SMAPI/ModLoader/Mono/Empty.cs

63 lines
1.1 KiB
C#

//
// Author:
// Jb Evain (jbevain@gmail.com)
//
// Copyright (c) 2008 - 2015 Jb Evain
// Copyright (c) 2008 - 2011 Novell, Inc.
//
// Licensed under the MIT/X11 license.
//
using System;
using Mono.Collections.Generic;
namespace Mono {
static class Empty<T> {
public static readonly T [] Array = new T [0];
}
class ArgumentNullOrEmptyException : ArgumentException {
public ArgumentNullOrEmptyException (string paramName)
: base ("Argument null or empty", paramName)
{
}
}
}
namespace Mono.Cecil {
static partial class Mixin {
public static bool IsNullOrEmpty<T> (this T [] self)
{
return self == null || self.Length == 0;
}
public static bool IsNullOrEmpty<T> (this Collection<T> self)
{
return self == null || self.size == 0;
}
public static T [] Resize<T> (this T [] self, int length)
{
Array.Resize (ref self, length);
return self;
}
public static T [] Add<T> (this T [] self, T item)
{
if (self == null) {
self = new [] { item };
return self;
}
self = self.Resize (self.Length + 1);
self [self.Length - 1] = item;
return self;
}
}
}