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
|
// Copyright (c) 2014 AlphaSierraPapa for the SharpDevelop Team
//
// Permission is hereby granted, free of charge, to any person obtaining a copy of this
// software and associated documentation files (the "Software"), to deal in the Software
// without restriction, including without limitation the rights to use, copy, modify, merge,
// publish, distribute, sublicense, and/or sell copies of the Software, and to permit persons
// to whom the Software is furnished to do so, subject to the following conditions:
//
// The above copyright notice and this permission notice shall be included in all copies or
// substantial portions of the Software.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED,
// INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR
// PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE
// FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR
// OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
// DEALINGS IN THE SOFTWARE.
using System;
namespace aa
{
public static class CustomAttributes
{
[Flags]
public enum EnumWithFlag
{
All = 15,
None = 0,
Item1 = 1,
Item2 = 2,
Item3 = 4,
Item4 = 8
}
[AttributeUsage(AttributeTargets.All)]
public class MyAttribute : Attribute
{
public MyAttribute(object val)
{
}
}
[CustomAttributes.MyAttribute(CustomAttributes.EnumWithFlag.Item1 | CustomAttributes.EnumWithFlag.Item2)]
private static int field;
[CustomAttributes.MyAttribute(CustomAttributes.EnumWithFlag.All)]
public static string Property
{
get
{
return "aa";
}
}
[Obsolete("some message")]
public static void ObsoletedMethod()
{
//Console.WriteLine("{0} $$$ {1}", AttributeTargets.Interface, (AttributeTargets)(AttributeTargets.Property | AttributeTargets.Field));
Console.WriteLine("{0} $$$ {1}", AttributeTargets.Interface, AttributeTargets.Property | AttributeTargets.Field);
AttributeTargets attributeTargets = AttributeTargets.Property | AttributeTargets.Field;
Console.WriteLine("{0} $$$ {1}", AttributeTargets.Interface, attributeTargets);
}
// No Boxing
[CustomAttributes.MyAttribute(new StringComparison[]
{
StringComparison.Ordinal,
StringComparison.CurrentCulture
})]
public static void ArrayAsAttribute1()
{
}
// Boxing of each array element
[CustomAttributes.MyAttribute(new object[]
{
StringComparison.Ordinal,
StringComparison.CurrentCulture
})]
public static void ArrayAsAttribute2()
{
}
}
}
|