mcs/class/Microsoft.JScript/Microsoft.JScript.Vsa/VsaEngine.cs

   1 //
   2 // VsaEngine.cs:
   3 //
   4 // Author: Cesar Octavio Lopez Nataren
   5 //
   6 // (C) Cesar Octavio Lopez Nataren, <cesar@ciencias.unam.mx>
   7 //
   8
   9 //
  10 // Permission is hereby granted, free of charge, to any person obtaining
  11 // a copy of this software and associated documentation files (the
  12 // "Software"), to deal in the Software without restriction, including
  13 // without limitation the rights to use, copy, modify, merge, publish,
  14 // distribute, sublicense, and/or sell copies of the Software, and to
  15 // permit persons to whom the Software is furnished to do so, subject to
  16 // the following conditions:
  17 //
  18 // The above copyright notice and this permission notice shall be
  19 // included in all copies or substantial portions of the Software.
  20 //
  21 // THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
  22 // EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
  23 // MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
  24 // NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
  25 // LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
  26 // OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
  27 // WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
  28 //
  29
  30 using System;
  31 using System.Reflection;
  32 using Microsoft.Vsa;
  33 using System.Collections;
  34
  35 namespace Microsoft.JScript.Vsa {
  36
  37         public class VsaEngine : BaseVsaEngine,  IRedirectOutput {
  38
  39                 static private Hashtable options;
  40                 internal VsaScriptScope global_scope;
  41                 internal Stack globals;
  42
  43                 public VsaEngine ()
  44                         : this (true)
  45                 {
  46                         InitOptions ();
  47                 }
  48
  49                 public VsaEngine (bool b)
  50                         : base ("JScript", "0.0.1", true)
  51                 {
  52                         globals = new Stack (4);
  53                 }
  54
  55                 public virtual IVsaEngine Clone (AppDomain appDom)
  56                 {
  57                         throw new NotImplementedException ();
  58                 }
  59
  60                 public virtual bool CompileEmpty ()
  61                 {
  62                         throw new NotImplementedException ();
  63                 }
  64
  65                 public virtual void ConectEvents ()
  66                 {
  67                         throw new NotImplementedException ();
  68                 }
  69
  70                 public static GlobalScope CreateEngineAndGetGlobalScope (bool fast, string [] assembly_names)
  71                 {
  72                         int i, n;
  73                         GlobalScope scope;
  74
  75                         VsaEngine engine = new VsaEngine (fast);
  76                         engine.InitVsaEngine ("JScript.Vsa.VsaEngine://Microsoft.JScript.VsaEngine.Vsa",
  77                                               new DefaultVsaSite ());
  78                         n = assembly_names.Length;
  79
  80                         for (i = 0; i < n; i++) {
  81                                 string assembly_name = assembly_names [i];
  82                                 VsaReferenceItem r = (VsaReferenceItem) engine.Items.CreateItem (assembly_name,
  83                                                                                                  VsaItemType.Reference,
  84                                                                                                  VsaItemFlag.None);
  85                                 r.AssemblyName = assembly_name;
  86                         }
  87                         scope = (GlobalScope) engine.GetGlobalScope ().GetObject ();
  88                         return scope;
  89                 }
  90
  91                 public static GlobalScope CreateEngineAndGetGlobalScopeWithType (bool b, string [] assemblyNames,
  92                                                                                  RuntimeTypeHandle callTypeHandle)
  93                 {
  94                         throw new NotImplementedException ();
  95                 }
  96
  97                 public static VsaEngine CreateEngine ()
  98                 {
  99                         throw new NotImplementedException ();
 100                 }
 101
 102                 public static VsaEngine CreateEngineWithType (RuntimeTypeHandle callTypeHandle)
 103                 {
 104                         throw new NotImplementedException ();
 105                 }
 106
 107                 public virtual void DisconnectEvents ()
 108                 {
 109                         throw new NotImplementedException ();
 110                 }
 111
 112                 public virtual Assembly GetAssembly ()
 113                 {
 114                         throw new NotImplementedException ();
 115                 }
 116
 117                 public virtual IVsaScriptScope GetGlobalScope ()
 118                 {
 119                         if (global_scope == null) {
 120                                 global_scope = new VsaScriptScope (this, "Global", null);
 121                         }
 122
 123                         return global_scope;
 124                 }
 125
 126                 public virtual GlobalScope GetMainScope ()
 127                 {
 128                         throw new NotImplementedException ();
 129                 }
 130
 131                 public virtual Module GetModule ()
