106 lines
3.6 KiB
VB.net
106 lines
3.6 KiB
VB.net
#Region "Microsoft.VisualBasic::9ab9d9fc38a7984d3704413ecb4369dd, Microsoft.VisualBasic.Core\CommandLine\Interpreters\View\CommandHelp.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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' Module CommandHelpExtensions
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'
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' Function: PrintCommandHelp
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'
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' Sub: listingCommands
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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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Imports Microsoft.VisualBasic.Language
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Imports Microsoft.VisualBasic.Language.UnixBash
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Namespace CommandLine.ManView
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Module CommandHelpExtensions
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<Extension>
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Public Function PrintCommandHelp(app As Interpreter, commandName$) As Integer
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Dim name As New Value(Of String)
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If app.apiTable.ContainsKey(name = commandName.ToLower) Then
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Call app.apiTable(name).PrintHelp
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Else
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Dim list$() = app.ListingRelated(commandName)
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If list.IsNullOrEmpty Then
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Call Console.WriteLine($"Bad command, no such a command named ""{commandName}"", ? for command list.")
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Call Console.WriteLine()
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Call Console.WriteLine(PS1.Fedora12.ToString & " ?" & commandName)
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Else
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Call app.listingCommands(list, commandName)
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End If
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Return -2
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End If
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Return 0
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End Function
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''' <summary>
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''' Bad command, no such a command named ""{0}"", but you probably want to using one of these commands:
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''' </summary>
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Const BAD_COMMAND_LISTING_COMMANDS$ = "Bad command, no such a command named ""{0}"", but you probably want to using one of these commands:"
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<Extension>
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Friend Sub listingCommands(app As Interpreter, commands$(), commandName$)
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Call Console.WriteLine(BAD_COMMAND_LISTING_COMMANDS, commandName)
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Call Console.WriteLine()
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Dim maxLength = commands.MaxLengthString.Length
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For Each cName As String In commands
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With cName
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Dim msg$
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msg$ = .ByRef & New String(" "c, maxLength - .Length + 3)
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With app.apiTable(.ToLower).Info
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If Not .StringEmpty Then
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msg$ &= Mid(.ByRef, 1, 60) & "..."
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End If
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End With
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Call My.Log4VB.Println(" " & msg, ConsoleColor.DarkBlue, ConsoleColor.DarkMagenta)
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End With
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Next
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End Sub
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End Module
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End Namespace
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