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  1. using System;
  2. using System.IO;
  3. using System.Text;
  4. using System.Text.RegularExpressions;
  5.  
  6. public class Program
  7. {
  8.     private static readonly Regex _clRegex = new Regex(
  9.             @"^(?<command>blah)((\s+(?<option>--.+?))*(\s+(?<fspec>.*?))*)+$",
  10.             RegexOptions.Compiled | RegexOptions.CultureInvariant | RegexOptions.IgnoreCase);
  11.  
  12.     public static void Main(string[] args)
  13.     {
  14.         string demo = "blah --arg1 --arg2 --etc doh";
  15.  
  16.         var sb = new StringBuilder();
  17.         foreach (Match m in _clRegex.Matches(demo))
  18.         {
  19.             foreach (var kind in new [] {"command", "option", "fspec"})
  20.             {
  21.                 var g = m.Groups[kind];
  22.                 if (g.Success) foreach (Capture cap in g.Captures)
  23.                 {
  24.                     switch(kind)
  25.                     {
  26.                         case "command": sb.Append(cap); break;
  27.                         case "fspec":   sb.Append(" " + Path.Combine(Directory.GetCurrentDirectory(), cap.Value)); break;
  28.                         case "option":  sb.Append(" " + cap); break;
  29.                     }
  30.                 }
  31.             }
  32.         }
  33.  
  34.         Console.WriteLine(sb.ToString().Trim());
  35.     }
  36. }
  37.  
Success #stdin #stdout 0.08s 37280KB
comments (?)
stdin
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Standard input is empty
stdout
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blah --arg1 --arg2 --etc /home/9IjzeN/doh
https://ideone.com/GB3Hd
language:
C# (gmcs 5.20.1)
created:
11 years ago
visibility:
secret

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