| /* |
| * Copyright 2016 Google Inc. |
| * |
| * Use of this source code is governed by a BSD-style license that can be |
| * found in the LICENSE file. |
| */ |
| |
| #ifndef SKSL_RETURNSTATEMENT |
| #define SKSL_RETURNSTATEMENT |
| |
| #include "include/private/SkSLStatement.h" |
| #include "src/sksl/ir/SkSLExpression.h" |
| |
| namespace SkSL { |
| |
| /** |
| * A 'return' statement. |
| */ |
| class ReturnStatement final : public Statement { |
| public: |
| static constexpr Kind kStatementKind = Kind::kReturn; |
| |
| ReturnStatement(int offset, std::unique_ptr<Expression> expression) |
| : INHERITED(offset, kStatementKind) |
| , fExpression(std::move(expression)) {} |
| |
| static std::unique_ptr<Statement> Make(int offset, std::unique_ptr<Expression> expression) { |
| return std::make_unique<ReturnStatement>(offset, std::move(expression)); |
| } |
| |
| std::unique_ptr<Expression>& expression() { |
| return fExpression; |
| } |
| |
| const std::unique_ptr<Expression>& expression() const { |
| return fExpression; |
| } |
| |
| void setExpression(std::unique_ptr<Expression> expr) { |
| fExpression = std::move(expr); |
| } |
| |
| std::unique_ptr<Statement> clone() const override { |
| return std::make_unique<ReturnStatement>(fOffset, this->expression()->clone()); |
| } |
| |
| String description() const override { |
| if (this->expression()) { |
| return "return " + this->expression()->description() + ";"; |
| } else { |
| return String("return;"); |
| } |
| } |
| |
| private: |
| std::unique_ptr<Expression> fExpression; |
| |
| using INHERITED = Statement; |
| }; |
| |
| } // namespace SkSL |
| |
| #endif |