 +19,7 @@ LUAI_FUNC l_noret luaG_concaterror(lua_State* L, StkId p1, StkId p2); LUAI_FUNC l_noret luaG_aritherror(lua_State* L, const TValue* p1, const TValue* p2, TMS op); LUAI_FUNC l_noret luaG_ordererror(lua_State* L, const TValue* p1, const TValue* p2, TMS op); LUAI_FUNC l_noret luaG_indexerror(lua_State* L, const TValue* p1, const TValue* p2); +LUAI_FUNC l_noret luaG_readonlyerror(lua_State* L); LUAI_FUNC LUA_PRINTF_ATTR(2, 3) l_noret luaG_runerrorL(lua_State* L, const char* fmt, ...); LUAI_FUNC void luaG_pusherror(lua_State* L, const char* error); diff --git a/VM/src/ltablib.cpp b/VM/src/ltablib.cpp index 27187c61..dc653338 100644 --- a/VM/src/ltablib.cpp +++ b/VM/src/ltablib.cpp @@ -79,7 +79,7 @@ static void moveelements(lua_State* L, int srct, int dstt, int f, int e, int t) Table* dst = hvalue(L->base + (dstt - 1)); if (dst->readonly) - luaG_runerror(L, "Attempt to modify a readonly table"); + luaG_readonlyerror(L); int n = e - f + 1; /* number of elements to move */ @@ -204,7 +204,7 @@ static int tmove(lua_State* L) Table* dst = hvalue(L->base + (tt - 1)); if (dst->readonly) /* also checked in moveelements, but this blocks resizes of r/o tables */ - luaG_runerror(L, "Attempt to modify a readonly table"); + luaG_readonlyerror(L); if (t > 0 && (t - 1) <= dst->sizearray && (t - 1 + n) > dst->sizearray) { /* grow the destination table array */ @@ -482,7 +482,7 @@ static int tclear(lua_State* L) Table* tt = hvalue(L->base); if (tt->readonly) - luaG_runerror(L, "Attempt to modify a readonly table"); + luaG_readonlyerror(L); luaH_clear(tt); return 0; diff --git a/VM/src/lvmutils.cpp b/VM/src/lvmutils.cpp index b9e762eb..be4e99a9 100644 --- a/VM/src/lvmutils.cpp +++ b/VM/src/lvmutils.cpp @@ -128,7 +128,7 @@ void luaV_gettable(lua_State* L, const TValue* t, TValue* key, StkId val) } t = tm; /* else repeat with `tm' */ } - luaG_runerror(L, "loop in gettable"); + luaG_runerror(L, "'__index' chain too long; possible loop"); } void luaV_settable(lua_State* L, const TValue* t, TValue* key, StkId val) @@ -143,7 +143,7 @@ void luaV_settable(lua_State* L, const TValue* t, TValue* key, StkId val) Table* h = hvalue(t); if (h->readonly) - luaG_runerror(L, "Attempt to modify a readonly table"); + luaG_readonlyerror(L); TValue* oldval = luaH_set(L, h, key); /* do a primitive set */ @@ -169,7 +169,7 @@ void luaV_settable(lua_State* L, const TValue* t, TValue* key, StkId val) setobj(L, &temp, tm); /* avoid pointing inside table (may rehash) */ t = &temp; } - luaG_runerror(L, "loop in settable"); + luaG_runerror(L, "'__newindex' chain too long; possible loop"); } static int call_binTM(lua_State* L, const TValue* p1, const TValue* p2, StkId res, TMS event) diff --git a/bench/tests/tictactoe.lua b/bench/tests/tictactoe.lua index ae63f5f7..91d38f95 100644 --- a/bench/tests/tictactoe.lua +++ b/bench/tests/tictactoe.lua @@ -139,7 +139,7 @@ function test() for _, curr_qdr in pairs(negaMax.index_quadruplets) do -- iterate over all index quadruplets -- count the empty positions and positions occupied by the side whos move it is local player_plus_fields, player_minus_fields, empties = 0, 0, 0 - for _, index in pairs(curr_qdr) do -- iterate over all indices + for _, index in next, curr_qdr do -- iterate over all indices if board[index] == 0 then empties = empties + 1 elseif board[index] == 1 then @@ -225,4 +225,4 @@ function test() return t1-t0 end -bench.runCode(test, "tictactoe") \ No newline at end of file +bench.runCode(test, "tictactoe") diff --git a/fuzz/proto.cpp b/fuzz/proto.cpp index 22483f9e..f64b6157 100644 --- a/fuzz/proto.cpp +++ b/fuzz/proto.cpp @@ -333,7 +333,7 @@ DEFINE_PROTO_FUZZER(const luau::ModuleSet& message) try { Luau::BytecodeBuilder bcb; - Luau::compileOrThrow(bcb, parseResult.root, parseNameTable, compileOptions); + Luau::compileOrThrow(bcb, parseResult, parseNameTable, compileOptions); bytecode = bcb.getBytecode(); } catch (const Luau::CompileError&) diff --git a/tests/AssemblyBuilderX64.test.cpp b/tests/AssemblyBuilderX64.test.cpp index 15813ae9..28ce6a82 100644 --- a/tests/AssemblyBuilderX64.test.cpp +++ b/tests/AssemblyBuilderX64.test.cpp @@ -155,6 +155,13 @@ TEST_CASE_FIXTURE(AssemblyBuilderX64Fixture, "BaseBinaryInstructionForms") SINGLE_COMPARE(add(qword[rax + r13 * 2 + 0x1b], rsi), 0x4a, 0x01, 0x74, 0x68, 0x1b); SINGLE_COMPARE(add(qword[rbp + rbx * 2], rsi), 0x48, 0x01, 0x74, 0x5d, 0x00); SINGLE_COMPARE(add(qword[rsp + r10 * 2 + 0x1b], r10), 0x4e, 0x01, 0x54, 0x54, 0x1b); + + // [addr], imm + SINGLE_COMPARE(add(byte[rax], 2), 0x80, 0x00, 0x02); + SINGLE_COMPARE(add(dword[rax], 2), 0x83, 0x00, 0x02); + SINGLE_COMPARE(add(dword[rax], 0xabcd), 0x81, 0x00, 0xcd, 0xab, 0x00, 0x00); + SINGLE_COMPARE(add(qword[rax], 2), 0x48, 0x83, 0x00, 0x02); + SINGLE_COMPARE(add(qword[rax], 0xabcd), 0x48, 0x81, 0x00, 0xcd, 0xab, 0x00, 0x00); } TEST_CASE_FIXTURE(AssemblyBuilderX64Fixture, "BaseUnaryInstructionForms") @@ -304,6 +311,13 @@ TEST_CASE_FIXTURE(AssemblyBuilderX64Fixture, "AVXBinaryInstructionForms") SINGLE_COMPARE(vaddps(xmm9, xmm12, xmmword[r9 + r14 * 2 + 0x1c]), 0xc4, 0x01, 0x98, 0x58, 0x4c, 0x71, 0x1c); SINGLE_COMPARE(vaddps(ymm1, ymm2, ymm3), 0xc4, 0xe1, 0xec, 0x58, 0xcb); SINGLE_COMPARE(vaddps(ymm9, ymm12, ymmword[r9 + r14 * 2 + 0x1c]), 0xc4, 0x01, 0x9c, 0x58, 0x4c, 0x71, 0x1c); + + // Coverage for other instructions that follow the same pattern + SINGLE_COMPARE(vsubsd(xmm8, xmm10, xmm14), 0xc4, 0x41, 0xab, 0x5c, 0xc6); + SINGLE_COMPARE(vmulsd(xmm8, xmm10, xmm14), 0xc4, 0x41, 0xab, 0x59, 0xc6); + SINGLE_COMPARE(vdivsd(xmm8, xmm10, xmm14), 0xc4, 0x41, 0xab, 0x5e, 0xc6); + + SINGLE_COMPARE(vxorpd(xmm8, xmm10, xmm14), 0xc4, 0x41, 0xa9, 0x57, 0xc6); } TEST_CASE_FIXTURE(AssemblyBuilderX64Fixture, "AVXUnaryMergeInstructionForms") @@ -318,6 +332,9 @@ TEST_CASE_FIXTURE(AssemblyBuilderX64Fixture, "AVXUnaryMergeInstructionForms") SINGLE_COMPARE(vsqrtsd(xmm8, xmm10, qword[r9]), 0xc4, 0x41, 0xab, 0x51, 0x01); SINGLE_COMPARE(vsqrtss(xmm8, xmm10, xmm14), 0xc4, 0x41, 0xaa, 0x51, 0xc6); SINGLE_COMPARE(vsqrtss(xmm8, xmm10, dword[r9]), 0xc4, 0x41, 0xaa, 0x51, 0x01); + + // Coverage for other instructions that follow the same pattern + SINGLE_COMPARE(vcomisd(xmm8, xmm10), 0xc4, 0x41, 0xf9, 0x2f, 0xc2); } TEST_CASE_FIXTURE(AssemblyBuilderX64Fixture, "AVXMoveInstructionForms") @@ -342,6 +359,11 @@ TEST_CASE_FIXTURE(AssemblyBuilderX64Fixture, "AVXMoveInstructionForms") SINGLE_COMPARE(vmovups(ymm8, ymmword[r9]), 0xc4, 0x41, 0xfc, 0x10, 0x01); } +TEST_CASE_FIXTURE(AssemblyBuilderX64Fixture, "MiscInstructions") +{ + SINGLE_COMPARE(int3(), 0xcc); +} + TEST_CASE("LogTest") { AssemblyBuilderX64 build(/* logText= */ true); @@ -366,6 +388,7 @@ TEST_CASE("LogTest") build.vmovapd(xmmword[rax], xmm11); build.pop(r12); build.ret(); + build.int3(); build.finalize(); @@ -388,6 +411,7 @@ TEST_CASE("LogTest") vmovapd xmmword ptr [rax],xmm11 pop r12 ret + int3 )"; CHECK(same); } diff --git a/tests/Compiler.test.cpp b/tests/Compiler.test.cpp index 46fde067..c1917638 100644 --- a/tests/Compiler.test.cpp +++ b/tests/Compiler.test.cpp @@ -3793,6 +3793,8 @@ RETURN R0 1 TEST_CASE("SharedClosure") { + ScopedFastFlag sff("LuauCompileFreeReassign", true); + // closures can be shared even if functions refer to upvalues, as long as upvalues are top-level CHECK_EQ("\n" + compileFunction(R"( local val = ... @@ -3940,11 +3942,10 @@ LOADN R2 1 LOADN R0 10 LOADN R1 1 FORNPREP R0 L5 -L4: MOVE R3 R2 -GETIMPORT R4 1 -NEWCLOSURE R5 P2 -CAPTURE VAL R3 -CALL R4 1 0 +L4: GETIMPORT R3 1 +NEWCLOSURE R4 P2 +CAPTURE VAL R2 +CALL R3 1 0 FORNLOOP R0 L4 L5: RETURN R0 0 )"); @@ -6157,4 +6158,88 @@ RETURN R0 1 )"); } +TEST_CASE("LocalReassign") +{ + ScopedFastFlag sff("LuauCompileFreeReassign", true); + + // locals can be re-assigned and the register gets reused + CHECK_EQ("\n" + compileFunction0(R"( +local function test(a, b) + local c = a + return c + b +end +)"), R"( +ADD R2 R0 R1 +RETURN R2 1 +)"); + + // this works if the expression is using type casts or grouping + CHECK_EQ("\n" + compileFunction0(R"( +local function test(a, b) + local c = (a :: number) + return c + b +end +)"), R"( +ADD R2 R0 R1 +RETURN R2 1 +)"); + + // the optimization requires that neither local is mutated + CHECK_EQ("\n" + compileFunction0(R"( +local function test(a, b) + local c = a + c += 0 + local d = b + b += 0 + return c + d +end +)"), R"( +MOVE R2 R0 +ADDK R2 R2 K0 +MOVE R3 R1 +ADDK R1 R1 K0 +ADD R4 R2 R3 +RETURN R4 1 +)"); + + // sanity check for two values + CHECK_EQ("\n" + compileFunction0(R"( +local function test(a, b) + local c = a + local d = b + return c + d +end +)"), R"( +ADD R2 R0 R1 +RETURN R2 1 +)"); + + // note: we currently only support this for single assignments + CHECK_EQ("\n" + compileFunction0(R"( +local function test(a, b) + local c, d = a, b + return c + d +end +)"), R"( +MOVE R2 R0 +MOVE R3 R1 +ADD R4 R2 R3 +RETURN R4 1 +)"); + + // of course, captures capture the original register as well (by value since it's immutable) + CHECK_EQ("\n" + compileFunction(R"( +local function test(a, b) + local c = a + local d = b + return function() return c + d end +end +)", 1), R"( +NEWCLOSURE R2 P0 +CAPTURE VAL R0 +CAPTURE VAL R1 +RETURN R2 1 +)"); +} + TEST_SUITE_END(); diff --git a/tests/Conformance.test.cpp b/tests/Conformance.test.cpp index 52a578e5..fc8ab2f9 100644 --- a/tests/Conformance.test.cpp +++ b/tests/Conformance.test.cpp @@ -254,9 +254,9 @@ TEST_CASE("Math") runConformance("math.lua"); } -TEST_CASE("Table") +TEST_CASE("Tables") { - runConformance("nextvar.lua", [](lua_State* L) { + runConformance("tables.lua", [](lua_State* L) { lua_pushcfunction( L, [](lua_State* L) { @@ -1202,6 +1202,10 @@ TEST_CASE("UserdataApi") CHECK(lua_touserdatatagged(L, -1, 41) == nullptr); CHECK(lua_userdatatag(L, -1) == 42); + lua_setuserdatatag(L, -1, 43); + CHECK(lua_userdatatag(L, -1) == 43); + lua_setuserdatatag(L, -1, 42); + // user data with inline dtor void* ud3 = lua_newuserdatadtor(L, 4, [](void* data) { dtorhits += *(int*)data; diff --git a/tests/Frontend.test.cpp b/tests/Frontend.test.cpp index 4efa74d9..0382f227 100644 --- a/tests/Frontend.test.cpp +++ b/tests/Frontend.test.cpp @@ -1025,4 +1025,73 @@ TEST_CASE("check_without_builtin_next") frontend.check("Module/B"); } +TEST_CASE_FIXTURE(BuiltinsFixture, "reexport_cyclic_type") +{ + ScopedFastFlag sff[] = { + {"LuauForceExportSurfacesToBeNormal", true}, + {"LuauLowerBoundsCalculation", true}, + {"LuauNormalizeFlagIsConservative", true}, + }; + + fileResolver.source["Module/A"] = R"( + type F = (set: G) -> () + + export type G = { + forEach: (a: F) -> (), + } + + function X(a: F): () + end + + return X + )"; + + fileResolver.source["Module/B"] = R"( + --!strict + local A = require(script.Parent.A) + + export type G = A.G + + return { + A = A, + } + )"; + + CheckResult result = frontend.check("Module/B"); + + LUAU_REQUIRE_NO_ERRORS(result); +} + +TEST_CASE_FIXTURE(BuiltinsFixture, "reexport_type_alias") +{ + ScopedFastFlag sff[] = { + {"LuauForceExportSurfacesToBeNormal", true}, + {"LuauLowerBoundsCalculation", true}, + {"LuauNormalizeFlagIsConservative", true}, + }; + + fileResolver.source["Module/A"] = R"( + type KeyOfTestEvents = "test-file-start" | "test-file-success" | "test-file-failure" | "test-case-result" + type unknown = any + + export type TestFileEvent = ( + eventName: T, + args: any --[[ ROBLOX TODO: Unhandled node for type: TSIndexedAccessType ]] --[[ TestEvents[T] ]] + ) -> unknown + + return {} + )"; + + fileResolver.source["Module/B"] = R"( + --!strict + local A = require(script.Parent.A) + + export type TestFileEvent = A.TestFileEvent + )"; + + CheckResult result = frontend.check("Module/B"); + + LUAU_REQUIRE_NO_ERRORS(result); +} + TEST_SUITE_END(); diff --git a/tests/JsonEncoder.test.cpp b/tests/JsonEncoder.test.cpp index 8a263bd2..b16ad3e2 100644 --- a/tests/JsonEncoder.test.cpp +++ b/tests/JsonEncoder.test.cpp @@ -56,10 +56,19 @@ TEST_CASE("encode_constants") AstExprConstantNil nil{Location()}; AstExprConstantBool b{Location(), true}; AstExprConstantNumber n{Location(), 8.2}; + AstExprConstantNumber bigNum{Location(), 0.1677721600000003}; + + AstArray charString; + charString.data = const_cast("a\x1d\0\\\"b"); + charString.size = 6; + + AstExprConstantString needsEscaping{Location(), charString}; CHECK_EQ(R"({"type":"AstExprConstantNil","location":"0,0 - 0,0"})", toJson(&nil)); CHECK_EQ(R"({"type":"AstExprConstantBool","location":"0,0 - 0,0","value":true})", toJson(&b)); - CHECK_EQ(R"({"type":"AstExprConstantNumber","location":"0,0 - 0,0","value":8.2})", toJson(&n)); + CHECK_EQ(R"({"type":"AstExprConstantNumber","location":"0,0 - 0,0","value":8.1999999999999993})", toJson(&n)); + CHECK_EQ(R"({"type":"AstExprConstantNumber","location":"0,0 - 0,0","value":0.16777216000000031})", toJson(&bigNum)); + CHECK_EQ("{\"type\":\"AstExprConstantString\",\"location\":\"0,0 - 0,0\",\"value\":\"a\\u001d\\u0000\\\\\\\"b\"}", toJson(&needsEscaping)); } TEST_CASE("basic_escaping") @@ -87,7 +96,7 @@ TEST_CASE("encode_AstStatBlock") AstStatBlock block{Location(), bodyArray}; CHECK_EQ( - (R"({"type":"AstStatBlock","location":"0,0 - 0,0","body":[{"type":"AstStatLocal","location":"0,0 - 0,0","vars":[{"type":null,"name":"a_local","location":"0,0 - 0,0"}],"values":[]}]})"), + (R"({"type":"AstStatBlock","location":"0,0 - 0,0","body":[{"type":"AstStatLocal","location":"0,0 - 0,0","vars":[{"luauType":null,"name":"a_local","type":"AstLocal","location":"0,0 - 0,0"}],"values":[]}]})"), toJson(&block)); } @@ -106,7 +115,31 @@ TEST_CASE_FIXTURE(JsonEncoderFixture, "encode_tables") CHECK( json == - R"({"type":"AstStatBlock","location":"0,0 - 6,4","body":[{"type":"AstStatLocal","location":"1,8 - 5,9","vars":[{"type":{"type":"AstTypeTable","location":"1,17 - 3,9","props":[{"name":"foo","location":"2,12 - 2,15","type":{"type":"AstTypeReference","location":"2,17 - 2,23","name":"number","parameters":[]}}],"indexer":false},"name":"x","location":"1,14 - 1,15"}],"values":[{"type":"AstExprTable","location":"3,12 - 5,9","items":[{"kind":"record","key":{"type":"AstExprConstantString","location":"4,12 - 4,15","value":"foo"},"value":{"type":"AstExprConstantNumber","location":"4,18 - 4,21","value":123}}]}]}]})"); + R"({"type":"AstStatBlock","location":"0,0 - 6,4","body":[{"type":"AstStatLocal","location":"1,8 - 5,9","vars":[{"luauType":{"type":"AstTypeTable","location":"1,17 - 3,9","props":[{"name":"foo","type":"AstTableProp","location":"2,12 - 2,15","propType":{"type":"AstTypeReference","location":"2,17 - 2,23","name":"number","parameters":[]}}],"indexer":null},"name":"x","type":"AstLocal","location":"1,14 - 1,15"}],"values":[{"type":"AstExprTable","location":"3,12 - 5,9","items":[{"type":"AstExprTableItem","kind":"record","key":{"type":"AstExprConstantString","location":"4,12 - 4,15","value":"foo"},"value":{"type":"AstExprConstantNumber","location":"4,18 - 4,21","value":123}}]}]}]})"); +} + +TEST_CASE_FIXTURE(JsonEncoderFixture, "encode_table_array") +{ + std::string src = R"(type X = {string})"; + + AstStatBlock* root = expectParse(src); + std::string json = toJson(root); + + CHECK( + json == + R"({"type":"AstStatBlock","location":"0,0 - 0,17","body":[{"type":"AstStatTypeAlias","location":"0,0 - 0,17","name":"X","generics":[],"genericPacks":[],"type":{"type":"AstTypeTable","location":"0,9 - 0,17","props":[],"indexer":{"location":"0,10 - 0,16","indexType":{"type":"AstTypeReference","location":"0,10 - 0,16","name":"number","parameters":[]},"resultType":{"type":"AstTypeReference","location":"0,10 - 0,16","name":"string","parameters":[]}}},"exported":false}]})"); +} + +TEST_CASE_FIXTURE(JsonEncoderFixture, "encode_table_indexer") +{ + std::string src = R"(type X = {string})"; + + AstStatBlock* root = expectParse(src); + std::string json = toJson(root); + + CHECK( + json == + R"({"type":"AstStatBlock","location":"0,0 - 0,17","body":[{"type":"AstStatTypeAlias","location":"0,0 - 0,17","name":"X","generics":[],"genericPacks":[],"type":{"type":"AstTypeTable","location":"0,9 - 0,17","props":[],"indexer":{"location":"0,10 - 0,16","indexType":{"type":"AstTypeReference","location":"0,10 - 0,16","name":"number","parameters":[]},"resultType":{"type":"AstTypeReference","location":"0,10 - 0,16","name":"string","parameters":[]}}},"exported":false}]})"); } TEST_CASE("encode_AstExprGroup") @@ -132,12 +165,23 @@ TEST_CASE("encode_AstExprGlobal") CHECK(json == expected); } +TEST_CASE_FIXTURE(JsonEncoderFixture, "encode_AstExprIfThen") +{ + AstStat* statement = expectParseStatement("local a = if x then y else z"); + + std::string_view expected = + R"({"type":"AstStatLocal","location":"0,0 - 0,28","vars":[{"luauType":null,"name":"a","type":"AstLocal","location":"0,6 - 0,7"}],"values":[{"type":"AstExprIfElse","location":"0,10 - 0,28","condition":{"type":"AstExprGlobal","location":"0,13 - 0,14","global":"x"},"hasThen":true,"trueExpr":{"type":"AstExprGlobal","location":"0,20 - 0,21","global":"y"},"hasElse":true,"falseExpr":{"type":"AstExprGlobal","location":"0,27 - 0,28","global":"z"}}]})"; + + CHECK(toJson(statement) == expected); +} + + TEST_CASE("encode_AstExprLocal") { AstLocal local{AstName{"foo"}, Location{}, nullptr, 0, 0, nullptr}; AstExprLocal exprLocal{Location{}, &local, false}; - CHECK(toJson(&exprLocal) == R"({"type":"AstExprLocal","location":"0,0 - 0,0","local":{"type":null,"name":"foo","location":"0,0 - 0,0"}})"); + CHECK(toJson(&exprLocal) == R"({"type":"AstExprLocal","location":"0,0 - 0,0","local":{"luauType":null,"name":"foo","type":"AstLocal","location":"0,0 - 0,0"}})"); } TEST_CASE("encode_AstExprVarargs") @@ -181,7 +225,7 @@ TEST_CASE_FIXTURE(JsonEncoderFixture, "encode_AstExprFunction") AstExpr* expr = expectParseExpr("function (a) return a end"); std::string_view expected = - R"({"type":"AstExprFunction","location":"0,4 - 0,29","generics":[],"genericPacks":[],"args":[{"type":null,"name":"a","location":"0,14 - 0,15"}],"vararg":false,"varargLocation":"0,0 - 0,0","body":{"type":"AstStatBlock","location":"0,16 - 0,26","body":[{"type":"AstStatReturn","location":"0,17 - 0,25","list":[{"type":"AstExprLocal","location":"0,24 - 0,25","local":{"type":null,"name":"a","location":"0,14 - 0,15"}}]}]},"functionDepth":1,"debugname":"","hasEnd":true})"; + R"({"type":"AstExprFunction","location":"0,4 - 0,29","generics":[],"genericPacks":[],"args":[{"luauType":null,"name":"a","type":"AstLocal","location":"0,14 - 0,15"}],"vararg":false,"varargLocation":"0,0 - 0,0","body":{"type":"AstStatBlock","location":"0,16 - 0,26","body":[{"type":"AstStatReturn","location":"0,17 - 0,25","list":[{"type":"AstExprLocal","location":"0,24 - 0,25","local":{"luauType":null,"name":"a","type":"AstLocal","location":"0,14 - 0,15"}}]}]},"functionDepth":1,"debugname":"","hasEnd":true})"; CHECK(toJson(expr) == expected); } @@ -191,7 +235,7 @@ TEST_CASE_FIXTURE(JsonEncoderFixture, "encode_AstExprTable") AstExpr* expr = expectParseExpr("{true, key=true, [key2]=true}"); std::string_view expected = - R"({"type":"AstExprTable","location":"0,4 - 0,33","items":[{"kind":"item","value":{"type":"AstExprConstantBool","location":"0,5 - 0,9","value":true}},{"kind":"record","key":{"type":"AstExprConstantString","location":"0,11 - 0,14","value":"key"},"value":{"type":"AstExprConstantBool","location":"0,15 - 0,19","value":true}},{"kind":"general","key":{"type":"AstExprGlobal","location":"0,22 - 0,26","global":"key2"},"value":{"type":"AstExprConstantBool","location":"0,28 - 0,32","value":true}}]})"; + R"({"type":"AstExprTable","location":"0,4 - 0,33","items":[{"type":"AstExprTableItem","kind":"item","value":{"type":"AstExprConstantBool","location":"0,5 - 0,9","value":true}},{"type":"AstExprTableItem","kind":"record","key":{"type":"AstExprConstantString","location":"0,11 - 0,14","value":"key"},"value":{"type":"AstExprConstantBool","location":"0,15 - 0,19","value":true}},{"type":"AstExprTableItem","kind":"general","key":{"type":"AstExprGlobal","location":"0,22 - 0,26","global":"key2"},"value":{"type":"AstExprConstantBool","location":"0,28 - 0,32","value":true}}]})"; CHECK(toJson(expr) == expected); } @@ -201,7 +245,7 @@ TEST_CASE_FIXTURE(JsonEncoderFixture, "encode_AstExprUnary") AstExpr* expr = expectParseExpr("-b"); std::string_view expected = - R"({"type":"AstExprUnary","location":"0,4 - 0,6","op":"minus","expr":{"type":"AstExprGlobal","location":"0,5 - 0,6","global":"b"}})"; + R"({"type":"AstExprUnary","location":"0,4 - 0,6","op":"Minus","expr":{"type":"AstExprGlobal","location":"0,5 - 0,6","global":"b"}})"; CHECK(toJson(expr) == expected); } @@ -259,7 +303,7 @@ TEST_CASE_FIXTURE(JsonEncoderFixture, "encode_AstStatWhile") AstStat* statement = expectParseStatement("while true do end"); std::string_view expected = - R"({"type":"AtStatWhile","location":"0,0 - 0,17","condition":{"type":"AstExprConstantBool","location":"0,6 - 0,10","value":true},"body":{"type":"AstStatBlock","location":"0,13 - 0,14","body":[]},"hasDo":true,"hasEnd":true})"; + R"({"type":"AstStatWhile","location":"0,0 - 0,17","condition":{"type":"AstExprConstantBool","location":"0,6 - 0,10","value":true},"body":{"type":"AstStatBlock","location":"0,13 - 0,14","body":[]},"hasDo":true,"hasEnd":true})"; CHECK(toJson(statement) == expected); } @@ -279,7 +323,7 @@ TEST_CASE_FIXTURE(JsonEncoderFixture, "encode_AstStatBreak") AstStat* statement = expectParseStatement("while true do break end"); std::string_view expected = - R"({"type":"AtStatWhile","location":"0,0 - 0,23","condition":{"type":"AstExprConstantBool","location":"0,6 - 0,10","value":true},"body":{"type":"AstStatBlock","location":"0,13 - 0,20","body":[{"type":"AstStatBreak","location":"0,14 - 0,19"}]},"hasDo":true,"hasEnd":true})"; + R"({"type":"AstStatWhile","location":"0,0 - 0,23","condition":{"type":"AstExprConstantBool","location":"0,6 - 0,10","value":true},"body":{"type":"AstStatBlock","location":"0,13 - 0,20","body":[{"type":"AstStatBreak","location":"0,14 - 0,19"}]},"hasDo":true,"hasEnd":true})"; CHECK(toJson(statement) == expected); } @@ -289,7 +333,7 @@ TEST_CASE_FIXTURE(JsonEncoderFixture, "encode_AstStatContinue") AstStat* statement = expectParseStatement("while true do continue end"); std::string_view expected = - R"({"type":"AtStatWhile","location":"0,0 - 0,26","condition":{"type":"AstExprConstantBool","location":"0,6 - 0,10","value":true},"body":{"type":"AstStatBlock","location":"0,13 - 0,23","body":[{"type":"AstStatContinue","location":"0,14 - 0,22"}]},"hasDo":true,"hasEnd":true})"; + R"({"type":"AstStatWhile","location":"0,0 - 0,26","condition":{"type":"AstExprConstantBool","location":"0,6 - 0,10","value":true},"body":{"type":"AstStatBlock","location":"0,13 - 0,23","body":[{"type":"AstStatContinue","location":"0,14 - 0,22"}]},"hasDo":true,"hasEnd":true})"; CHECK(toJson(statement) == expected); } @@ -299,7 +343,7 @@ TEST_CASE_FIXTURE(JsonEncoderFixture, "encode_AstStatFor") AstStat* statement = expectParseStatement("for a=0,1 do end"); std::string_view expected = - R"({"type":"AstStatFor","location":"0,0 - 0,16","var":{"type":null,"name":"a","location":"0,4 - 0,5"},"from":{"type":"AstExprConstantNumber","location":"0,6 - 0,7","value":0},"to":{"type":"AstExprConstantNumber","location":"0,8 - 0,9","value":1},"body":{"type":"AstStatBlock","location":"0,12 - 0,13","body":[]},"hasDo":true,"hasEnd":true})"; + R"({"type":"AstStatFor","location":"0,0 - 0,16","var":{"luauType":null,"name":"a","type":"AstLocal","location":"0,4 - 0,5"},"from":{"type":"AstExprConstantNumber","location":"0,6 - 0,7","value":0},"to":{"type":"AstExprConstantNumber","location":"0,8 - 0,9","value":1},"body":{"type":"AstStatBlock","location":"0,12 - 0,13","body":[]},"hasDo":true,"hasEnd":true})"; CHECK(toJson(statement) == expected); } @@ -309,7 +353,7 @@ TEST_CASE_FIXTURE(JsonEncoderFixture, "encode_AstStatForIn") AstStat* statement = expectParseStatement("for a in b do end"); std::string_view expected = - R"({"type":"AstStatForIn","location":"0,0 - 0,17","vars":[{"type":null,"name":"a","location":"0,4 - 0,5"}],"values":[{"type":"AstExprGlobal","location":"0,9 - 0,10","global":"b"}],"body":{"type":"AstStatBlock","location":"0,13 - 0,14","body":[]},"hasIn":true,"hasDo":true,"hasEnd":true})"; + R"({"type":"AstStatForIn","location":"0,0 - 0,17","vars":[{"luauType":null,"name":"a","type":"AstLocal","location":"0,4 - 0,5"}],"values":[{"type":"AstExprGlobal","location":"0,9 - 0,10","global":"b"}],"body":{"type":"AstStatBlock","location":"0,13 - 0,14","body":[]},"hasIn":true,"hasDo":true,"hasEnd":true})"; CHECK(toJson(statement) == expected); } @@ -329,7 +373,7 @@ TEST_CASE_FIXTURE(JsonEncoderFixture, "encode_AstStatLocalFunction") AstStat* statement = expectParseStatement("local function a(b) return end"); std::string_view expected = - R"({"type":"AstStatLocalFunction","location":"0,0 - 0,30","name":{"type":null,"name":"a","location":"0,15 - 0,16"},"func":{"type":"AstExprFunction","location":"0,0 - 0,30","generics":[],"genericPacks":[],"args":[{"type":null,"name":"b","location":"0,17 - 0,18"}],"vararg":false,"varargLocation":"0,0 - 0,0","body":{"type":"AstStatBlock","location":"0,19 - 0,27","body":[{"type":"AstStatReturn","location":"0,20 - 0,26","list":[]}]},"functionDepth":1,"debugname":"a","hasEnd":true}})"; + R"({"type":"AstStatLocalFunction","location":"0,0 - 0,30","name":{"luauType":null,"name":"a","type":"AstLocal","location":"0,15 - 0,16"},"func":{"type":"AstExprFunction","location":"0,0 - 0,30","generics":[],"genericPacks":[],"args":[{"luauType":null,"name":"b","type":"AstLocal","location":"0,17 - 0,18"}],"vararg":false,"varargLocation":"0,0 - 0,0","body":{"type":"AstStatBlock","location":"0,19 - 0,27","body":[{"type":"AstStatReturn","location":"0,20 - 0,26","list":[]}]},"functionDepth":1,"debugname":"a","hasEnd":true}})"; CHECK(toJson(statement) == expected); } @@ -349,7 +393,7 @@ TEST_CASE_FIXTURE(JsonEncoderFixture, "encode_AstStatDeclareFunction") AstStat* statement = expectParseStatement("declare function foo(x: number): string"); std::string_view expected = - R"({"type":"AstStatDeclareFunction","location":"0,0 - 0,39","name":"foo","params":{"types":[{"type":"AstTypeReference","location":"0,24 - 0,30","name":"number","parameters":[]}]},"retTypes":{"types":[{"type":"AstTypeReference","location":"0,33 - 0,39","name":"string","parameters":[]}]},"generics":[],"genericPacks":[]})"; + R"({"type":"AstStatDeclareFunction","location":"0,0 - 0,39","name":"foo","params":{"type":"AstTypeList","types":[{"type":"AstTypeReference","location":"0,24 - 0,30","name":"number","parameters":[]}]},"retTypes":{"type":"AstTypeList","types":[{"type":"AstTypeReference","location":"0,33 - 0,39","name":"string","parameters":[]}]},"generics":[],"genericPacks":[]})"; CHECK(toJson(statement) == expected); } @@ -370,11 +414,11 @@ TEST_CASE_FIXTURE(JsonEncoderFixture, "encode_AstStatDeclareClass") REQUIRE(2 == root->body.size); std::string_view expected1 = - R"({"type":"AstStatDeclareClass","location":"1,22 - 4,11","name":"Foo","props":[{"name":"prop","type":{"type":"AstTypeReference","location":"2,18 - 2,24","name":"number","parameters":[]}},{"name":"method","type":{"type":"AstTypeFunction","location":"3,21 - 4,11","generics":[],"genericPacks":[],"argTypes":{"types":[{"type":"AstTypeReference","location":"3,39 - 3,45","name":"number","parameters":[]}]},"returnTypes":{"types":[{"type":"AstTypeReference","location":"3,48 - 3,54","name":"string","parameters":[]}]}}}]})"; + R"({"type":"AstStatDeclareClass","location":"1,22 - 4,11","name":"Foo","props":[{"name":"prop","type":"AstDeclaredClassProp","luauType":{"type":"AstTypeReference","location":"2,18 - 2,24","name":"number","parameters":[]}},{"name":"method","type":"AstDeclaredClassProp","luauType":{"type":"AstTypeFunction","location":"3,21 - 4,11","generics":[],"genericPacks":[],"argTypes":{"type":"AstTypeList","types":[{"type":"AstTypeReference","location":"3,39 - 3,45","name":"number","parameters":[]}]},"returnTypes":{"type":"AstTypeList","types":[{"type":"AstTypeReference","location":"3,48 - 3,54","name":"string","parameters":[]}]}}}]})"; CHECK(toJson(root->body.data[0]) == expected1); std::string_view expected2 = - R"({"type":"AstStatDeclareClass","location":"6,22 - 8,11","name":"Bar","superName":"Foo","props":[{"name":"prop2","type":{"type":"AstTypeReference","location":"7,19 - 7,25","name":"string","parameters":[]}}]})"; + R"({"type":"AstStatDeclareClass","location":"6,22 - 8,11","name":"Bar","superName":"Foo","props":[{"name":"prop2","type":"AstDeclaredClassProp","luauType":{"type":"AstTypeReference","location":"7,19 - 7,25","name":"string","parameters":[]}}]})"; CHECK(toJson(root->body.data[1]) == expected2); } @@ -383,7 +427,7 @@ TEST_CASE_FIXTURE(JsonEncoderFixture, "encode_annotation") AstStat* statement = expectParseStatement("type T = ((number) -> (string | nil)) & ((string) -> ())"); std::string_view expected = - R"({"type":"AstStatTypeAlias","location":"0,0 - 0,55","name":"T","generics":[],"genericPacks":[],"type":{"type":"AstTypeIntersection","location":"0,9 - 0,55","types":[{"type":"AstTypeFunction","location":"0,10 - 0,35","generics":[],"genericPacks":[],"argTypes":{"types":[{"type":"AstTypeReference","location":"0,11 - 0,17","name":"number","parameters":[]}]},"returnTypes":{"types":[{"type":"AstTypeUnion","location":"0,23 - 0,35","types":[{"type":"AstTypeReference","location":"0,23 - 0,29","name":"string","parameters":[]},{"type":"AstTypeReference","location":"0,32 - 0,35","name":"nil","parameters":[]}]}]}},{"type":"AstTypeFunction","location":"0,41 - 0,55","generics":[],"genericPacks":[],"argTypes":{"types":[{"type":"AstTypeReference","location":"0,42 - 0,48","name":"string","parameters":[]}]},"returnTypes":{"types":[]}}]},"exported":false})"; + R"({"type":"AstStatTypeAlias","location":"0,0 - 0,55","name":"T","generics":[],"genericPacks":[],"type":{"type":"AstTypeIntersection","location":"0,9 - 0,55","types":[{"type":"AstTypeFunction","location":"0,10 - 0,35","generics":[],"genericPacks":[],"argTypes":{"type":"AstTypeList","types":[{"type":"AstTypeReference","location":"0,11 - 0,17","name":"number","parameters":[]}]},"returnTypes":{"type":"AstTypeList","types":[{"type":"AstTypeUnion","location":"0,23 - 0,35","types":[{"type":"AstTypeReference","location":"0,23 - 0,29","name":"string","parameters":[]},{"type":"AstTypeReference","location":"0,32 - 0,35","name":"nil","parameters":[]}]}]}},{"type":"AstTypeFunction","location":"0,41 - 0,55","generics":[],"genericPacks":[],"argTypes":{"type":"AstTypeList","types":[{"type":"AstTypeReference","location":"0,42 - 0,48","name":"string","parameters":[]}]},"returnTypes":{"type":"AstTypeList","types":[]}}]},"exported":false})"; CHECK(toJson(statement) == expected); } @@ -411,7 +455,7 @@ TEST_CASE_FIXTURE(JsonEncoderFixture, "encode_AstTypePackExplicit") CHECK(2 == root->body.size); std::string_view expected = - R"({"type":"AstStatLocal","location":"2,8 - 2,36","vars":[{"type":{"type":"AstTypeReference","location":"2,17 - 2,36","name":"A","parameters":[{"type":"AstTypePackExplicit","location":"2,19 - 2,20","typeList":{"types":[{"type":"AstTypeReference","location":"2,20 - 2,26","name":"number","parameters":[]},{"type":"AstTypeReference","location":"2,28 - 2,34","name":"string","parameters":[]}]}}]},"name":"a","location":"2,14 - 2,15"}],"values":[]})"; + R"({"type":"AstStatLocal","location":"2,8 - 2,36","vars":[{"luauType":{"type":"AstTypeReference","location":"2,17 - 2,36","name":"A","parameters":[{"type":"AstTypePackExplicit","location":"2,19 - 2,20","typeList":{"type":"AstTypeList","types":[{"type":"AstTypeReference","location":"2,20 - 2,26","name":"number","parameters":[]},{"type":"AstTypeReference","location":"2,28 - 2,34","name":"string","parameters":[]}]}}]},"name":"a","type":"AstLocal","location":"2,14 - 2,15"}],"values":[]})"; CHECK(toJson(root->body.data[1]) == expected); } diff --git a/tests/NonstrictMode.test.cpp b/tests/NonstrictMode.test.cpp index 50dcbad0..02e02e6b 100644 --- a/tests/NonstrictMode.test.cpp +++ b/tests/NonstrictMode.test.cpp @@ -13,77 +13,6 @@ using namespace Luau; TEST_SUITE_BEGIN("NonstrictModeTests"); -TEST_CASE_FIXTURE(Fixture, "globals") -{ - CheckResult result = check(R"( - --!nonstrict - foo = true - foo = "now i'm a string!" - )"); - - LUAU_REQUIRE_NO_ERRORS(result); - CHECK_EQ("any", toString(requireType("foo"))); -} - -TEST_CASE_FIXTURE(Fixture, "globals2") -{ - ScopedFastFlag sff[]{ - {"LuauReturnTypeInferenceInNonstrict", true}, - {"LuauLowerBoundsCalculation", true}, - }; - - CheckResult result = check(R"( - --!nonstrict - foo = function() return 1 end - foo = "now i'm a string!" - )"); - - LUAU_REQUIRE_ERROR_COUNT(1, result); - - TypeMismatch* tm = get(result.errors[0]); - REQUIRE(tm); - CHECK_EQ("() -> number", toString(tm->wantedType)); - CHECK_EQ("string", toString(tm->givenType)); - CHECK_EQ("() -> number", toString(requireType("foo"))); -} - -TEST_CASE_FIXTURE(Fixture, "globals_everywhere") -{ - CheckResult result = check(R"( - --!nonstrict - foo = 1 - - if true then - bar = 2 - end - )"); - - LUAU_REQUIRE_NO_ERRORS(result); - - CHECK_EQ("any", toString(requireType("foo"))); - CHECK_EQ("any", toString(requireType("bar"))); -} - -TEST_CASE_FIXTURE(BuiltinsFixture, "function_returns_number_or_string") -{ - ScopedFastFlag sff[]{{"LuauReturnTypeInferenceInNonstrict", true}, {"LuauLowerBoundsCalculation", true}}; - - CheckResult result = check(R"( - --!nonstrict - local function f() - if math.random() > 0.5 then - return 5 - else - return "hi" - end - end - )"); - - LUAU_REQUIRE_NO_ERRORS(result); - - CHECK("() -> number | string" == toString(requireType("f"))); -} - TEST_CASE_FIXTURE(Fixture, "infer_nullary_function") { CheckResult result = check(R"( @@ -106,13 +35,8 @@ TEST_CASE_FIXTURE(Fixture, "infer_nullary_function") REQUIRE_EQ(0, rets.size()); } -TEST_CASE_FIXTURE(Fixture, "first_return_type_dictates_number_of_return_types") +TEST_CASE_FIXTURE(Fixture, "infer_the_maximum_number_of_values_the_function_could_return") { - ScopedFastFlag sff[]{ - {"LuauReturnTypeInferenceInNonstrict", true}, - {"LuauLowerBoundsCalculation", true}, - }; - CheckResult result = check(R"( --!nonstrict function getMinCardCountForWidth(width) @@ -127,18 +51,22 @@ TEST_CASE_FIXTURE(Fixture, "first_return_type_dictates_number_of_return_types") TypeId t = requireType("getMinCardCountForWidth"); REQUIRE(t); - REQUIRE_EQ("(any) -> number", toString(t)); + REQUIRE_EQ("(any) -> (...any)", toString(t)); } +#if 0 +// Maybe we want this? TEST_CASE_FIXTURE(Fixture, "return_annotation_is_still_checked") { CheckResult result = check(R"( - --!nonstrict function foo(x): number return 'hello' end )"); LUAU_REQUIRE_ERROR_COUNT(1, result); + + REQUIRE_NE(*typeChecker.anyType, *requireType("foo")); } +#endif TEST_CASE_FIXTURE(Fixture, "function_parameters_are_any") { @@ -324,11 +252,6 @@ TEST_CASE_FIXTURE(Fixture, "delay_function_does_not_require_its_argument_to_retu TEST_CASE_FIXTURE(Fixture, "inconsistent_module_return_types_are_ok") { - ScopedFastFlag sff[]{ - {"LuauReturnTypeInferenceInNonstrict", true}, - {"LuauLowerBoundsCalculation", true}, - }; - CheckResult result = check(R"( --!nonstrict @@ -345,7 +268,7 @@ TEST_CASE_FIXTURE(Fixture, "inconsistent_module_return_types_are_ok") LUAU_REQUIRE_NO_ERRORS(result); - REQUIRE_EQ("((any) -> string) | {| foo: any |}", toString(getMainModule()->getModuleScope()->returnType)); + REQUIRE_EQ("any", toString(getMainModule()->getModuleScope()->returnType)); } TEST_CASE_FIXTURE(Fixture, "returning_insufficient_return_values") diff --git a/tests/Normalize.test.cpp b/tests/Normalize.test.cpp index 69e7f074..84a5a380 100644 --- a/tests/Normalize.test.cpp +++ b/tests/Normalize.test.cpp @@ -621,7 +621,6 @@ TEST_CASE_FIXTURE(Fixture, "normalize_module_return_type") { ScopedFastFlag sff[] = { {"LuauLowerBoundsCalculation", true}, - {"LuauReturnTypeInferenceInNonstrict", true}, }; check(R"( @@ -642,7 +641,7 @@ TEST_CASE_FIXTURE(Fixture, "normalize_module_return_type") end )"); - CHECK_EQ("(any, any) -> (any, any) -> any", toString(getMainModule()->getModuleScope()->returnType)); + CHECK_EQ("(any, any) -> (...any)", toString(getMainModule()->getModuleScope()->returnType)); } TEST_CASE_FIXTURE(Fixture, "return_type_is_not_a_constrained_intersection") diff --git a/tests/TypeInfer.functions.test.cpp b/tests/TypeInfer.functions.test.cpp index 6e6549d3..a634ba09 100644 --- a/tests/TypeInfer.functions.test.cpp +++ b/tests/TypeInfer.functions.test.cpp @@ -677,11 +677,6 @@ TEST_CASE_FIXTURE(BuiltinsFixture, "toposort_doesnt_break_mutual_recursion") TEST_CASE_FIXTURE(Fixture, "check_function_before_lambda_that_uses_it") { - ScopedFastFlag sff[]{ - {"LuauReturnTypeInferenceInNonstrict", true}, - {"LuauLowerBoundsCalculation", true}, - }; - CheckResult result = check(R"( --!nonstrict @@ -690,7 +685,7 @@ TEST_CASE_FIXTURE(Fixture, "check_function_before_lambda_that_uses_it") end return function() - return f() + return f():andThen() end )"); @@ -817,18 +812,14 @@ TEST_CASE_FIXTURE(Fixture, "calling_function_with_incorrect_argument_type_yields TEST_CASE_FIXTURE(BuiltinsFixture, "calling_function_with_anytypepack_doesnt_leak_free_types") { - ScopedFastFlag sff[]{ - {"LuauReturnTypeInferenceInNonstrict", true}, - {"LuauLowerBoundsCalculation", true}, - }; - CheckResult result = check(R"( --!nonstrict - function Test(a): ...any + function Test(a) return 1, "" end + local tab = {} table.insert(tab, Test(1)); )"); @@ -1625,21 +1616,6 @@ TEST_CASE_FIXTURE(Fixture, "occurs_check_failure_in_function_return_type") CHECK(nullptr != get(result.errors[0])); } -TEST_CASE_FIXTURE(Fixture, "weird_fail_to_unify_type_pack") -{ - ScopedFastFlag sff[]{ - {"LuauReturnTypeInferenceInNonstrict", true}, - {"LuauLowerBoundsCalculation", true}, - }; - - CheckResult result = check(R"( - local function f() return end - local g = function() return f() end - )"); - - LUAU_REQUIRE_NO_ERRORS(result); -} - TEST_CASE_FIXTURE(Fixture, "quantify_constrained_types") { ScopedFastFlag sff[]{ diff --git a/tests/TypeInfer.loops.test.cpp b/tests/TypeInfer.loops.test.cpp index 56b807f8..354b3996 100644 --- a/tests/TypeInfer.loops.test.cpp +++ b/tests/TypeInfer.loops.test.cpp @@ -516,7 +516,7 @@ TEST_CASE_FIXTURE(Fixture, "loop_iter_trailing_nil") CHECK_EQ(*typeChecker.nilType, *requireType("extra")); } -TEST_CASE_FIXTURE(Fixture, "loop_iter_no_indexer") +TEST_CASE_FIXTURE(Fixture, "loop_iter_no_indexer_strict") { CheckResult result = check(R"( local t = {} @@ -531,6 +531,17 @@ TEST_CASE_FIXTURE(Fixture, "loop_iter_no_indexer") CHECK_EQ("Cannot iterate over a table without indexer", ge->message); } +TEST_CASE_FIXTURE(Fixture, "loop_iter_no_indexer_nonstrict") +{ + CheckResult result = check(Mode::Nonstrict, R"( + local t = {} + for k, v in t do + end + )"); + + LUAU_REQUIRE_ERROR_COUNT(0, result); +} + TEST_CASE_FIXTURE(BuiltinsFixture, "loop_iter_iter_metamethod") { CheckResult result = check(R"( diff --git a/tests/TypeInfer.provisional.test.cpp b/tests/TypeInfer.provisional.test.cpp index dc686890..34afd560 100644 --- a/tests/TypeInfer.provisional.test.cpp +++ b/tests/TypeInfer.provisional.test.cpp @@ -343,6 +343,20 @@ TEST_CASE_FIXTURE(Fixture, "specialization_binds_with_prototypes_too_early") LUAU_REQUIRE_ERRORS(result); // Should not have any errors. } +TEST_CASE_FIXTURE(Fixture, "weird_fail_to_unify_type_pack") +{ + ScopedFastFlag sff[] = { + {"LuauLowerBoundsCalculation", false}, + }; + + CheckResult result = check(R"( + local function f() return end + local g = function() return f() end + )"); + + LUAU_REQUIRE_ERRORS(result); // Should not have any errors. +} + TEST_CASE_FIXTURE(Fixture, "weird_fail_to_unify_variadic_pack") { ScopedFastFlag sff[] = { diff --git a/tests/TypeInfer.tables.test.cpp b/tests/TypeInfer.tables.test.cpp index 21ad4e1b..d9bfc89d 100644 --- a/tests/TypeInfer.tables.test.cpp +++ b/tests/TypeInfer.tables.test.cpp @@ -2990,6 +2990,15 @@ TEST_CASE_FIXTURE(Fixture, "expected_indexer_value_type_extra_2") LUAU_REQUIRE_NO_ERRORS(result); } +TEST_CASE_FIXTURE(Fixture, "expected_indexer_from_table_union") +{ + ScopedFastFlag luauExpectedTableUnionIndexerType{"LuauExpectedTableUnionIndexerType", true}; + + LUAU_REQUIRE_NO_ERRORS(check(R"(local a: {[string]: {number | string}} = {a = {2, 's'}})")); + LUAU_REQUIRE_NO_ERRORS(check(R"(local a: {[string]: {number | string}}? = {a = {2, 's'}})")); + LUAU_REQUIRE_NO_ERRORS(check(R"(local a: {[string]: {[string]: {string?}}?} = {["a"] = {["b"] = {"a", "b"}}})")); +} + TEST_CASE_FIXTURE(Fixture, "prop_access_on_key_whose_types_mismatches") { ScopedFastFlag sff{"LuauReportErrorsOnIndexerKeyMismatch", true}; diff --git a/tests/TypeInfer.test.cpp b/tests/TypeInfer.test.cpp index 7d1fb56b..858e8ac0 100644 --- a/tests/TypeInfer.test.cpp +++ b/tests/TypeInfer.test.cpp @@ -85,20 +85,19 @@ TEST_CASE_FIXTURE(Fixture, "infer_in_nocheck_mode") { ScopedFastFlag sff[]{ {"DebugLuauDeferredConstraintResolution", false}, - {"LuauReturnTypeInferenceInNonstrict", true}, {"LuauLowerBoundsCalculation", true}, }; CheckResult result = check(R"( --!nocheck function f(x) - return 5 + return x end -- we get type information even if there's type errors f(1, 2) )"); - CHECK_EQ("(any) -> number", toString(requireType("f"))); + CHECK_EQ("(any) -> (...any)", toString(requireType("f"))); LUAU_REQUIRE_NO_ERRORS(result); } @@ -355,6 +354,35 @@ TEST_CASE_FIXTURE(Fixture, "check_expr_recursion_limit") CHECK(nullptr != get(result.errors[0])); } +TEST_CASE_FIXTURE(Fixture, "globals") +{ + CheckResult result = check(R"( + --!nonstrict + foo = true + foo = "now i'm a string!" + )"); + + LUAU_REQUIRE_NO_ERRORS(result); + CHECK_EQ("any", toString(requireType("foo"))); +} + +TEST_CASE_FIXTURE(Fixture, "globals2") +{ + CheckResult result = check(R"( + --!nonstrict + foo = function() return 1 end + foo = "now i'm a string!" + )"); + + LUAU_REQUIRE_ERROR_COUNT(1, result); + + TypeMismatch* tm = get(result.errors[0]); + REQUIRE(tm); + CHECK_EQ("() -> (...any)", toString(tm->wantedType)); + CHECK_EQ("string", toString(tm->givenType)); + CHECK_EQ("() -> (...any)", toString(requireType("foo"))); +} + TEST_CASE_FIXTURE(Fixture, "globals_are_banned_in_strict_mode") { CheckResult result = check(R"( diff --git a/tests/conformance/nextvar.lua b/tests/conformance/tables.lua similarity index 96% rename from tests/conformance/nextvar.lua rename to tests/conformance/tables.lua index 93c4ddf7..0eff8540 100644 --- a/tests/conformance/nextvar.lua +++ b/tests/conformance/tables.lua @@ -592,4 +592,24 @@ do assert(countud() == 3) end +-- test __newindex-as-a-table indirection: this had memory safety bugs in Lua 5.1.0 +do + local hit = false + + local grandparent = {} + grandparent.__newindex = function(s,k,v) + assert(k == "foo" and v == 10) + hit = true + end + + local parent = {} + parent.__newindex = parent + setmetatable(parent, grandparent) + + local child = setmetatable({}, parent) + child.foo = 10 + + assert(hit and child.foo == nil and parent.foo == nil) +end + return"OK" diff --git a/tests/main.cpp b/tests/main.cpp index c5b844b5..e7c4aed6 100644 --- a/tests/main.cpp +++ b/tests/main.cpp @@ -63,7 +63,7 @@ static int testAssertionHandler(const char* expr, const char* file, int line, co if (debuggerPresent()) LUAU_DEBUGBREAK(); - ADD_FAIL_AT(file, line, "Assertion failed: ", expr); + ADD_FAIL_AT(file, line, "Assertion failed: ", std::string(expr)); return 1; } diff --git a/tools/faillist.txt b/tools/faillist.txt new file mode 100644 index 00000000..dc74a6a9 --- /dev/null +++ b/tools/faillist.txt @@ -0,0 +1,521 @@ +AnnotationTests.as_expr_does_not_propagate_type_info +AnnotationTests.as_expr_is_bidirectional +AnnotationTests.as_expr_warns_on_unrelated_cast +AnnotationTests.builtin_types_are_not_exported +AnnotationTests.cannot_use_nonexported_type +AnnotationTests.cloned_interface_maintains_pointers_between_definitions +AnnotationTests.corecursive_types_error_on_tight_loop +AnnotationTests.define_generic_type_alias +AnnotationTests.duplicate_type_param_name +AnnotationTests.for_loop_counter_annotation_is_checked +AnnotationTests.function_return_annotations_are_checked +AnnotationTests.generic_aliases_are_cloned_properly +AnnotationTests.instantiate_type_fun_should_not_trip_rbxassert +AnnotationTests.instantiation_clone_has_to_follow +AnnotationTests.interface_types_belong_to_interface_arena +AnnotationTests.luau_ice_triggers_an_ice +AnnotationTests.luau_ice_triggers_an_ice_exception_with_flag +AnnotationTests.luau_ice_triggers_an_ice_exception_with_flag_handler +AnnotationTests.luau_ice_triggers_an_ice_handler +AnnotationTests.luau_print_is_magic_if_the_flag_is_set +AnnotationTests.luau_print_is_not_special_without_the_flag +AnnotationTests.occurs_check_on_cyclic_intersection_typevar +AnnotationTests.occurs_check_on_cyclic_union_typevar +AnnotationTests.self_referential_type_alias +AnnotationTests.too_many_type_params +AnnotationTests.two_type_params +AnnotationTests.type_alias_always_resolve_to_a_real_type +AnnotationTests.type_alias_B_should_check_with_another_aliases_until_a_non_aliased_type +AnnotationTests.type_alias_should_alias_to_number +AnnotationTests.type_aliasing_to_number_should_not_check_given_a_string +AnnotationTests.type_annotations_inside_function_bodies +AnnotationTests.type_assertion_expr +AnnotationTests.typeof_variable_type_annotation_should_return_its_type +AnnotationTests.use_generic_type_alias +AnnotationTests.use_type_required_from_another_file +AstQuery.last_argument_function_call_type +AstQuery::getDocumentationSymbolAtPosition.binding +AstQuery::getDocumentationSymbolAtPosition.event_callback_arg +AstQuery::getDocumentationSymbolAtPosition.overloaded_fn +AstQuery::getDocumentationSymbolAtPosition.prop +AutocompleteTest.argument_types +AutocompleteTest.arguments_to_global_lambda +AutocompleteTest.as_types +AutocompleteTest.autocomplete_boolean_singleton +AutocompleteTest.autocomplete_default_type_pack_parameters +AutocompleteTest.autocomplete_default_type_parameters +AutocompleteTest.autocomplete_documentation_symbols +AutocompleteTest.autocomplete_end_with_fn_exprs +AutocompleteTest.autocomplete_end_with_lambda +AutocompleteTest.autocomplete_explicit_type_pack +AutocompleteTest.autocomplete_first_function_arg_expected_type +AutocompleteTest.autocomplete_for_in_middle_keywords +AutocompleteTest.autocomplete_for_middle_keywords +AutocompleteTest.autocomplete_if_else_regression +AutocompleteTest.autocomplete_if_middle_keywords +AutocompleteTest.autocomplete_ifelse_expressions +AutocompleteTest.autocomplete_on_string_singletons +AutocompleteTest.autocomplete_oop_implicit_self +AutocompleteTest.autocomplete_repeat_middle_keyword +AutocompleteTest.autocomplete_string_singleton_equality +AutocompleteTest.autocomplete_string_singleton_escape +AutocompleteTest.autocomplete_string_singletons +AutocompleteTest.autocomplete_until_expression +AutocompleteTest.autocomplete_until_in_repeat +AutocompleteTest.autocomplete_while_middle_keywords +AutocompleteTest.autocompleteProp_index_function_metamethod_is_variadic +AutocompleteTest.bias_toward_inner_scope +AutocompleteTest.comments +AutocompleteTest.cyclic_table +AutocompleteTest.do_not_overwrite_context_sensitive_kws +AutocompleteTest.do_not_suggest_internal_module_type +AutocompleteTest.do_not_suggest_synthetic_table_name +AutocompleteTest.dont_offer_any_suggestions_from_the_end_of_a_comment +AutocompleteTest.dont_offer_any_suggestions_from_within_a_broken_comment +AutocompleteTest.dont_offer_any_suggestions_from_within_a_broken_comment_at_the_very_end_of_the_file +AutocompleteTest.dont_offer_any_suggestions_from_within_a_comment +AutocompleteTest.dont_suggest_local_before_its_definition +AutocompleteTest.empty_program +AutocompleteTest.function_expr_params +AutocompleteTest.function_in_assignment_has_parentheses +AutocompleteTest.function_in_assignment_has_parentheses_2 +AutocompleteTest.function_parameters +AutocompleteTest.function_result_passed_to_function_has_parentheses +AutocompleteTest.function_type_types +AutocompleteTest.generic_types +AutocompleteTest.get_member_completions +AutocompleteTest.get_string_completions +AutocompleteTest.get_suggestions_for_new_statement +AutocompleteTest.get_suggestions_for_the_very_start_of_the_script +AutocompleteTest.global_function_params +AutocompleteTest.global_functions_are_not_scoped_lexically +AutocompleteTest.if_then_else_elseif_completions +AutocompleteTest.if_then_else_full_keywords +AutocompleteTest.keyword_members +AutocompleteTest.keyword_methods +AutocompleteTest.keyword_types +AutocompleteTest.leave_numbers_alone +AutocompleteTest.library_non_self_calls_are_fine +AutocompleteTest.library_self_calls_are_invalid +AutocompleteTest.local_function +AutocompleteTest.local_function_params +AutocompleteTest.local_functions_fall_out_of_scope +AutocompleteTest.local_initializer +AutocompleteTest.local_initializer_2 +AutocompleteTest.local_names +AutocompleteTest.local_types_builtin +AutocompleteTest.method_call_inside_function_body +AutocompleteTest.method_call_inside_if_conditional +AutocompleteTest.module_type_members +AutocompleteTest.modules_with_types +AutocompleteTest.nested_member_completions +AutocompleteTest.nested_recursive_function +AutocompleteTest.no_function_name_suggestions +AutocompleteTest.no_incompatible_self_calls +AutocompleteTest.no_incompatible_self_calls_2 +AutocompleteTest.no_incompatible_self_calls_on_class +AutocompleteTest.no_incompatible_self_calls_provisional +AutocompleteTest.not_the_var_we_are_defining +AutocompleteTest.optional_members +AutocompleteTest.private_types +AutocompleteTest.recommend_statement_starting_keywords +AutocompleteTest.recursive_function +AutocompleteTest.recursive_function_global +AutocompleteTest.recursive_function_local +AutocompleteTest.return_types +AutocompleteTest.skip_current_local +AutocompleteTest.sometimes_the_metatable_is_an_error +AutocompleteTest.source_module_preservation_and_invalidation +AutocompleteTest.statement_between_two_statements +AutocompleteTest.stop_at_first_stat_when_recommending_keywords +AutocompleteTest.string_prim_non_self_calls_are_avoided +AutocompleteTest.string_prim_self_calls_are_fine +AutocompleteTest.suggest_external_module_type +AutocompleteTest.suggest_table_keys +AutocompleteTest.table_intersection +AutocompleteTest.table_union +AutocompleteTest.type_correct_argument_type_suggestion +AutocompleteTest.type_correct_expected_argument_type_pack_suggestion +AutocompleteTest.type_correct_expected_argument_type_suggestion +AutocompleteTest.type_correct_expected_argument_type_suggestion_optional +AutocompleteTest.type_correct_expected_argument_type_suggestion_self +AutocompleteTest.type_correct_expected_return_type_pack_suggestion +AutocompleteTest.type_correct_expected_return_type_suggestion +AutocompleteTest.type_correct_full_type_suggestion +AutocompleteTest.type_correct_function_no_parenthesis +AutocompleteTest.type_correct_function_return_types +AutocompleteTest.type_correct_function_type_suggestion +AutocompleteTest.type_correct_keywords +AutocompleteTest.type_correct_local_type_suggestion +AutocompleteTest.type_correct_sealed_table +AutocompleteTest.type_correct_suggestion_for_overloads +AutocompleteTest.type_correct_suggestion_in_argument +AutocompleteTest.type_correct_suggestion_in_table +AutocompleteTest.type_scoping_easy +AutocompleteTest.unsealed_table +AutocompleteTest.unsealed_table_2 +AutocompleteTest.user_defined_globals +AutocompleteTest.user_defined_local_functions_in_own_definition +BuiltinDefinitionsTest.lib_documentation_symbols +BuiltinTests.aliased_string_format +BuiltinTests.assert_removes_falsy_types +BuiltinTests.assert_removes_falsy_types2 +BuiltinTests.assert_removes_falsy_types_even_from_type_pack_tail_but_only_for_the_first_type +BuiltinTests.assert_returns_false_and_string_iff_it_knows_the_first_argument_cannot_be_truthy +BuiltinTests.bad_select_should_not_crash +BuiltinTests.builtin_tables_sealed +BuiltinTests.coroutine_resume_anything_goes +BuiltinTests.coroutine_wrap_anything_goes +BuiltinTests.debug_info_is_crazy +BuiltinTests.debug_traceback_is_crazy +BuiltinTests.dont_add_definitions_to_persistent_types +BuiltinTests.find_capture_types +BuiltinTests.find_capture_types2 +BuiltinTests.find_capture_types3 +BuiltinTests.gcinfo +BuiltinTests.getfenv +BuiltinTests.global_singleton_types_are_sealed +BuiltinTests.gmatch_capture_types +BuiltinTests.gmatch_capture_types2 +BuiltinTests.gmatch_capture_types_balanced_escaped_parens +BuiltinTests.gmatch_capture_types_default_capture +BuiltinTests.gmatch_capture_types_invalid_pattern_fallback_to_builtin +BuiltinTests.gmatch_capture_types_invalid_pattern_fallback_to_builtin2 +BuiltinTests.gmatch_capture_types_leading_end_bracket_is_part_of_set +BuiltinTests.gmatch_capture_types_parens_in_sets_are_ignored +BuiltinTests.gmatch_capture_types_set_containing_lbracket +BuiltinTests.gmatch_definition +BuiltinTests.ipairs_iterator_should_infer_types_and_type_check +BuiltinTests.lua_51_exported_globals_all_exist +BuiltinTests.match_capture_types +BuiltinTests.match_capture_types2 +BuiltinTests.math_max_checks_for_numbers +BuiltinTests.math_max_variatic +BuiltinTests.math_things_are_defined +BuiltinTests.next_iterator_should_infer_types_and_type_check +BuiltinTests.no_persistent_typelevel_change +BuiltinTests.os_time_takes_optional_date_table +BuiltinTests.pairs_iterator_should_infer_types_and_type_check +BuiltinTests.see_thru_select +BuiltinTests.see_thru_select_count +BuiltinTests.select_on_variadic +BuiltinTests.select_slightly_out_of_range +BuiltinTests.select_way_out_of_range +BuiltinTests.select_with_decimal_argument_is_rounded_down +BuiltinTests.select_with_variadic_typepack_tail +BuiltinTests.select_with_variadic_typepack_tail_and_string_head +BuiltinTests.set_metatable_needs_arguments +BuiltinTests.setmetatable_should_not_mutate_persisted_types +BuiltinTests.setmetatable_unpacks_arg_types_correctly +BuiltinTests.sort +BuiltinTests.sort_with_bad_predicate +BuiltinTests.sort_with_predicate +BuiltinTests.string_format_arg_count_mismatch +BuiltinTests.string_format_arg_types_inference +BuiltinTests.string_format_as_method +BuiltinTests.string_format_correctly_ordered_types +BuiltinTests.string_format_report_all_type_errors_at_correct_positions +BuiltinTests.string_format_use_correct_argument +BuiltinTests.string_format_use_correct_argument2 +BuiltinTests.string_lib_self_noself +BuiltinTests.table_concat_returns_string +BuiltinTests.table_dot_remove_optionally_returns_generic +BuiltinTests.table_freeze_is_generic +BuiltinTests.table_insert_correctly_infers_type_of_array_2_args_overload +BuiltinTests.table_insert_correctly_infers_type_of_array_3_args_overload +BuiltinTests.table_pack +BuiltinTests.table_pack_reduce +BuiltinTests.table_pack_variadic +BuiltinTests.thread_is_a_type +BuiltinTests.tonumber_returns_optional_number_type +BuiltinTests.tonumber_returns_optional_number_type2 +BuiltinTests.xpcall +DefinitionTests.class_definition_function_prop +DefinitionTests.class_definitions_cannot_extend_non_class +DefinitionTests.class_definitions_cannot_overload_non_function +DefinitionTests.declaring_generic_functions +DefinitionTests.definition_file_class_function_args +DefinitionTests.definition_file_classes +DefinitionTests.definition_file_loading +DefinitionTests.definitions_documentation_symbols +DefinitionTests.documentation_symbols_dont_attach_to_persistent_types +DefinitionTests.load_definition_file_errors_do_not_pollute_global_scope +DefinitionTests.no_cyclic_defined_classes +DefinitionTests.single_class_type_identity_in_global_types +FrontendTest.accumulate_cached_errors +FrontendTest.accumulate_cached_errors_in_consistent_order +FrontendTest.any_annotation_breaks_cycle +FrontendTest.ast_node_at_position +FrontendTest.automatically_check_cyclically_dependent_scripts +FrontendTest.automatically_check_dependent_scripts +FrontendTest.check_without_builtin_next +FrontendTest.clearStats +FrontendTest.cycle_detection_between_check_and_nocheck +FrontendTest.cycle_detection_disabled_in_nocheck +FrontendTest.cycle_error_paths +FrontendTest.cycle_errors_can_be_fixed +FrontendTest.cycle_incremental_type_surface +FrontendTest.cycle_incremental_type_surface_longer +FrontendTest.discard_type_graphs +FrontendTest.dont_recheck_script_that_hasnt_been_marked_dirty +FrontendTest.dont_reparse_clean_file_when_linting +FrontendTest.environments +FrontendTest.find_a_require +FrontendTest.find_a_require_inside_a_function +FrontendTest.ignore_require_to_nonexistent_file +FrontendTest.imported_table_modification_2 +FrontendTest.it_should_be_safe_to_stringify_errors_when_full_type_graph_is_discarded +FrontendTest.no_use_after_free_with_type_fun_instantiation +FrontendTest.nocheck_cycle_used_by_checked +FrontendTest.nocheck_modules_are_typed +FrontendTest.produce_errors_for_unchanged_file_with_a_syntax_error +FrontendTest.produce_errors_for_unchanged_file_with_errors +FrontendTest.re_report_type_error_in_required_file +FrontendTest.real_source +FrontendTest.recheck_if_dependent_script_is_dirty +FrontendTest.report_require_to_nonexistent_file +FrontendTest.report_syntax_error_in_required_file +FrontendTest.reports_errors_from_multiple_sources +FrontendTest.stats_are_not_reset_between_checks +FrontendTest.test_lint_uses_correct_config +FrontendTest.test_pruneParentSegments +FrontendTest.trace_requires_in_nonstrict_mode +FrontendTest.typecheck_twice_for_ast_types +isSubtype.functions_and_any +isSubtype.intersection_of_functions_of_different_arities +isSubtype.intersection_of_tables +isSubtype.table_with_any_prop +isSubtype.table_with_table_prop +isSubtype.tables +Linter.BuiltinGlobalWrite +Linter.DeprecatedApi +Linter.LocalShadowGlobal +Linter.TableOperations +Linter.use_all_parent_scopes_for_globals +ModuleTests.any_persistance_does_not_leak +ModuleTests.builtin_types_point_into_globalTypes_arena +ModuleTests.clone_self_property +ModuleTests.deepClone_cyclic_table +NonstrictModeTests.delay_function_does_not_require_its_argument_to_return_anything +NonstrictModeTests.for_in_iterator_variables_are_any +NonstrictModeTests.function_parameters_are_any +NonstrictModeTests.inconsistent_module_return_types_are_ok +NonstrictModeTests.inconsistent_return_types_are_ok +NonstrictModeTests.infer_nullary_function +NonstrictModeTests.infer_the_maximum_number_of_values_the_function_could_return +NonstrictModeTests.inline_table_props_are_also_any +NonstrictModeTests.local_tables_are_not_any +NonstrictModeTests.locals_are_any_by_default +NonstrictModeTests.offer_a_hint_if_you_use_a_dot_instead_of_a_colon +NonstrictModeTests.parameters_having_type_any_are_optional +NonstrictModeTests.returning_insufficient_return_values +NonstrictModeTests.returning_too_many_values +NonstrictModeTests.table_dot_insert_and_recursive_calls +NonstrictModeTests.table_props_are_any +Normalize.any_wins_the_battle_over_unknown_in_unions +Normalize.constrained_intersection_of_intersections +Normalize.cyclic_intersection +Normalize.cyclic_table_is_marked_normal +Normalize.cyclic_table_is_not_marked_normal +Normalize.cyclic_table_normalizes_sensibly +Normalize.cyclic_union +Normalize.fuzz_failure_bound_type_is_normal_but_not_its_bounded_to +Normalize.fuzz_failure_instersection_combine_must_follow +Normalize.higher_order_function +Normalize.intersection_combine_on_bound_self +Normalize.intersection_inside_a_table_inside_another_intersection +Normalize.intersection_inside_a_table_inside_another_intersection_2 +Normalize.intersection_inside_a_table_inside_another_intersection_3 +Normalize.intersection_inside_a_table_inside_another_intersection_4 +Normalize.intersection_of_confluent_overlapping_tables +Normalize.intersection_of_disjoint_tables +Normalize.intersection_of_functions +Normalize.intersection_of_overlapping_tables +Normalize.intersection_of_tables_with_indexers +Normalize.nested_table_normalization_with_non_table__no_ice +Normalize.normalization_does_not_convert_ever +Normalize.normalize_module_return_type +Normalize.normalize_unions_containing_never +Normalize.normalize_unions_containing_unknown +Normalize.return_type_is_not_a_constrained_intersection +Normalize.skip_force_normal_on_external_types +Normalize.union_of_distinct_free_types +Normalize.variadic_tail_is_marked_normal +Normalize.visiting_a_type_twice_is_not_considered_normal +ParseErrorRecovery.empty_function_type_error_recovery +ParseErrorRecovery.extra_table_indexer_recovery +ParseErrorRecovery.extra_token_in_consume +ParseErrorRecovery.extra_token_in_consume_match +ParseErrorRecovery.extra_token_in_consume_match_end +ParseErrorRecovery.generic_type_list_recovery +ParseErrorRecovery.multiple_parse_errors +ParseErrorRecovery.recovery_of_parenthesized_expressions +ParseErrorRecovery.statement_error_recovery_expected +ParseErrorRecovery.statement_error_recovery_unexpected +ParserTests.break_return_not_last_error +ParserTests.continue_not_last_error +ParserTests.error_on_confusable +ParserTests.error_on_non_utf8_sequence +ParserTests.error_on_unicode +ParserTests.export_is_an_identifier_only_when_followed_by_type +ParserTests.functions_cannot_have_return_annotations_if_extensions_are_disabled +ParserTests.illegal_type_alias_if_extensions_are_disabled +ParserTests.incomplete_statement_error +ParserTests.local_cannot_have_annotation_with_extensions_disabled +ParserTests.parse_compound_assignment_error_call +ParserTests.parse_compound_assignment_error_multiple +ParserTests.parse_compound_assignment_error_not_lvalue +ParserTests.parse_error_function_call +ParserTests.parse_error_function_call_newline +ParserTests.parse_error_messages +ParserTests.parse_error_table_literal +ParserTests.parse_error_type_name +ParserTests.parse_nesting_based_end_detection +ParserTests.parse_nesting_based_end_detection_failsafe_earlier +ParserTests.parse_nesting_based_end_detection_local_function +ParserTests.parse_nesting_based_end_detection_local_repeat +ParserTests.parse_nesting_based_end_detection_nested +ParserTests.parse_nesting_based_end_detection_single_line +ParserTests.parse_numbers_error +ParserTests.parse_numbers_range_error +ParserTests.stop_if_line_ends_with_hyphen +ParserTests.type_alias_error_messages +RuntimeLimits.typescript_port_of_Result_type +ToDot.bound_table +ToDot.class +ToDot.function +ToDot.metatable +ToDot.primitive +ToDot.table +ToString.exhaustive_toString_of_cyclic_table +ToString.function_type_with_argument_names +ToString.function_type_with_argument_names_and_self +ToString.function_type_with_argument_names_generic +ToString.named_metatable_toStringNamedFunction +ToString.no_parentheses_around_cyclic_function_type_in_union +ToString.toStringDetailed2 +ToString.toStringErrorPack +ToString.toStringNamedFunction_generic_pack +ToString.toStringNamedFunction_hide_type_params +ToString.toStringNamedFunction_id +ToString.toStringNamedFunction_map +ToString.toStringNamedFunction_overrides_param_names +ToString.toStringNamedFunction_variadics +TranspilerTests.attach_types +TranspilerTests.type_lists_should_be_emitted_correctly +TranspilerTests.types_should_not_be_considered_cyclic_if_they_are_not_recursive +TypeAliases.basic_alias +TypeAliases.cannot_steal_hoisted_type_alias +TypeAliases.cli_38393_recursive_intersection_oom +TypeAliases.corecursive_function_types +TypeAliases.corecursive_types_generic +TypeAliases.cyclic_function_type_in_type_alias +TypeAliases.cyclic_types_of_named_table_fields_do_not_expand_when_stringified +TypeAliases.do_not_quantify_unresolved_aliases +TypeAliases.dont_stop_typechecking_after_reporting_duplicate_type_definition +TypeAliases.export_type_and_type_alias_are_duplicates +TypeAliases.forward_declared_alias_is_not_clobbered_by_prior_unification_with_any +TypeAliases.forward_declared_alias_is_not_clobbered_by_prior_unification_with_any_2 +TypeAliases.free_variables_from_typeof_in_aliases +TypeAliases.general_require_multi_assign +TypeAliases.generic_param_remap +TypeAliases.generic_typevars_are_not_considered_to_escape_their_scope_if_they_are_reused_in_multiple_aliases +TypeAliases.module_export_free_type_leak +TypeAliases.module_export_wrapped_free_type_leak +TypeAliases.mutually_recursive_aliases +TypeAliases.mutually_recursive_generic_aliases +TypeAliases.mutually_recursive_types_errors +TypeAliases.mutually_recursive_types_restriction_not_ok_1 +TypeAliases.mutually_recursive_types_restriction_not_ok_2 +TypeAliases.mutually_recursive_types_restriction_ok +TypeAliases.mutually_recursive_types_swapsies_not_ok +TypeAliases.mutually_recursive_types_swapsies_ok +TypeAliases.names_are_ascribed +TypeAliases.non_recursive_aliases_that_reuse_a_generic_name +TypeAliases.recursive_types_restriction_not_ok +TypeAliases.recursive_types_restriction_ok +TypeAliases.reported_location_is_correct_when_type_alias_are_duplicates +TypeAliases.stringify_optional_parameterized_alias +TypeAliases.stringify_type_alias_of_recursive_template_table_type +TypeAliases.stringify_type_alias_of_recursive_template_table_type2 +TypeAliases.type_alias_fwd_declaration_is_precise +TypeAliases.type_alias_import_mutation +TypeAliases.type_alias_local_mutation +TypeAliases.type_alias_local_rename +TypeAliases.type_alias_local_synthetic_mutation +TypeAliases.type_alias_of_an_imported_recursive_generic_type +TypeAliases.type_alias_of_an_imported_recursive_type +TypeAliases.use_table_name_and_generic_params_in_errors +TypeInferAnyError.any_type_propagates +TypeInferAnyError.assign_prop_to_table_by_calling_any_yields_any +TypeInferAnyError.call_to_any_yields_any +TypeInferAnyError.calling_error_type_yields_error +TypeInferAnyError.can_get_length_of_any +TypeInferAnyError.can_subscript_any +TypeInferAnyError.CheckMethodsOfAny +TypeInferAnyError.for_in_loop_iterator_is_any +TypeInferAnyError.for_in_loop_iterator_is_any2 +TypeInferAnyError.for_in_loop_iterator_is_error +TypeInferAnyError.for_in_loop_iterator_is_error2 +TypeInferAnyError.for_in_loop_iterator_returns_any +TypeInferAnyError.for_in_loop_iterator_returns_any2 +TypeInferAnyError.indexing_error_type_does_not_produce_an_error +TypeInferAnyError.length_of_error_type_does_not_produce_an_error +TypeInferAnyError.metatable_of_any_can_be_a_table +TypeInferAnyError.prop_access_on_any_with_other_options +TypeInferAnyError.quantify_any_does_not_bind_to_itself +TypeInferAnyError.replace_every_free_type_when_unifying_a_complex_function_with_any +TypeInferAnyError.type_error_addition +TypeInferClasses.assign_to_prop_of_class +TypeInferClasses.call_base_method +TypeInferClasses.call_instance_method +TypeInferClasses.call_method_of_a_child_class +TypeInferClasses.call_method_of_a_class +TypeInferClasses.can_assign_to_prop_of_base_class +TypeInferClasses.can_assign_to_prop_of_base_class_using_string +TypeInferClasses.can_read_prop_of_base_class +TypeInferClasses.can_read_prop_of_base_class_using_string +TypeInferClasses.cannot_call_method_of_child_on_base_instance +TypeInferClasses.cannot_call_unknown_method_of_a_class +TypeInferClasses.cannot_unify_class_instance_with_primitive +TypeInferClasses.class_type_mismatch_with_name_conflict +TypeInferClasses.class_unification_type_mismatch_is_correct_order +TypeInferClasses.classes_can_have_overloaded_operators +TypeInferClasses.classes_without_overloaded_operators_cannot_be_added +TypeInferClasses.detailed_class_unification_error +TypeInferClasses.function_arguments_are_covariant +TypeInferClasses.higher_order_function_arguments_are_contravariant +TypeInferClasses.higher_order_function_return_type_is_not_contravariant +TypeInferClasses.higher_order_function_return_values_are_covariant +TypeInferClasses.optional_class_field_access_error +TypeInferClasses.table_class_unification_reports_sane_errors_for_missing_properties +TypeInferClasses.table_indexers_are_invariant +TypeInferClasses.table_properties_are_invariant +TypeInferClasses.warn_when_prop_almost_matches +TypeInferClasses.we_can_infer_that_a_parameter_must_be_a_particular_class +TypeInferClasses.we_can_report_when_someone_is_trying_to_use_a_table_rather_than_a_class +TypeInferFunctions.another_indirect_function_case_where_it_is_ok_to_provide_too_many_arguments +TypeInferFunctions.another_recursive_local_function +TypeInferFunctions.cannot_hoist_interior_defns_into_signature +TypeInferFunctions.check_function_before_lambda_that_uses_it +TypeInferFunctions.complicated_return_types_require_an_explicit_annotation +TypeInferFunctions.cyclic_function_type_in_args +TypeInferFunctions.dont_give_other_overloads_message_if_only_one_argument_matching_overload_exists +TypeInferFunctions.duplicate_functions_with_different_signatures_not_allowed_in_nonstrict +TypeInferFunctions.first_argument_can_be_optional +TypeInferFunctions.func_expr_doesnt_leak_free +TypeInferFunctions.higher_order_function_2 +TypeInferFunctions.higher_order_function_4 +TypeInferFunctions.infer_return_type_from_selected_overload +TypeInferFunctions.infer_that_function_does_not_return_a_table +TypeInferFunctions.it_is_ok_not_to_supply_enough_retvals +TypeInferFunctions.it_is_ok_to_oversaturate_a_higher_order_function_argument +TypeInferFunctions.list_all_overloads_if_no_overload_takes_given_argument_count +TypeInferFunctions.list_only_alternative_overloads_that_match_argument_count +TypeInferFunctions.mutual_recursion +TypeInferFunctions.recursive_function +TypeInferFunctions.recursive_local_function +TypeInferFunctions.too_many_arguments +TypeInferFunctions.toposort_doesnt_break_mutual_recursion +TypeInferFunctions.vararg_function_is_quantified +TypeInferFunctions.vararg_functions_should_allow_calls_of_any_types_and_size diff --git a/tools/natvis/Analysis.natvis b/tools/natvis/Analysis.natvis index b9ea3141..7d03dd3f 100644 --- a/tools/natvis/Analysis.natvis +++ b/tools/natvis/Analysis.natvis @@ -38,6 +38,38 @@ {{ typeId=29, value={*($T30*)storage} }} {{ typeId=30, value={*($T31*)storage} }} {{ typeId=31, value={*($T32*)storage} }} + {{ typeId=32, value={*($T33*)storage} }} + {{ typeId=33, value={*($T34*)storage} }} + {{ typeId=34, value={*($T35*)storage} }} + {{ typeId=35, value={*($T36*)storage} }} + {{ typeId=36, value={*($T37*)storage} }} + {{ typeId=37, value={*($T38*)storage} }} + {{ typeId=38, value={*($T39*)storage} }} + {{ typeId=39, value={*($T40*)storage} }} + {{ typeId=40, value={*($T41*)storage} }} + {{ typeId=41, value={*($T42*)storage} }} + {{ typeId=42, value={*($T43*)storage} }} + {{ typeId=43, value={*($T44*)storage} }} + {{ typeId=44, value={*($T45*)storage} }} + {{ typeId=45, value={*($T46*)storage} }} + {{ typeId=46, value={*($T47*)storage} }} + {{ typeId=47, value={*($T48*)storage} }} + {{ typeId=48, value={*($T49*)storage} }} + {{ typeId=49, value={*($T50*)storage} }} + {{ typeId=50, value={*($T51*)storage} }} + {{ typeId=51, value={*($T52*)storage} }} + {{ typeId=52, value={*($T53*)storage} }} + {{ typeId=53, value={*($T54*)storage} }} + {{ typeId=54, value={*($T55*)storage} }} + {{ typeId=55, value={*($T56*)storage} }} + {{ typeId=56, value={*($T57*)storage} }} + {{ typeId=57, value={*($T58*)storage} }} + {{ typeId=58, value={*($T59*)storage} }} + {{ typeId=59, value={*($T60*)storage} }} + {{ typeId=60, value={*($T61*)storage} }} + {{ typeId=61, value={*($T62*)storage} }} + {{ typeId=62, value={*($T63*)storage} }} + {{ typeId=63, value={*($T64*)storage} }} typeId *($T1*)storage @@ -72,6 +104,38 @@ *($T30*)storage *($T31*)storage *($T32*)storage + *($T33*)storage + *($T34*)storage + *($T35*)storage + *($T36*)storage + *($T37*)storage + *($T38*)storage + *($T39*)storage + *($T40*)storage + *($T41*)storage + *($T42*)storage + *($T43*)storage + *($T44*)storage + *($T45*)storage + *($T46*)storage + *($T47*)storage + *($T48*)storage + *($T49*)storage + *($T50*)storage + *($T51*)storage + *($T52*)storage + *($T53*)storage + *($T54*)storage + *($T55*)storage + *($T56*)storage + *($T57*)storage + *($T58*)storage + *($T59*)storage + *($T60*)storage + *($T61*)storage + *($T62*)storage + *($T63*)storage + *($T64*)storage diff --git a/tools/test_dcr.py b/tools/test_dcr.py new file mode 100644 index 00000000..8b090bcd --- /dev/null +++ b/tools/test_dcr.py @@ -0,0 +1,124 @@ +# This file is part of the Luau programming language and is licensed under MIT License; see LICENSE.txt for details + +import argparse +import os.path +import subprocess as sp +import sys +import xml.sax as x + +SCRIPT_PATH = os.path.split(sys.argv[0])[0] +FAIL_LIST_PATH = os.path.join(SCRIPT_PATH, "faillist.txt") + + +def loadFailList(): + with open(FAIL_LIST_PATH) as f: + return set(map(str.strip, f.readlines())) + + +class Handler(x.ContentHandler): + def __init__(self, failList): + self.currentTest = [] + self.failList = failList # Set of dotted test names that are expected to fail + + self.results = {} # {DottedName: TrueIfTheTestPassed} + + def startElement(self, name, attrs): + if name == "TestSuite": + self.currentTest.append(attrs["name"]) + elif name == "TestCase": + self.currentTest.append(attrs["name"]) + + elif name == "OverallResultsAsserts": + if self.currentTest: + try: + failed = 0 != int(attrs["failures"]) + except ValueError: + failed = False + + dottedName = ".".join(self.currentTest) + shouldFail = dottedName in self.failList + + if failed and not shouldFail: + print("UNEXPECTED: {} should have passed".format(dottedName)) + elif not failed and shouldFail: + print("UNEXPECTED: {} should have failed".format(dottedName)) + + self.results[dottedName] = not failed + + def endElement(self, name): + if name == "TestCase": + self.currentTest.pop() + + elif name == "TestSuite": + self.currentTest.pop() + + +def main(): + parser = argparse.ArgumentParser( + description="Run Luau.UnitTest with deferred constraint resolution enabled" + ) + parser.add_argument( + "path", action="store", help="Path to the Luau.UnitTest executable" + ) + parser.add_argument( + "--dump", + dest="dump", + action="store_true", + help="Instead of doing any processing, dump the raw output of the test run. Useful for debugging this tool.", + ) + parser.add_argument( + "--write", + dest="write", + action="store_true", + help="Write a new faillist.txt after running tests.", + ) + + args = parser.parse_args() + + failList = loadFailList() + + p = sp.Popen( + [ + args.path, + "--reporters=xml", + "--fflags=true,DebugLuauDeferredConstraintResolution=true", + ], + stdout=sp.PIPE, + ) + + handler = Handler(failList) + + if args.dump: + for line in p.stdout: + sys.stdout.buffer.write(line) + return + else: + x.parse(p.stdout, handler) + + p.wait() + + if args.write: + newFailList = sorted( + ( + dottedName + for dottedName, passed in handler.results.items() + if not passed + ), + key=str.lower, + ) + with open(FAIL_LIST_PATH, "w", newline="\n") as f: + for name in newFailList: + print(name, file=f) + print("Updated faillist.txt") + + sys.exit( + 0 + if all( + not passed == (dottedName in failList) + for dottedName, passed in handler.results.items() + ) + else 1 + ) + +if __name__ == "__main__": + main()