/interpreter/tags/at2-build270707/src/edu/vub/at/exceptions/XArityMismatch.java

 1/**
 2 * AmbientTalk/2 Project
 3 * XArityMismatch.java created on 31-jul-2006 at 13:54:15
 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.exceptions;
29
30import edu.vub.at.objects.ATTypeTag;
31import edu.vub.at.objects.coercion.NativeTypeTags;
32
33/**
34 * XArityMismatch is thrown during function application when actual arguments are bound to formal parameters
35 * and there are either too many or too few actual arguments supplied.
36 * 
37 * @author tvc
38 */
39public final class XArityMismatch extends InterpreterException {
40
41	private static final long serialVersionUID = 8846227011775592188L;
42	
43	private static final String _TOO_MANY_ = "Too many arguments supplied for ";
44	private static final String _TOO_FEW_ = "Too few arguments supplied for ";
45    
46	/**
47	 * @param funnam the name of the function to be invoked (for debugging purposes only)
48	 * @param numParameters the number of parameters supplied
49	 * @param numArguments the number of arguments supplied
50	 */
51	public XArityMismatch(String funnam, int numParameters, int numArguments) {
52		super( ((numParameters < numArguments) ? _TOO_MANY_ : _TOO_FEW_)
53				 + funnam + "; expected " + numParameters + ", given " + numArguments);
54	}
55	
56	public ATTypeTag getType() {
57		return NativeTypeTags._ARITYMISMATCH_;
58	}
59
60}