// Copyright 2020 The Tint Authors. // // 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 "src/ast/if_statement.h" #include "src/ast/else_statement.h" namespace tint { namespace ast { IfStatement::IfStatement() : Statement() {} IfStatement::IfStatement(std::unique_ptr condition, std::vector> body) : Statement(), condition_(std::move(condition)), body_(std::move(body)) {} IfStatement::IfStatement(const Source& source, std::unique_ptr condition, std::vector> body) : Statement(source), condition_(std::move(condition)), body_(std::move(body)) {} IfStatement::~IfStatement() = default; bool IfStatement::IsValid() const { if (condition_ == nullptr) return false; if (premerge_.size() > 0 && else_statements_.size() > 1) return false; return true; } void IfStatement::to_str(std::ostream& out, size_t indent) const { make_indent(out, indent); out << "If{" << std::endl; condition_->to_str(out, indent + 2); out << std::endl; make_indent(out, indent + 2); out << "{" << std::endl; for (const auto& stmt : body_) stmt->to_str(out, indent + 4); make_indent(out, indent + 2); out << "}" << std::endl; for (const auto& e : else_statements_) e->to_str(out, indent + 2); if (premerge_.size() > 0) { make_indent(out, indent + 2); out << "premerge{" << std::endl; for (const auto& stmt : premerge_) stmt->to_str(out, indent + 4); make_indent(out, indent + 2); out << "}" << std::endl; } } } // namespace ast } // namespace tint