blob: 1030db051b1b9e6f490890fdd56324efc51cdfe5 [file] [log] [blame]
/*
* Copyright 2016 Google Inc.
*
* Use of this source code is governed by a BSD-style license that can be
* found in the LICENSE file.
*/
#ifndef SKSL_FUNCTIONREFERENCE
#define SKSL_FUNCTIONREFERENCE
#include "src/sksl/SkSLContext.h"
#include "src/sksl/ir/SkSLExpression.h"
#include "src/sksl/ir/SkSLFunctionDeclaration.h"
namespace SkSL {
/**
* An identifier referring to a function name. This is an intermediate value: FunctionReferences are
* always eventually replaced by FunctionCalls in valid programs.
*/
class FunctionReference final : public Expression {
public:
static constexpr Kind kExpressionKind = Kind::kFunctionReference;
FunctionReference(const Context& context, int offset,
std::vector<const FunctionDeclaration*> functions)
: INHERITED(offset, kExpressionKind, context.fTypes.fInvalid.get())
, fFunctions(std::move(functions)) {}
const std::vector<const FunctionDeclaration*>& functions() const {
return fFunctions;
}
bool hasProperty(Property property) const override {
return false;
}
std::unique_ptr<Expression> clone() const override {
return std::unique_ptr<Expression>(new FunctionReference(fOffset, this->functions(),
&this->type()));
}
String description() const override {
return String("<function>");
}
private:
FunctionReference(int offset, std::vector<const FunctionDeclaration*> functions,
const Type* type)
: INHERITED(offset, kExpressionKind, type)
, fFunctions(std::move(functions)) {}
std::vector<const FunctionDeclaration*> fFunctions;
using INHERITED = Expression;
};
} // namespace SkSL
#endif