NodeType.java revision 953:221a84ef44c0 
1/*
2 * Permission is hereby granted, free of charge, to any person obtaining a copy of
3 * this software and associated documentation files (the "Software"), to deal in
4 * the Software without restriction, including without limitation the rights to
5 * use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies
6 * of the Software, and to permit persons to whom the Software is furnished to do
7 * so, subject to the following conditions:
8 *
9 * The above copyright notice and this permission notice shall be included in all
10 * copies or substantial portions of the Software.
11 *
12 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
13 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
14 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
15 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
16 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
17 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
18 * SOFTWARE.
19 */
20package jdk.nashorn.internal.runtime.regexp.joni.constants;
21
22public interface NodeType {
23    /* node type */
24    final int  STR        = 0;
25    final int  CCLASS     = 1;
26    final int  CTYPE      = 2;
27    final int  CANY       = 3;
28    final int  BREF       = 4;
29    final int  QTFR       = 5;
30    final int  ENCLOSE    = 6;
31    final int  ANCHOR     = 7;
32    final int  LIST       = 8;
33    final int  ALT        = 9;
34    final int  CALL       = 10;
35
36    final int BIT_STR        = 1 << STR;
37    final int BIT_CCLASS     = 1 << CCLASS;
38    final int BIT_CTYPE      = 1 << CTYPE;
39    final int BIT_CANY       = 1 << CANY;
40    final int BIT_BREF       = 1 << BREF;
41    final int BIT_QTFR       = 1 << QTFR;
42    final int BIT_ENCLOSE    = 1 << ENCLOSE;
43    final int BIT_ANCHOR     = 1 << ANCHOR;
44    final int BIT_LIST       = 1 << LIST;
45    final int BIT_ALT        = 1 << ALT;
46    final int BIT_CALL       = 1 << CALL;
47
48    /* allowed node types in look-behind */
49    final int ALLOWED_IN_LB = ( BIT_LIST |
50                                BIT_ALT |
51                                BIT_STR |
52                                BIT_CCLASS |
53                                BIT_CTYPE |
54                                BIT_CANY |
55                                BIT_ANCHOR |
56                                BIT_ENCLOSE |
57                                BIT_QTFR |
58                                BIT_CALL );
59
60    final int SIMPLE =        ( BIT_STR |
61                                BIT_CCLASS |
62                                BIT_CTYPE |
63                                BIT_CANY |
64                                BIT_BREF);
65
66}
67