4 // Author: Cesar Octavio Lopez Nataren
6 // (C) 2003, Cesar Octavio Lopez Nataren, <cesar@ciencias.unam.mx>
7 // Copyright (C) 2005 , Novell Inc (http://novell.com)
11 // Permission is hereby granted, free of charge, to any person obtaining
12 // a copy of this software and associated documentation files (the
13 // "Software"), to deal in the Software without restriction, including
14 // without limitation the rights to use, copy, modify, merge, publish,
15 // distribute, sublicense, and/or sell copies of the Software, and to
16 // permit persons to whom the Software is furnished to do so, subject to
17 // the following conditions:
19 // The above copyright notice and this permission notice shall be
20 // included in all copies or substantial portions of the Software.
22 // THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
23 // EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
24 // MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
25 // NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
26 // LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
27 // OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
28 // WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
32 using Microsoft.JScript.Vsa;
33 using System.Reflection.Emit;
35 namespace Microsoft.JScript {
37 public class Import : AST {
41 internal Import (AST parent, string name, Location location)
42 : base (parent, location)
47 public static void JScriptImport (string name, VsaEngine engine)
51 internal override bool Resolve (Environment env)
54 string err = location.SourceName + "(" + location.LineNumber + ",0) : " +
55 "error JS1229: The import statement is not valid in this context";
56 throw new Exception (err);
58 return Namespace.IsNamespace (name);
61 internal override void Emit (EmitContext ec)
63 ILGenerator ig = ec.ig;
64 ig.Emit (OpCodes.Ldstr, name);
65 CodeGenerator.load_engine (false, ig);
66 ig.Emit (OpCodes.Call, GetType ().GetMethod ("JScriptImport"));