xref: /aosp_15_r20/external/skia/src/sksl/ir/SkSLFunctionPrototype.h (revision c8dee2aa9b3f27cf6c858bd81872bdeb2c07ed17)
1 /*
2  * Copyright 2020 Google LLC
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_FUNCTIONPROTOTYPE
9 #define SKSL_FUNCTIONPROTOTYPE
10 
11 #include "src/sksl/ir/SkSLBlock.h"
12 #include "src/sksl/ir/SkSLFunctionDeclaration.h"
13 #include "src/sksl/ir/SkSLProgramElement.h"
14 
15 namespace SkSL {
16 
17 /**
18  * A function prototype (a function declaration as a top-level program element)
19  */
20 class FunctionPrototype final : public ProgramElement {
21 public:
22     inline static constexpr Kind kIRNodeKind = Kind::kFunctionPrototype;
23 
FunctionPrototype(Position pos,const FunctionDeclaration * declaration)24     FunctionPrototype(Position pos, const FunctionDeclaration* declaration)
25             : INHERITED(pos, kIRNodeKind)
26             , fDeclaration(declaration) {}
27 
declaration()28     const FunctionDeclaration& declaration() const {
29         return *fDeclaration;
30     }
31 
description()32     std::string description() const override {
33         return this->declaration().description() + ";";
34     }
35 
36 private:
37     const FunctionDeclaration* fDeclaration;
38 
39     using INHERITED = ProgramElement;
40 };
41 
42 }  // namespace SkSL
43 
44 #endif
45