85 lines
2.8 KiB
VB.net
85 lines
2.8 KiB
VB.net
#Region "Microsoft.VisualBasic::24b13cc75929d945706caddec5b92b1f, Microsoft.VisualBasic.Core\Language\Value\CharStream.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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' Class CharStream
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'
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' Function: GetEnumerator, IEnumerable_GetEnumerator
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'
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' Sub: Add
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'
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'
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' /********************************************************************************/
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#End Region
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Imports System.Runtime.CompilerServices
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Namespace Language
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Public Class CharStream : Implements IEnumerable(Of Char)
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Dim chars As New List(Of Char)
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<MethodImpl(MethodImplOptions.AggressiveInlining)>
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Public Sub Add(c As Char)
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chars.Add(c)
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End Sub
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<MethodImpl(MethodImplOptions.AggressiveInlining)>
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Public Shared Narrowing Operator CType(chars As CharStream) As SByte()
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Return chars.Select(Function(c) CSByte(AscW(c))).ToArray
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End Operator
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<MethodImpl(MethodImplOptions.AggressiveInlining)>
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Public Shared Narrowing Operator CType(chars As CharStream) As Byte()
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Return chars.Select(Function(c) CByte(Asc(c))).ToArray
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End Operator
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<MethodImpl(MethodImplOptions.AggressiveInlining)>
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Public Shared Narrowing Operator CType(chars As CharStream) As String
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Return New String(chars.ToArray)
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End Operator
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Public Iterator Function GetEnumerator() As IEnumerator(Of Char) Implements IEnumerable(Of Char).GetEnumerator
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For Each c As Char In chars
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Yield c
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Next
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End Function
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<MethodImpl(MethodImplOptions.AggressiveInlining)>
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Private Iterator Function IEnumerable_GetEnumerator() As IEnumerator Implements IEnumerable.GetEnumerator
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Yield GetEnumerator()
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End Function
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End Class
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End Namespace
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