61 lines
1.4 KiB
C#
61 lines
1.4 KiB
C#
using System;
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using System.IO;
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using System.Collections;
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namespace VersionVDProj
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{
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/// <summary>
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/// Summary description for ArgumentParser.
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/// </summary>
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public class ArgumentParser
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{
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public readonly Hashtable Options;
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public readonly string Command;
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public readonly FileInfo ProjectFile;
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public ArgumentParser( string[] args )
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{
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Options = new Hashtable();
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if ( args.Length < 2 )
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throw new Exception( "Wrong number of arguments" );
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Command = ParseCommand( args[0] );
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ProjectFile = ParseFileName( args[1] );
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for ( int i = 2; i < args.Length; i++ )
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ParseArgument( args[i] );
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}
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private string ParseCommand( string command )
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{
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if ( command.Substring( 0, 1 ) != "-" )
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throw new Exception( string.Format( "Unrecognized command {0}", command ) );
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return command.Substring( 1 ).ToLower();
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}
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private FileInfo ParseFileName( string path )
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{
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FileInfo file = new FileInfo( path );
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if ( !file.Exists )
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throw new Exception( string.Format( "The file {0} could not be found", path ) );
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return file;
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}
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private void ParseArgument( string arg )
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{
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int eqPos = arg.IndexOf( '=', 0 );
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if ( eqPos == -1 )
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throw new Exception( string.Format( "The argument {0} is not in the format NAME=VALUE", arg ) );
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string name = arg.Substring( 0, eqPos );
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string val = arg.Substring( eqPos + 1 );
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Options.Add( name.ToLower(), val );
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}
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}
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}
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