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_ASTRETURNSTATEMENT
9#define SKSL_ASTRETURNSTATEMENT
10
11#include "SkSLASTStatement.h"
12
13namespace SkSL {
14
15/**
16 * A 'return' statement.
17 */
18struct ASTReturnStatement : public ASTStatement {
19    // expression may be null
20    ASTReturnStatement(int offset, std::unique_ptr<ASTExpression> expression)
21    : INHERITED(offset, kReturn_Kind)
22    , fExpression(std::move(expression)) {}
23
24    String description() const override {
25        String result("return");
26        if (fExpression) {
27            result += " " + fExpression->description();
28        }
29        return result + ";";
30    }
31
32    const std::unique_ptr<ASTExpression> fExpression;
33
34    typedef ASTStatement INHERITED;
35};
36
37} // namespace
38
39#endif
40