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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_ASTRETURNSTATEMENT | |
9 #define SKSL_ASTRETURNSTATEMENT | |
10 | |
11 #include "SkSLASTStatement.h" | |
12 | |
13 namespace SkSL { | |
14 | |
15 /** | |
16 * A 'return' statement. | |
17 */ | |
dogben
2016/06/20 16:23:18
nit: mention that expression can be null.
| |
18 struct ASTReturnStatement : public ASTStatement { | |
19 ASTReturnStatement(Position position, std::unique_ptr<ASTExpression> express ion) | |
20 : INHERITED(position, kReturn_Kind) | |
21 , fExpression(std::move(expression)) {} | |
22 | |
23 std::string description() const override { | |
24 std::string result("return"); | |
25 if (fExpression) { | |
26 result += " " + fExpression->description(); | |
27 } | |
28 return result + ";"; | |
29 } | |
30 | |
31 const std::unique_ptr<ASTExpression> fExpression; | |
32 | |
33 typedef ASTStatement INHERITED; | |
34 }; | |
35 | |
36 } // namespace | |
37 | |
38 #endif | |
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