SkSLFunctionPrototype.h

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/*
 * Copyright 2020 Google LLC
 *
 * Use of this source code is governed by a BSD-style license that can be
 * found in the LICENSE file.
 */
 
#ifndef SKSL_FUNCTIONPROTOTYPE
#define SKSL_FUNCTIONPROTOTYPE
 
#include "src/sksl/ir/SkSLBlock.h"
#include "src/sksl/ir/SkSLFunctionDeclaration.h"
#include "src/sksl/ir/SkSLProgramElement.h"
 
namespace SkSL {
 
/**
 * A function prototype (a function declaration as a top-level program element)
 */
class FunctionPrototype final : public ProgramElement {
public:
    inline static constexpr Kind kIRNodeKind = Kind::kFunctionPrototype;
 
    FunctionPrototype(Position pos, const FunctionDeclaration* declaration, bool builtin)
            : INHERITED(pos, kIRNodeKind)
            , fDeclaration(declaration)
            , fBuiltin(builtin) {}
 
    const FunctionDeclaration& declaration() const {
        return *fDeclaration;
    }
 
    bool isBuiltin() const {
        return fBuiltin;
    }
 
    std::string description() const override {
        return this->declaration().description() + ";";
    }
 
private:
    const FunctionDeclaration* fDeclaration;
    bool fBuiltin;
 
    using INHERITED = ProgramElement;
};
 
}  // namespace SkSL
 
#endif