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_ASTBINARYEXPRESSION
9 #define SKSL_ASTBINARYEXPRESSION
10 
11 #include "SkSLASTExpression.h"
12 #include "../SkSLCompiler.h"
13 #include "../SkSLLexer.h"
14 
15 namespace SkSL {
16 
17 /**
18  * Represents a binary operation, with the operator represented by the token's type.
19  */
20 struct ASTBinaryExpression : public ASTExpression {
ASTBinaryExpressionASTBinaryExpression21     ASTBinaryExpression(std::unique_ptr<ASTExpression> left, Token op,
22                         std::unique_ptr<ASTExpression> right)
23     : INHERITED(op.fOffset, kBinary_Kind)
24     , fLeft(std::move(left))
25     , fOperator(op.fKind)
26     , fRight(std::move(right)) {}
27 
descriptionASTBinaryExpression28     String description() const override {
29         return "(" + fLeft->description() + " " + Compiler::OperatorName(fOperator) + " " +
30                fRight->description() + ")";
31     }
32 
33     const std::unique_ptr<ASTExpression> fLeft;
34     const Token::Kind fOperator;
35     const std::unique_ptr<ASTExpression> fRight;
36 
37     typedef ASTExpression INHERITED;
38 };
39 
40 } // namespace
41 
42 #endif
43