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/*
* Copyright 2017 Google Inc.
*
* Use of this source code is governed by a BSD-style license that can be
* found in the LICENSE file.
*/
#ifndef SKSL_SWITCHCASE
#define SKSL_SWITCHCASE
#include "SkSLExpression.h"
#include "SkSLStatement.h"
namespace SkSL {
/**
* A single case of a 'switch' statement.
*/
struct SwitchCase : public Statement {
SwitchCase(int offset, std::unique_ptr<Expression> value,
std::vector<std::unique_ptr<Statement>> statements)
: INHERITED(offset, kSwitch_Kind)
, fValue(std::move(value))
, fStatements(std::move(statements)) {}
std::unique_ptr<Statement> clone() const override {
std::vector<std::unique_ptr<Statement>> cloned;
for (const auto& s : fStatements) {
cloned.push_back(s->clone());
}
return std::unique_ptr<Statement>(new SwitchCase(fOffset,
fValue ? fValue->clone() : nullptr,
std::move(cloned)));
}
String description() const override {
String result;
if (fValue) {
result.appendf("case %s:\n", fValue->description().c_str());
} else {
result += "default:\n";
}
for (const auto& s : fStatements) {
result += s->description() + "\n";
}
return result;
}
// null value implies "default" case
std::unique_ptr<Expression> fValue;
std::vector<std::unique_ptr<Statement>> fStatements;
typedef Statement INHERITED;
};
} // namespace
#endif
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