/* * Copyright (c) 2022 Huawei Device Co., Ltd. * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. * You may obtain a copy of the License at * * http://www.apache.org/licenses/LICENSE-2.0 * * Unless required by applicable law or agreed to in writing, software * distributed under the License is distributed on an "AS IS" BASIS, * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. * See the License for the specific language governing permissions and * limitations under the License. */ #include "concurrent.h" #include #include #include #include #include #include #include #include #include #include namespace panda::es2panda::util { void Concurrent::SetConcurrent(ir::ScriptFunction *func, const ir::AstNode * node, const lexer::LineIndex &lineIndex) { // concurrent function should only be function declaration if (!func->CanBeConcurrent()) { ThrowInvalidConcurrentFunction(lineIndex, node, ConcurrentInvalidFlag::NOT_ORDINARY_FUNCTION); } func->AddFlag(ir::ScriptFunctionFlags::CONCURRENT); } void Concurrent::ThrowInvalidConcurrentFunction(const lexer::LineIndex &lineIndex, const ir::AstNode *expr, ConcurrentInvalidFlag errFlag, util::StringView varName) { auto line = expr->Range().start.line; auto column = (const_cast(lineIndex)).GetLocation(expr->Range().start).col - 1; switch (errFlag) { case ConcurrentInvalidFlag::NOT_ORDINARY_FUNCTION: { throw Error {ErrorType::GENERIC, "Concurrent function should only be function declaration", line, column}; break; } case ConcurrentInvalidFlag::NOT_IMPORT_VARIABLE: { std::stringstream ss; ss << "Concurrent function should only use import variable or local variable, '" << varName << "' is not one of them"; throw Error {ErrorType::GENERIC, ss.str(), line, column}; break; } default: break; } } void Concurrent::ProcessConcurrent(const lexer::LineIndex &lineIndex, const ir::AstNode *node, const binder::ScopeFindResult &result, parser::Program *program) { if (!result.concurrentFunc) { return; } if (result.variable->IsModuleVariable() && result.variable->Declaration()->IsImportDecl()) { CollectRelativeModule(result, program); return; } ThrowInvalidConcurrentFunction(lineIndex, node, ConcurrentInvalidFlag::NOT_IMPORT_VARIABLE, result.variable->Declaration()->Name()); } void Concurrent::CollectRelativeModule(const binder::ScopeFindResult &result, parser::Program *program) { int moduleRequestIdx = program->ModuleRecord()->GetModuleRequestIdx(result.variable->Name()); if (moduleRequestIdx != parser::SourceTextModuleRecord::INVALID_MODULEREQUEST_ID) { result.concurrentFunc->AddConcurrentModuleRequest(moduleRequestIdx); } } } // namespace panda::es2panda::util