dawn-cmake/src/ast/binary_expression.cc

66 lines
2.0 KiB
C++

// 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/binary_expression.h"
namespace tint {
namespace ast {
BinaryExpression::BinaryExpression() : Expression() {}
BinaryExpression::BinaryExpression(BinaryOp op,
std::unique_ptr<Expression> lhs,
std::unique_ptr<Expression> rhs)
: Expression(), op_(op), lhs_(std::move(lhs)), rhs_(std::move(rhs)) {}
BinaryExpression::BinaryExpression(const Source& source,
BinaryOp op,
std::unique_ptr<Expression> lhs,
std::unique_ptr<Expression> rhs)
: Expression(source), op_(op), lhs_(std::move(lhs)), rhs_(std::move(rhs)) {}
BinaryExpression::BinaryExpression(BinaryExpression&&) = default;
BinaryExpression::~BinaryExpression() = default;
bool BinaryExpression::IsBinary() const {
return true;
}
bool BinaryExpression::IsValid() const {
if (lhs_ == nullptr || !lhs_->IsValid()) {
return false;
}
if (rhs_ == nullptr || !rhs_->IsValid()) {
return false;
}
return op_ != BinaryOp::kNone;
}
void BinaryExpression::to_str(std::ostream& out, size_t indent) const {
make_indent(out, indent);
out << "Binary{" << std::endl;
lhs_->to_str(out, indent + 2);
make_indent(out, indent + 2);
out << op_ << std::endl;
rhs_->to_str(out, indent + 2);
make_indent(out, indent);
out << "}" << std::endl;
}
} // namespace ast
} // namespace tint