| // 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/return_statement.h" |
| |
| #include "src/program_builder.h" |
| |
| TINT_INSTANTIATE_TYPEINFO(tint::ast::ReturnStatement); |
| |
| namespace tint { |
| namespace ast { |
| |
| ReturnStatement::ReturnStatement(ProgramID program_id, const Source& source) |
| : Base(program_id, source), value_(nullptr) {} |
| |
| ReturnStatement::ReturnStatement(ProgramID program_id, |
| const Source& source, |
| Expression* value) |
| : Base(program_id, source), value_(value) { |
| TINT_ASSERT_PROGRAM_IDS_EQUAL_IF_VALID(AST, value_, program_id); |
| } |
| |
| ReturnStatement::ReturnStatement(ReturnStatement&&) = default; |
| |
| ReturnStatement::~ReturnStatement() = default; |
| |
| ReturnStatement* ReturnStatement::Clone(CloneContext* ctx) const { |
| // Clone arguments outside of create() call to have deterministic ordering |
| auto src = ctx->Clone(source()); |
| auto* ret = ctx->Clone(value()); |
| return ctx->dst->create<ReturnStatement>(src, ret); |
| } |
| |
| void ReturnStatement::to_str(const sem::Info& sem, |
| std::ostream& out, |
| size_t indent) const { |
| make_indent(out, indent); |
| out << "Return{"; |
| |
| if (value_) { |
| out << std::endl; |
| |
| make_indent(out, indent + 2); |
| out << "{" << std::endl; |
| |
| value_->to_str(sem, out, indent + 4); |
| |
| make_indent(out, indent + 2); |
| out << "}" << std::endl; |
| |
| make_indent(out, indent); |
| } |
| out << "}" << std::endl; |
| } |
| |
| } // namespace ast |
| } // namespace tint |