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_ASTEXPRESSION 9 #define SKSL_ASTEXPRESSION 10 11 #include "SkSLASTPositionNode.h" 12 13 namespace SkSL { 14 15 /** 16 * Abstract supertype of all expressions. 17 */ 18 struct ASTExpression : public ASTPositionNode { 19 enum Kind { 20 kFloat_Kind, 21 kIdentifier_Kind, 22 kInt_Kind, 23 kBool_Kind, 24 kPrefix_Kind, 25 kSuffix_Kind, 26 kBinary_Kind, 27 kTernary_Kind 28 }; 29 ASTExpressionASTExpression30 ASTExpression(Position position, Kind kind) 31 : INHERITED(position) 32 , fKind(kind) {} 33 34 const Kind fKind; 35 36 typedef ASTPositionNode INHERITED; 37 }; 38 39 } // namespace 40 41 #endif 42