5 // Cesar Octavio Lopez Nataren
7 // (C) 2003, Cesar Octavio Lopez Nataren, <cesar@ciencias.unam.mx>
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 System
.Collections
;
33 using System
.Reflection
;
34 using System
.Reflection
.Emit
;
36 namespace Microsoft
.JScript
{
38 public class ArrayLiteral
: AST
{
40 internal ASTList elems
;
43 public ArrayLiteral (Context context
, ASTList elems
, int skip_count
)
46 this.skip_count
= skip_count
;
49 internal ArrayLiteral (AST parent
)
52 elems
= new ASTList ();
55 internal override bool Resolve (IdentificationTable context
)
58 foreach (AST ast
in elems
.elems
)
60 r
&= ast
.Resolve (context
);
64 internal override void Emit (EmitContext ec
)
67 ILGenerator ig
= ec
.ig
;
68 ArrayList exps
= elems
.elems
;
69 FieldInfo missing
= null;
71 missing
= typeof (Missing
).GetField ("Value");
72 ig
.Emit (OpCodes
.Ldc_I4
, elems
.Size
);
73 ig
.Emit (OpCodes
.Newarr
, typeof (object));
74 foreach (AST ast
in exps
) {
75 ig
.Emit (OpCodes
.Dup
);
76 ig
.Emit (OpCodes
.Ldc_I4
, i
);
80 ig
.Emit (OpCodes
.Ldsfld
, missing
);
81 ig
.Emit (OpCodes
.Stelem_Ref
);
84 ig
.Emit (OpCodes
.Call
, typeof (Globals
).GetMethod ("ConstructArrayLiteral"));