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,
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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 // Class NotSetTransition
39 /**
40  * TODO add class description
41  */
42 class NotSetTransition : SetTransition
43 {
44 
45     public this(ATNState target, IntervalSet set)
46     {
47         super(target, set);
48     }
49 
50     /**
51      * @uml
52      * @override
53      */
54     public override int getSerializationType()
55     {
56         return TransitionStates.NOT_SET;
57     }
58 
59     /**
60      * @uml
61      * @override
62      */
63     public override bool matches(int symbol, int minVocabSymbol, int maxVocabSymbol)
64     {
65         return symbol >= minVocabSymbol
66             && symbol <= maxVocabSymbol
67             && !super.matches(symbol, minVocabSymbol, maxVocabSymbol);
68     }
69 
70     /**
71      * @uml
72      * @override
73      */
74     public override string toString()
75     {
76         return '~' ~ super.toString();
77     }
78 
79 }