mcs/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 ShowPrivate = false;
  36         public string AssemblyReference = null;
  37         public string Type = null;
  38
  39         public Options ()
  40         {
  41         }
  42
  43         // returning true means processed ok
  44         // and execution should continue
  45         internal bool ProcessArgs (string[] args)
  46         {
  47                 if (args.Length < 1) {
  48                         PrintHelp ();
  49                         return false;
  50                 }
  51
  52                 for (int i = 0; i < args.Length; i++) {
  53                         switch (args[i]) {
  54                                 case "-h":
  55                                 case "--help":
  56                                         PrintHelp ();
  57                                         return false;
  58                                 case "--runtime-version":
  59                                         PrintRuntimeVersion ();
  60                                         return false;
  61                                 case "-d":
  62                                 case "--declared-only":
  63                                         DeclaredOnly = true;
  64                                         break;
  65                                 case "--filter-obsolete":
  66                                 case "-f":
  67                                         FilterObsolete = true;
  68                                         break;
  69                                 case "-p":
  70                                 case "--private":
  71                                         ShowPrivate = true;
  72                                         break;
  73                                 case "--refs":
  74                                         PrintRefs = true;
  75                                         break;
  76                                 case "-s":
  77                                 case "-k":
  78                                 case "--search":
  79                                         Search = true;
  80                                         break;
  81                                 case "-c":
  82                                         i++;
  83                                         if (i < args.Length)
  84                                                 MonoP.Completion (args[i]);
  85                                         return false;
  86                                 case "-r":
  87                                         i++;
  88                                         if (i < args.Length)
  89                                                 AssemblyReference = args[i];
  90                                         break;
  91                                 default:
  92                                         if (args[i].StartsWith ("-r:") || args[i].StartsWith ("/r:")) {
  93                                                 AssemblyReference = args [i].Substring (3);
  94                                                 break;
  95                                         }
  96
  97                                         // The first unrecognizable option becomes
  98                                         // the type to look up
  99                                         if (Type == null) {
 100                                                 Type = args[i];
 101                                                 break;
 102                                         }
 103
 104                                         // others are ignored
 105                                         Console.WriteLine ("ignored: {0}", args[i]);
 106                                         break;
 107                         }
 108                 }
 109
 110                 // must specify at least one of these
 111                 if (Type == null && AssemblyReference == null)
 112                         return false;
 113
 114                 return true;
 115         }
 116
 117         void PrintRuntimeVersion ()
 118         {
 119                 Console.WriteLine ("runtime version: {0}", Environment.Version);
 120         }
 121
 122         void PrintHelp ()
 123         {
 124                 Console.WriteLine ("Usage is: monop [option] [-c] [-r:Assembly] [class-name]");
 125                 Console.WriteLine ("");
 126                 Console.WriteLine ("options:");
 127                 Console.WriteLine ("\t--declared-only,-d\tOnly show members declared in the Type");
 128                 Console.WriteLine ("\t--help,-h\t\tShow this information");
 129                 Console.WriteLine ("\t--filter-obsolete,-f\tDo not show obsolete types and members");
 130                 Console.WriteLine ("\t--private,-p\t\tShow private members");
 131                 Console.WriteLine ("\t--refs\t\t\tPrint a list of the referenced assemblies for an assembly");
 132                 Console.WriteLine ("\t--runtime-version\tPrint runtime version");
 133                 Console.WriteLine ("\t--search,-s,-k\t\tSearch through all known namespaces");
 134         }
 135 }
 136