96 lines
3.1 KiB
VB.net
96 lines
3.1 KiB
VB.net
#Region "Microsoft.VisualBasic::ba2a54e6da558b22d1f9a4bbc54ac7a8, Microsoft.VisualBasic.Core\Extensions\Collection\Linq\VectorAssertor.vb"
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' Author:
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'
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' asuka (amethyst.asuka@gcmodeller.org)
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' xie (genetics@smrucc.org)
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' xieguigang (xie.guigang@live.com)
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'
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' Copyright (c) 2018 GPL3 Licensed
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'
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'
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' GNU GENERAL PUBLIC LICENSE (GPL3)
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'
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'
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' This program is free software: you can redistribute it and/or modify
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' it under the terms of the GNU General Public License as published by
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' the Free Software Foundation, either version 3 of the License, or
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' (at your option) any later version.
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'
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' This program is distributed in the hope that it will be useful,
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' but WITHOUT ANY WARRANTY; without even the implied warranty of
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' MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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' GNU General Public License for more details.
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'
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' You should have received a copy of the GNU General Public License
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' along with this program. If not, see <http://www.gnu.org/licenses/>.
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' /********************************************************************************/
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' Summaries:
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' Structure VectorAssertor
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'
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' Function: ToString
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' Operators: <>, =, (+2 Overloads) Like
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'
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'
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' /********************************************************************************/
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#End Region
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Namespace Linq
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Public Structure VectorAssertor(Of T)
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Dim ALL As T
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Dim equal As Func(Of T, T, Boolean)
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Dim likes#
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Public Overrides Function ToString() As String
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Return ALL.ToString
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End Function
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Public Shared Operator Like(list As IEnumerable(Of T), assert As VectorAssertor(Of T)) As Boolean
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Dim array As T() = list.ToArray
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Dim n#
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With assert
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If .equal Is Nothing Then
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n = array.Where(Function(x) x.Equals(.ALL)).Count
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Else
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n = array.Where(Function(x) .equal(x, .ALL)).Count
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End If
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If .likes = 0R Then
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Return (n / array.Length) >= 0.65
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Else
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Return (n / array.Length) >= .likes
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End If
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End With
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End Operator
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''' <summary>
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''' ALL elements in target <paramref name="list"/> equals to <paramref name="assert"/> value
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''' </summary>
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''' <param name="list"></param>
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''' <param name="assert"></param>
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''' <returns></returns>
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Public Shared Operator =(list As IEnumerable(Of T), assert As VectorAssertor(Of T)) As Boolean
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With assert
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If .equal Is Nothing Then
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Return list.All(Function(x) x.Equals(.ALL))
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Else
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Return list.All(Function(x) .equal(x, .ALL))
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End If
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End With
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End Operator
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Public Shared Operator <>(list As IEnumerable(Of T), assert As VectorAssertor(Of T)) As Boolean
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Return Not list = assert
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End Operator
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End Structure
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End Namespace
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