| /* |
| * 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_FORSTATEMENT |
| #define SKSL_FORSTATEMENT |
| |
| #include "src/sksl/ir/SkSLExpression.h" |
| #include "src/sksl/ir/SkSLStatement.h" |
| #include "src/sksl/ir/SkSLSymbolTable.h" |
| |
| namespace SkSL { |
| |
| /** |
| * A 'for' statement. |
| */ |
| class ForStatement final : public Statement { |
| public: |
| static constexpr Kind kStatementKind = Kind::kFor; |
| |
| ForStatement(int offset, std::unique_ptr<Statement> initializer, |
| std::unique_ptr<Expression> test, std::unique_ptr<Expression> next, |
| std::unique_ptr<Statement> statement, std::shared_ptr<SymbolTable> symbols) |
| : INHERITED(offset, kStatementKind) |
| , fSymbolTable(std::move(symbols)) |
| , fInitializer(std::move(initializer)) |
| , fTest(std::move(test)) |
| , fNext(std::move(next)) |
| , fStatement(std::move(statement)) {} |
| |
| std::unique_ptr<Statement>& initializer() { |
| return fInitializer; |
| } |
| |
| const std::unique_ptr<Statement>& initializer() const { |
| return fInitializer; |
| } |
| |
| std::unique_ptr<Expression>& test() { |
| return fTest; |
| } |
| |
| const std::unique_ptr<Expression>& test() const { |
| return fTest; |
| } |
| |
| std::unique_ptr<Expression>& next() { |
| return fNext; |
| } |
| |
| const std::unique_ptr<Expression>& next() const { |
| return fNext; |
| } |
| |
| std::unique_ptr<Statement>& statement() { |
| return fStatement; |
| } |
| |
| const std::unique_ptr<Statement>& statement() const { |
| return fStatement; |
| } |
| |
| const std::shared_ptr<SymbolTable>& symbols() const { |
| return fSymbolTable; |
| } |
| |
| std::unique_ptr<Statement> clone() const override { |
| return std::make_unique<ForStatement>( |
| fOffset, |
| this->initializer() ? this->initializer()->clone() : nullptr, |
| this->test() ? this->test()->clone() : nullptr, |
| this->next() ? this->next()->clone() : nullptr, |
| this->statement()->clone(), |
| SymbolTable::WrapIfBuiltin(this->symbols())); |
| } |
| |
| String description() const override { |
| String result("for ("); |
| if (this->initializer()) { |
| result += this->initializer()->description(); |
| } else { |
| result += ";"; |
| } |
| result += " "; |
| if (this->test()) { |
| result += this->test()->description(); |
| } |
| result += "; "; |
| if (this->next()) { |
| result += this->next()->description(); |
| } |
| result += ") " + this->statement()->description(); |
| return result; |
| } |
| |
| private: |
| std::shared_ptr<SymbolTable> fSymbolTable; |
| std::unique_ptr<Statement> fInitializer; |
| std::unique_ptr<Expression> fTest; |
| std::unique_ptr<Expression> fNext; |
| std::unique_ptr<Statement> fStatement; |
| |
| using INHERITED = Statement; |
| }; |
| |
| } // namespace SkSL |
| |
| #endif |