|  | // 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/member_accessor_expression.h" | 
|  |  | 
|  | namespace tint { | 
|  | namespace ast { | 
|  |  | 
|  | MemberAccessorExpression::MemberAccessorExpression() = default; | 
|  |  | 
|  | MemberAccessorExpression::MemberAccessorExpression( | 
|  | std::unique_ptr<Expression> structure, | 
|  | std::unique_ptr<IdentifierExpression> member) | 
|  | : Expression(), struct_(std::move(structure)), member_(std::move(member)) {} | 
|  |  | 
|  | MemberAccessorExpression::MemberAccessorExpression( | 
|  | const Source& source, | 
|  | std::unique_ptr<Expression> structure, | 
|  | std::unique_ptr<IdentifierExpression> member) | 
|  | : Expression(source), | 
|  | struct_(std::move(structure)), | 
|  | member_(std::move(member)) {} | 
|  |  | 
|  | MemberAccessorExpression::MemberAccessorExpression(MemberAccessorExpression&&) = | 
|  | default; | 
|  |  | 
|  | MemberAccessorExpression::~MemberAccessorExpression() = default; | 
|  |  | 
|  | bool MemberAccessorExpression::IsMemberAccessor() const { | 
|  | return true; | 
|  | } | 
|  |  | 
|  | bool MemberAccessorExpression::IsValid() const { | 
|  | if (struct_ == nullptr || !struct_->IsValid()) { | 
|  | return false; | 
|  | } | 
|  | if (member_ == nullptr || !member_->IsValid()) { | 
|  | return false; | 
|  | } | 
|  | return true; | 
|  | } | 
|  |  | 
|  | void MemberAccessorExpression::to_str(std::ostream& out, size_t indent) const { | 
|  | make_indent(out, indent); | 
|  | out << "MemberAccessor{" << std::endl; | 
|  | struct_->to_str(out, indent + 2); | 
|  | member_->to_str(out, indent + 2); | 
|  | make_indent(out, indent); | 
|  | out << "}" << std::endl; | 
|  | } | 
|  |  | 
|  | }  // namespace ast | 
|  | }  // namespace tint |