-
Notifications
You must be signed in to change notification settings - Fork 1
/
RulesEngineExtensions.cs
98 lines (79 loc) · 2.49 KB
/
RulesEngineExtensions.cs
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
96
97
98
using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using System.Globalization;
using System.Text.RegularExpressions;
namespace Metacrack
{
public static class RulesEngineExtensions
{
public static char ToggleCase(this char value)
{
if (!char.IsLetter(value)) return value;
return char.IsUpper(value) ? char.ToLowerInvariant(value) : char.ToUpperInvariant(value);
}
public static string ToStringFromEnumerable(this IEnumerable<char> charSequence)
{
return new string(charSequence.ToArray());
}
public static string Reverse(this string s)
{
char[] charArray = s.ToCharArray();
Array.Reverse(charArray);
return new string(charArray);
}
public static string Repeat(this string s, int n)
{
var builder = new StringBuilder();
for (var i = 0; i <= n; i++) builder.Append(s);
return builder.ToString();
}
public static string Repeat(this char c, int n)
{
var builder = new StringBuilder();
for (var i = 0; i <= n; i++) builder.Append(c);
return builder.ToString();
}
public static char ToUpperInvariant(this char c)
{
return char.ToUpperInvariant(c);
}
public static char ToLowerInvariant(this char c)
{
return char.ToLowerInvariant(c);
}
public static int HexToInt(this char c)
{
return int.Parse(c.ToString(), NumberStyles.HexNumber);
}
public static char AsciiIncrement(this char c)
{
var x = (byte)c;
x++;
return (char)x;
}
public static char AsciiDecrement(this char c)
{
var x = (byte)c;
x--;
return (char)x;
}
//https://stackoverflow.com/questions/737781/left-bit-shifting-255-as-a-byte
public static char ShiftLeft(this char c)
{
return (char)((c << 1) & 0xFF);
}
public static char ShiftRight(this char c)
{
return (char)((c >> 1) & 0xFF);
}
public static string DuplicateAll(this string s)
{
var builder = new StringBuilder();
for (var i = 0; i < s.Length; i++) builder.Append(s[i], 2);
return builder.ToString();
}
}
}