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_VARDECLARATIONSSTATEMENT
9 #define SKSL_VARDECLARATIONSSTATEMENT
10 
11 #include "SkSLStatement.h"
12 #include "SkSLVarDeclarations.h"
13 
14 namespace SkSL {
15 
16 /**
17  * One or more variable declarations appearing as a statement within a function.
18  */
19 struct VarDeclarationsStatement : public Statement {
VarDeclarationsStatementVarDeclarationsStatement20     VarDeclarationsStatement(std::unique_ptr<VarDeclarations> decl)
21     : INHERITED(decl->fOffset, kVarDeclarations_Kind)
22     , fDeclaration(std::move(decl)) {}
23 
isEmptyVarDeclarationsStatement24     bool isEmpty() const override {
25         for (const auto& s : fDeclaration->fVars) {
26             if (!s->isEmpty()) {
27                 return false;
28             }
29         }
30         return true;
31     }
32 
cloneVarDeclarationsStatement33     std::unique_ptr<Statement> clone() const override {
34         std::unique_ptr<VarDeclarations> cloned((VarDeclarations*) fDeclaration->clone().release());
35         return std::unique_ptr<Statement>(new VarDeclarationsStatement(std::move(cloned)));
36     }
37 
descriptionVarDeclarationsStatement38     String description() const override {
39         return fDeclaration->description() + ";";
40     }
41 
42     std::unique_ptr<VarDeclarations> fDeclaration;
43 
44     typedef Statement INHERITED;
45 };
46 
47 } // namespace
48 
49 #endif
50