1 /* 2 * Copyright 2016 Google Inc. 3 * 4 * Use of this source code is governed by a BSD-style license that can be 5 * found in the LICENSE file. 6 */ 7 8 #ifndef SKSL_IFSTATEMENT 9 #define SKSL_IFSTATEMENT 10 11 #include "SkSLExpression.h" 12 #include "SkSLStatement.h" 13 14 namespace SkSL { 15 16 /** 17 * An 'if' statement. 18 */ 19 struct IfStatement : public Statement { IfStatementIfStatement20 IfStatement(Position position, bool isStatic, std::unique_ptr<Expression> test, 21 std::unique_ptr<Statement> ifTrue, std::unique_ptr<Statement> ifFalse) 22 : INHERITED(position, kIf_Kind) 23 , fIsStatic(isStatic) 24 , fTest(std::move(test)) 25 , fIfTrue(std::move(ifTrue)) 26 , fIfFalse(std::move(ifFalse)) {} 27 descriptionIfStatement28 String description() const override { 29 String result; 30 if (fIsStatic) { 31 result += "@"; 32 } 33 result += "if (" + fTest->description() + ") " + fIfTrue->description(); 34 if (fIfFalse) { 35 result += " else " + fIfFalse->description(); 36 } 37 return result; 38 } 39 40 bool fIsStatic; 41 std::unique_ptr<Expression> fTest; 42 std::unique_ptr<Statement> fIfTrue; 43 // may be null 44 std::unique_ptr<Statement> fIfFalse; 45 46 typedef Statement INHERITED; 47 }; 48 49 } // namespace 50 51 #endif 52