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_ASTNULLLITERAL 9 #define SKSL_ASTNULLLITERAL 10 11 #include "SkSLASTExpression.h" 12 13 namespace SkSL { 14 15 /** 16 * Represents "null". 17 */ 18 struct ASTNullLiteral : public ASTExpression { ASTNullLiteralASTNullLiteral19 ASTNullLiteral(int offset) 20 : INHERITED(offset, kNull_Kind) {} 21 descriptionASTNullLiteral22 String description() const override { 23 return "null"; 24 } 25 26 typedef ASTExpression INHERITED; 27 }; 28 29 } // namespace 30 31 #endif 32