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         kBinary_Kind,
21         kBool_Kind,
22         kFloat_Kind,
23         kIdentifier_Kind,
24         kInt_Kind,
25         kNull_Kind,
26         kPrefix_Kind,
27         kSuffix_Kind,
28         kTernary_Kind
29     };
30 
ASTExpressionASTExpression31     ASTExpression(int offset, Kind kind)
32     : INHERITED(offset)
33     , fKind(kind) {}
34 
35     const Kind fKind;
36 
37     typedef ASTPositionNode INHERITED;
38 };
39 
40 } // namespace
41 
42 #endif
43