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/interpreter/tags/at2dist090708/src/edu/vub/at/objects/grammar/ATUnquoteSplice.java

http://ambienttalk.googlecode.com/
Java | 48 lines | 4 code | 3 blank | 41 comment | 0 complexity | 9a5a3aab4d01cd6906c8d4b6a18a160f MD5 | raw file
 1/**
 2 * AmbientTalk/2 Project
 3 * ATUnquoteSplice.java created on 26-jul-2006 at 15:13:44
 4 * (c) Programming Technology Lab, 2006 - 2007
 5 * Authors: Tom Van Cutsem & Stijn Mostinckx
 6 * 
 7 * Permission is hereby granted, free of charge, to any person
 8 * obtaining a copy of this software and associated documentation
 9 * files (the "Software"), to deal in the Software without
10 * restriction, including without limitation the rights to use,
11 * copy, modify, merge, publish, distribute, sublicense, and/or
12 * sell copies of the Software, and to permit persons to whom the
13 * Software is furnished to do so, subject to the following
14 * conditions:
15 *
16 * The above copyright notice and this permission notice shall be
17 * included in all copies or substantial portions of the Software.
18 *
19 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
20 * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES
21 * OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
22 * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
23 * HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
24 * WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
25 * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
26 * OTHER DEALINGS IN THE SOFTWARE.
27 */
28package edu.vub.at.objects.grammar;
29
30/**
31 * The public interface to an unquote-splice AG element.
32 * 
33 * An unquote-splice may only appear in a quoted table or
34 * argument list. The expression must evaluate to a native table.
35 * Example: #@exp
36 * 
37 * @author tvc
38 */
39public interface ATUnquoteSplice extends ATExpression {
40
41	/**
42	 * The expression must evaluate to a native table
43	 * Example: <code>`(`(#@(m()))).statement.expression == `(m())</code>
44	 * @return the expression that must be evaluated and spliced
45	 */
46	public ATExpression base_expression();
47	
48}