/interpreter/tags/at2-build270707/src/edu/vub/at/objects/grammar/ATClosureLiteral.java
Java | 58 lines | 6 code | 5 blank | 47 comment | 0 complexity | 6efc5ddcd69eb794c60845308c1071a7 MD5 | raw file
1/** 2 * AmbientTalk/2 Project 3 * ATClosureLiteral.java created on 26-jul-2006 at 16:57:46 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 30import edu.vub.at.objects.ATTable; 31 32/** 33 * The public interface to a closure literal AG element. 34 * 35 * Example: <code>{ |a, b| a + b }</code> where <code>|a, b|</code> 36 * represents the formal arguments list. If there are no formal arguments, 37 * the vertical bars may be omitted. The body may not be empty. 38 * 39 * @author tvc 40 */ 41public interface ATClosureLiteral extends ATExpression { 42 43 /** 44 * A literal closure may contain zero, one or more formal arguments. 45 * Splicing is allowed in the argument list. 46 * Example: <code>`({ |a, b| a + b }).arguments == `[a, b]</code> 47 * @return The formal argument list 48 */ 49 public ATTable base_arguments(); 50 51 /** 52 * The body of a literal closure may not be empty. 53 * Example: <code>`({ |a, b| a + b }).bodyExpression == `(a.+(b))</code> 54 * @return The body of the literal closure 55 */ 56 public ATBegin base_bodyExpression(); 57 58}