blob: d181caa4b158329efd636b0424bce15a8a04ec45 [file] [log] [blame]
// 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/else_statement.h"
namespace tint {
namespace ast {
ElseStatement::ElseStatement()
: Statement(), body_(std::make_unique<ast::BlockStatement>()) {}
ElseStatement::ElseStatement(std::unique_ptr<BlockStatement> body)
: Statement(), body_(std::move(body)) {}
ElseStatement::ElseStatement(std::unique_ptr<Expression> condition,
std::unique_ptr<BlockStatement> body)
: Statement(), condition_(std::move(condition)), body_(std::move(body)) {}
ElseStatement::ElseStatement(const Source& source,
std::unique_ptr<BlockStatement> body)
: Statement(source), body_(std::move(body)) {}
ElseStatement::ElseStatement(const Source& source,
std::unique_ptr<Expression> condition,
std::unique_ptr<BlockStatement> body)
: Statement(source),
condition_(std::move(condition)),
body_(std::move(body)) {}
ElseStatement::ElseStatement(ElseStatement&&) = default;
ElseStatement::~ElseStatement() = default;
bool ElseStatement::IsElse() const {
return true;
}
bool ElseStatement::IsValid() const {
if (body_ == nullptr || !body_->IsValid()) {
return false;
}
return condition_ == nullptr || condition_->IsValid();
}
void ElseStatement::to_str(std::ostream& out, size_t indent) const {
make_indent(out, indent);
out << "Else{" << std::endl;
if (condition_ != nullptr) {
make_indent(out, indent + 2);
out << "(" << std::endl;
condition_->to_str(out, indent + 4);
make_indent(out, indent + 2);
out << ")" << std::endl;
}
make_indent(out, indent + 2);
out << "{" << std::endl;
if (body_ != nullptr) {
for (const auto& stmt : *body_) {
stmt->to_str(out, indent + 4);
}
}
make_indent(out, indent + 2);
out << "}" << std::endl;
make_indent(out, indent);
out << "}" << std::endl;
}
} // namespace ast
} // namespace tint