| 1 | #Region "Microsoft.VisualBasic::ba2a54e6da558b22d1f9a4bbc54ac7a8, Microsoft.VisualBasic.Core\Extensions\Collection\Linq\VectorAssertor.vb" |
| 2 | |
| 3 | ' Author: |
| 4 | ' |
| 5 | ' asuka (amethyst.asuka@gcmodeller.org) |
| 6 | ' xie (genetics@smrucc.org) |
| 7 | ' xieguigang (xie.guigang@live.com) |
| 8 | ' |
| 9 | ' Copyright (c) 2018 GPL3 Licensed |
| 10 | ' |
| 11 | ' |
| 12 | ' GNU GENERAL PUBLIC LICENSE (GPL3) |
| 13 | ' |
| 14 | ' |
| 15 | ' This program is free software: you can redistribute it and/or modify |
| 16 | ' it under the terms of the GNU General Public License as published by |
| 17 | ' the Free Software Foundation, either version 3 of the License, or |
| 18 | ' (at your option) any later version. |
| 19 | ' |
| 20 | ' This program is distributed in the hope that it will be useful, |
| 21 | ' but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 22 | ' MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| 23 | ' GNU General Public License for more details. |
| 24 | ' |
| 25 | ' You should have received a copy of the GNU General Public License |
| 26 | ' along with this program. If not, see <http://www.gnu.org/licenses/>. |
| 27 | |
| 28 | |
| 29 | |
| 30 | ' /********************************************************************************/ |
| 31 | |
| 32 | ' Summaries: |
| 33 | |
| 34 | ' Structure VectorAssertor |
| 35 | ' |
| 36 | ' Function: ToString |
| 37 | ' Operators: <>, =, (+2 Overloads) Like |
| 38 | ' |
| 39 | ' |
| 40 | ' /********************************************************************************/ |
| 41 | |
| 42 | #End Region |
| 43 | |
| 44 | Namespace Linq |
| 45 | |
| 46 | Public Structure VectorAssertor(Of T) |
| 47 | |
| 48 | Dim ALL As T |
| 49 | Dim equal As Func(Of T, T, Boolean) |
| 50 | Dim likes# |
| 51 | |
| 52 | Public Overrides Function ToString() As String |
| 53 | Return ALL.ToString |
| 54 | End Function |
| 55 | |
| 56 | Public Shared Operator Like(list As IEnumerable(Of T), assert As VectorAssertor(Of T)) As Boolean |
| 57 | Dim array As T() = list.ToArray |
| 58 | Dim n# |
| 59 | |
| 60 | With assert |
| 61 | If .equal Is Nothing Then |
| 62 | n = array.Where(Function(x) x.Equals(.ALL)).Count |
| 63 | Else |
| 64 | n = array.Where(Function(x) .equal(x, .ALL)).Count |
| 65 | End If |
| 66 | |
| 67 | If .likes = 0R Then |
| 68 | Return (n / array.Length) >= 0.65 |
| 69 | Else |
| 70 | Return (n / array.Length) >= .likes |
| 71 | End If |
| 72 | End With |
| 73 | End Operator |
| 74 | |
| 75 | ''' <summary> |
| 76 | ''' ALL elements in target <paramref name="list"/> equals to <paramref name="assert"/> value |
| 77 | ''' </summary> |
| 78 | ''' <param name="list"></param> |
| 79 | ''' <param name="assert"></param> |
| 80 | ''' <returns></returns> |
| 81 | Public Shared Operator =(list As IEnumerable(Of T), assert As VectorAssertor(Of T)) As Boolean |
| 82 | With assert |
| 83 | If .equal Is Nothing Then |
| 84 | Return list.All(Function(x) x.Equals(.ALL)) |
| 85 | Else |
| 86 | Return list.All(Function(x) .equal(x, .ALL)) |
| 87 | End If |
| 88 | End With |
| 89 | End Operator |
| 90 | |
| 91 | Public Shared Operator <>(list As IEnumerable(Of T), assert As VectorAssertor(Of T)) As Boolean |
| 92 | Return Not list = assert |
| 93 | End Operator |
| 94 | End Structure |
| 95 | End Namespace |