antlr.v4.runtime.atn.NotSetTransition source code

1 /*
2  * [The "BSD license"]
3  *  Copyright (c) 2016 Terence Parr
4  *  Copyright (c) 2016 Sam Harwell
5  *  All rights reserved.
6  *
7  *  Redistribution and use in source and binary forms, with or without
8  *  modification, are permitted provided that the following conditions
9  *  are met:
10  *
11  *  1. Redistributions of source code must retain the above copyright
12  *     notice, this list of conditions and the following disclaimer.
13  *  2. Redistributions in binary form must reproduce the above copyright
14  *     notice, this list of conditions and the following disclaimer in the
15  *     documentation and/or other materials provided with the distribution.
16  *  3. The name of the author may not be used to endorse or promote products
17  *     derived from this software without specific prior written permission.
18  *
19  *  THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
20  *  IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
21  *  OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
22  *  IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
23  *  INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
24  *  NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
25  *  DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
26  *  THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
27  *  (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
28  *  THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
29  */
30 
31 module antlr.v4.runtime.atn.NotSetTransition;
32 
33 import antlr.v4.runtime.atn.ATNState;
34 import antlr.v4.runtime.misc.IntervalSet;
35 import antlr.v4.runtime.atn.SetTransition;
36 import antlr.v4.runtime.atn.TransitionStates;
37 
38 /**
39  * TODO add class description
40  */
41 class NotSetTransition : SetTransition
42 {
43 
44     public this(ATNState target, IntervalSet set)
45     {
46         super(target, set);
47     }
48 
49     /**
50      * @uml
51      * @override
52      */
53     public override int getSerializationType()
54     {
55         return TransitionStates.NOT_SET;
56     }
57 
58     /**
59      * @uml
60      * @override
61      */
62     public override bool matches(int symbol, int minVocabSymbol, int maxVocabSymbol)
63     {
64         return symbol >= minVocabSymbol
65             && symbol <= maxVocabSymbol
66             && !super.matches(symbol, minVocabSymbol, maxVocabSymbol);
67     }
68 
69     /**
70      * @uml
71      * @override
72      */
73     public override string toString()
74     {
75         return '~' ~ super.toString();
76     }
77 
78 }