1/*
2 * Copyright 2016 Google Inc.
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_NOP
9#define SKSL_NOP
10
11#include "src/sksl/ir/SkSLStatement.h"
12#include "src/sksl/ir/SkSLSymbolTable.h"
13
14namespace SkSL {
15
16/**
17 * A no-op statement that does nothing.
18 */
19struct Nop : public Statement {
20 Nop()
21 : INHERITED(-1, kNop_Kind) {}
22
23 virtual bool isEmpty() const override {
24 return true;
25 }
26
27#ifdef SK_DEBUG
28 String description() const override {
29 return String(";");
30 }
31#endif
32
33 std::unique_ptr<Statement> clone() const override {
34 return std::unique_ptr<Statement>(new Nop());
35 }
36
37 typedef Statement INHERITED;
38};
39
40} // namespace
41
42#endif
43