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Rocks

From Mono

Mono.Rocks is a library which aims at providing useful extensions methods for the base class libraries. In the context of this library, such an extension method is called a rock. I like that people type using Mono.Rocks.

Table of contents
1 Infrastructure
2 Rocks

2.1 Int32

2.1.1 Times
2.1.2 UpTo
2.1.3 DownTo
2.1.4 Step

2.2 String

2.2.1 Slice
2.2.2 EachLine
2.2.3 ToEnum

2.3 IEnumerable

2.3.1 Join
2.3.2 Repeat
2.3.3 PathCombine

2.4 ICustomAttributeProvider

2.4.1 GetCustomAttribute
2.4.2 GetCustomAttributes

Infrastructure

You can check out the source code from SVN in the `rocks` module.

The mailing list to propose, discuss and review rocks is the mono-rocks (http://groups.google.com/group/mono-rocks) google group.

Rocks

Int32

Times

Repeats an action n times.

Signature: 

public static void Times (this int self, Action<int> action)

Usage: 

6.Times (i => Console.WriteLine (i));

UpTo

Signature: 

public static void UpTo (this int self, int limit, Action<int> action)

Usage: 

6.UpTo (12, i => Console.WriteLine (i));

DownTo

Signature: 

public static void DownTo (this int self, int limit, Action<int> action)

Usage: 

12.DownTo (6, i => Console.WriteLine (i));

Step

Signature: 

public static void Step (this int self, int limit, int step, Action<int> action)

Usage: 

5.Step (9, 2, i => Console.WriteLine (i));

String

Slice

Signature: 

public static string Slice (this string self, int start, int end)

Usage: 

"01234".Slice (2, 4);
"01234".Slice (2, -1);

EachLine

Signature: 

public static void EachLine (this string self, Action<string> action)

Usage: 

@"
one
two
three".EachLine (line => Console.WriteLine (line));

ToEnum

Signature: 

public static TEnum ToEnum<TEnum> (this string self)

Usage: 

"Bar".ToEnum<Foo> ()

IEnumerable

Join

Signature: 

public static string Join<TSource> (this IEnumerable<TSource> self, string separator)

Usage: 

new int [] { 0, 1, 2, 3, 4, 5 }.Join (", ")

Repeat

Signature: 

public static IEnumerable<TSource> Repeat<TSource> (this IEnumerable<TSource> self, int number)

Usage: 

new [] {"foo", "bar"}.Repeat (2)


PathCombine

Signature: 

public static string PathCombine (this IEnumerable<string> self)

Usage: 

var path = new [] {"/home", "jb", "sources"}.PathCombine ();

ICustomAttributeProvider

GetCustomAttribute

Signature: 

public static TAttribute GetCustomAttribute<TAttribute> (this ICustomAttributeProvider self) where TAttribute : Attribute

Usage: 

FooAttribute foo = typeof (Bar).GetCustomAttribute<FooAttribute> ();

GetCustomAttributes

Signature: 

public static TAttribute [] GetCustomAttributes<TAttribute> (this ICustomAttributeProvider self) where TAttribute : Attribute

Usage: 

var attributes = typeof (Bar).GetCustomAttributes<FooAttribute> ();
Retrieved from "http://www.mono-project.com/Rocks"