 132                 {
 133                         throw new NotImplementedException ();
 134                 }
 135
 136                 public ArrayConstructor GetOriginalArrayConstructor ()
 137                 {
 138                         throw new NotImplementedException ();
 139                 }
 140
 141                 public ObjectConstructor GetOriginalObjectConstructor ()
 142                 {
 143                         throw new NotImplementedException ();
 144                 }
 145
 146                 public RegExpConstructor GetOriginalRegExpConstructor ()
 147                 {
 148                         throw new NotImplementedException ();
 149                 }
 150
 151                 public void InitVsaEngine (string moniker, IVsaSite site)
 152                 {
 153                         RootMoniker = moniker;
 154                         Site = site;
 155                         InitNewCalled = true;
 156                         RootNamespace = "JScript.DefaultNamespace";
 157                         IsDirty = true;
 158                         compiled = false;
 159                 }
 160
 161                 public virtual void Interrupt ()
 162                 {
 163                         throw new NotImplementedException ();
 164                 }
 165
 166
 167                 public override bool IsValidIdentifier (string ident)
 168                 {
 169                         throw new NotImplementedException ();
 170                 }
 171
 172
 173                 public LenientGlobalObject LenientGlobalObject {
 174                         get { throw new NotImplementedException (); }
 175                 }
 176
 177                 public ScriptObject PopScriptObject ()
 178                 {
 179                         ScriptObject script_obj = null;
 180
 181                         try {
 182                                 script_obj = (ScriptObject) globals.Pop ();
 183                         } catch (NullReferenceException e) {
 184                         }
 185                         return script_obj;
 186                 }
 187
 188                 public void PushScriptObject (ScriptObject obj)
 189                 {
 190                         try {
 191                                 globals.Push (obj);
 192                         } catch (NullReferenceException e) {
 193                         }
 194                 }
 195
 196                 public virtual void RegisterEventSource (string name)
 197                 {
 198                         throw new NotImplementedException ();
 199                 }
 200
 201                 public override void Reset ()
 202                 {
 203                         throw new NotImplementedException ();
 204                 }
 205
 206                 public virtual void Restart ()
 207                 {
 208                         throw new NotImplementedException ();
 209                 }
 210
 211                 public virtual void RunEmpty ()
 212                 {
 213                         throw new NotImplementedException ();
 214                 }
 215
 216                 public virtual void Run (AppDomain appDom)
 217                 {
 218                         throw new NotImplementedException ();
 219                 }
 220
 221                 public ScriptObject ScriptObjectStackTop ()
 222                 {
 223                         throw new NotImplementedException ();
 224                 }
 225
 226                 public virtual void SetOutputStream (IMessageReceiver output)
 227                 {
 228                         throw new NotImplementedException ();
 229                 }
 230
 231                 internal static void InitOptions ()
 232                 {
 233                         options = new Hashtable ();
 234
 235                         options.Add ("AlwaysGenerateIL", false);
 236                         options.Add ("CLSCompliant", false);
 237                         options.Add ("DebugDirectory", "");
 238                         options.Add ("Defines", new Hashtable ());
 239                         options.Add ("Fast", true);
 240                         // FIXME: "ManagedResources"
 241                         options.Add ("Print", true);
 242                         options.Add ("UseContextRelativeStatics", false);
 243                         options.Add ("VersionSafe", false);
 244                         options.Add ("WarnAsError", false);
 245                         options.Add ("WarningLevel", 1);
 246                         options.Add ("Win32Resource", "");
 247                 }
 248
 249                 protected override object GetSpecificOption (string name)
 250                 {
 251                         object opt;
 252
 253                         try {
 254                                 opt = options [name];
 255                         } catch (NotSupportedException e) {
 256                                 throw new VsaException (VsaError.OptionNotSupported);
 257                         }
 258                         return opt;
 259                 }
 260
 261                 protected override void SetSpecificOption (string name, object val)
 262                 {
 263                         try {
 264                                 options [name] = val;
 265                         } catch (NotSupportedException e) {
 266                                 throw new VsaException (VsaError.OptionNotSupported);
 267                         }
 268                 }
 269         }
 270
 271         class DefaultVsaSite : BaseVsaSite {
 272         }
 273 }