1
 2
 3
 4
 5
 6
 7
 8
 9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4; fill-column: 100 -*- */
/*
 * This file is part of the LibreOffice project.
 *
 * This Source Code Form is subject to the terms of the Mozilla Public
 * License, v. 2.0. If a copy of the MPL was not distributed with this
 * file, You can obtain one at http://mozilla.org/MPL/2.0/.
 */

#include <rtl/ustring.hxx>

namespace test1
{
void f(OUString s1)
{
    OUString s2 = s1;
    // expected-error@+1 {{simplify by merging with the preceding assignment [loplugin:sequentialassign]}}
    s2 = s2.getToken(0, '(');<--- Variable 's2' is assigned a value that is never used.
}
}

namespace test2
{
OUString s2;
void f(OUString s1)
{
    s2 = s1;
    // expected-error@+1 {{simplify by merging with the preceding assignment [loplugin:sequentialassign]}}
    s2 = s2.getToken(0, '(');
}
}

namespace test3
{
struct VolumeInfo
{
    OUString getFileSystemName();
};
OUString aNullURL("");
void f(VolumeInfo _aVolumeInfo)
{
    OUString aFileSysName(aNullURL);
    // expected-error@+1 {{simplify by merging with the preceding assignment [loplugin:sequentialassign]}}
    aFileSysName = _aVolumeInfo.getFileSystemName();<--- Variable 'aFileSysName' is assigned a value that is never used.
}
}

namespace test4
{
struct B3DVector
{
    B3DVector getPerpendicular();
};
void f(B3DVector aNewVPN)
{
    B3DVector aNewToTheRight = aNewVPN;
    // expected-error@+1 {{simplify by merging with the preceding assignment [loplugin:sequentialassign]}}
    aNewToTheRight = aNewToTheRight.getPerpendicular();<--- Variable 'aNewToTheRight' is assigned a value that is never used.
}
}

namespace test5
{
void f(OUString s, int x)
{
    int nPos = x;
    // expected-error@+1 {{simplify by merging with the preceding assignment [loplugin:sequentialassign]}}
    nPos = s.indexOf("x", nPos);
}
}

namespace test6
{
void f()
{
    OUString s2("xxxx");
    s2 = s2.getToken(0, '('); // no warning expected<--- Variable 's2' is assigned a value that is never used.
}
}

namespace test7
{
class Class1
{
    OUString m_field1;
    void foo(Class1& rOther)<--- Unused private function: 'Class1::foo'<--- Parameter 'rOther' can be declared with const
    {
        OUString s = rOther.m_field1;
        // expected-error@+1 {{simplify by merging with the preceding assignment [loplugin:sequentialassign]}}
        s = s.copy(1, 2);<--- Variable 's' is assigned a value that is never used.
    }
};
}

/* vim:set shiftwidth=4 softtabstop=4 expandtab cinoptions=b1,g0,N-s cinkeys+=0=break: */