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/*
* 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_TERNARYEXPRESSION
#define SKSL_TERNARYEXPRESSION
#include "SkSLExpression.h"
#include "../SkSLPosition.h"
namespace SkSL {
/**
* A ternary expression (test ? ifTrue : ifFalse).
*/
struct TernaryExpression : public Expression {
TernaryExpression(int offset, std::unique_ptr<Expression> test,
std::unique_ptr<Expression> ifTrue, std::unique_ptr<Expression> ifFalse)
: INHERITED(offset, kTernary_Kind, ifTrue->fType)
, fTest(std::move(test))
, fIfTrue(std::move(ifTrue))
, fIfFalse(std::move(ifFalse)) {
SkASSERT(fIfTrue->fType == fIfFalse->fType);
}
bool hasSideEffects() const override {
return fTest->hasSideEffects() || fIfTrue->hasSideEffects() || fIfFalse->hasSideEffects();
}
std::unique_ptr<Expression> clone() const override {
return std::unique_ptr<Expression>(new TernaryExpression(fOffset, fTest->clone(),
fIfTrue->clone(),
fIfFalse->clone()));
}
String description() const override {
return "(" + fTest->description() + " ? " + fIfTrue->description() + " : " +
fIfFalse->description() + ")";
}
std::unique_ptr<Expression> fTest;
std::unique_ptr<Expression> fIfTrue;
std::unique_ptr<Expression> fIfFalse;
typedef Expression INHERITED;
};
} // namespace
#endif
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