tools/monop/options.cs

   1 //
   2 // options.cs: Processes command line args
   3 //
   4 // Author:
   5 //      John Luke  <john.luke@gmail.com>
   6 //
   7 // Permission is hereby granted, free of charge, to any person obtaining
   8 // a copy of this software and associated documentation files (the
   9 // "Software"), to deal in the Software without restriction, including
  10 // without limitation the rights to use, copy, modify, merge, publish,
  11 // distribute, sublicense, and/or sell copies of the Software, and to
  12 // permit persons to whom the Software is furnished to do so, subject to
  13 // the following conditions:
  14 //
  15 // The above copyright notice and this permission notice shall be
  16 // included in all copies or substantial portions of the Software.
  17 //
  18 // THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
  19 // EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
  20 // MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
  21 // NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
  22 // LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
  23 // OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
  24 // WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
  25 //
  26
  27 using System;
  28
  29 public class Options
  30 {
  31         public bool DeclaredOnly = false;
  32         public bool FilterObsolete = false;
  33         public bool PrintRefs = false;
  34         public bool Search = false;
  35         public bool ShowAll = false;
  36         public bool ShowPrivate = false;
  37         public string AssemblyReference = null;
  38         public string Type = null;
  39
  40         public Options ()
  41         {
  42         }
  43
  44         // returning true means processed ok
  45         // and execution should continue
  46         internal bool ProcessArgs (string[] args)
  47         {
  48                 if (args.Length < 1) {
  49                         PrintHelp ();
  50                         return false;
  51                 }
  52
  53                 for (int i = 0; i < args.Length; i++) {
  54                         switch (args[i]) {
  55                                 case "-h":
  56                                 case "--help":
  57                                         PrintHelp ();
  58                                         return false;
  59                                 case "--runtime-version":
  60                                         PrintRuntimeVersion ();
  61                                         return false;
  62                                 case "-d":
  63                                 case "--declared-only":
  64                                         DeclaredOnly = true;
  65                                         break;
  66                                 case "--filter-obsolete":
  67                                 case "-f":
  68                                         FilterObsolete = true;
  69                                         break;
  70                                 case "-p":
  71                                 case "--private":
  72                                         ShowPrivate = true;
  73                                         break;
  74                                 case "--refs":
  75                                         PrintRefs = true;
  76                                         break;
  77                                 case "-s":
  78                                 case "-k":
  79                                 case "--search":
  80                                         Search = true;
  81                                         break;
  82                                 case "-c":
  83                                         i++;
  84                                         if (i < args.Length)
  85                                                 MonoP.Completion (args[i]);
  86                                         return false;
  87                                 case "-r":
  88                                         i++;
  89                                         if (i < args.Length)
  90                                                 AssemblyReference = args[i];
  91                                         break;
  92                                 case "-a":
  93                                         ShowAll = true;
  94                                         break;
  95                                 default:
  96                                         if (args[i].StartsWith ("-r:") || args[i].StartsWith ("/r:")) {
  97                                                 AssemblyReference = args [i].Substring (3);
  98                                                 break;
  99                                         }
 100
 101                                         // The first unrecognizable option becomes
 102                                         // the type to look up
 103                                         if (Type == null) {
 104                                                 Type = args[i];
 105                                                 break;
 106                                         }
 107
 108                                         // others are ignored
 109                                         Console.WriteLine ("ignored: {0}", args[i]);
 110                                         break;
 111                         }
 112                 }
 113
 114                 // must specify at least one of these
 115                 if (Type == null && AssemblyReference == null)
 116                         return false;
 117
 118                 return true;
 119         }
 120
 121         void PrintRuntimeVersion ()
 122         {
 123                 Console.WriteLine ("runtime version: {0}", Environment.Version);
 124         }
 125
 126         void PrintHelp ()
 127         {
 128                 Console.WriteLine ("Usage is: monop [option] [-c] [-r:Assembly] [class-name]");
 129                 Console.WriteLine ("");
 130                 Console.WriteLine ("options:");
 131                 Console.WriteLine ("\t--declared-only,-d\tOnly show members declared in the Type");
 132                 Console.WriteLine ("\t--help,-h\t\tShow this information");
 133                 Console.WriteLine ("\t--filter-obsolete,-f\tDo not show obsolete types and members");
 134                 Console.WriteLine ("\t--private,-p\t\tShow private members");
 135                 Console.WriteLine ("\t--refs\t\t\tPrint a list of the referenced assemblies for an assembly");
 136                 Console.WriteLine ("\t--runtime-version\tPrint runtime version");
 137                 Console.WriteLine ("\t--search,-s,-k\t\tSearch through all known namespaces");
 138                 Console.WriteLine ("\t--a\t\tShows all the types declare in the specified assembly");
 139         }
 140 }
 141