microsoft-visualbasic-runtime/Language/Value/ByRefValueExtensions.vb

87 lines
3.0 KiB
VB.net

#Region "Microsoft.VisualBasic::5fc413b9762b2a91f4fae2aecd900021, Microsoft.VisualBasic.Core\Language\Value\ByRefValueExtensions.vb"
' Author:
'
' asuka (amethyst.asuka@gcmodeller.org)
' xie (genetics@smrucc.org)
' xieguigang (xie.guigang@live.com)
'
' Copyright (c) 2018 GPL3 Licensed
'
'
' GNU GENERAL PUBLIC LICENSE (GPL3)
'
'
' This program is free software: you can redistribute it and/or modify
' it under the terms of the GNU General Public License as published by
' the Free Software Foundation, either version 3 of the License, or
' (at your option) any later version.
'
' This program is distributed in the hope that it will be useful,
' but WITHOUT ANY WARRANTY; without even the implied warranty of
' MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
' GNU General Public License for more details.
'
' You should have received a copy of the GNU General Public License
' along with this program. If not, see <http://www.gnu.org/licenses/>.
' /********************************************************************************/
' Summaries:
' Module ByRefValueExtensions
'
' Function: CreateDelegate, (+2 Overloads) First, Split, ToLower
'
'
' /********************************************************************************/
#End Region
Imports System.Reflection
Imports System.Runtime.CompilerServices
Imports ByRefString = Microsoft.VisualBasic.Language.Value(Of String)
Namespace Language.Values
Public Module ByRefValueExtensions
<MethodImpl(MethodImplOptions.AggressiveInlining)>
<Extension> Public Function Split(s As ByRefString, ParamArray delimiter As Char()) As String()
Return s.Value.Split(delimiter)
End Function
<MethodImpl(MethodImplOptions.AggressiveInlining)>
<Extension>
Public Function ToLower(str As ByRefString) As String
Return Strings.LCase(str.Value)
End Function
<MethodImpl(MethodImplOptions.AggressiveInlining)>
<Extension>
Public Function First(Of T)(list As Value(Of IEnumerable(Of T))) As T
Return list.Value.First
End Function
<MethodImpl(MethodImplOptions.AggressiveInlining)>
<Extension>
Public Function First(str As ByRefString) As Char
Return str.Value.First
End Function
''' <summary>
''' Creates a delegate of the specified type from this method.
''' </summary>
''' <param name="methodInfo"></param>
''' <param name="delegateType">The type of the delegate to create.</param>
''' <returns>The delegate for this method.</returns>
<MethodImpl(MethodImplOptions.AggressiveInlining)>
<Extension>
Public Function CreateDelegate(methodInfo As Value(Of MethodInfo), delegateType As Type) As [Delegate]
Return methodInfo.Value.CreateDelegate(delegateType)
End Function
End Module
End Namespace