NodeType.java revision 1088:7e62d98d4625 
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
22@SuppressWarnings("javadoc")
23public interface NodeType {
24    /* node type */
25    final int  STR        = 0;
26    final int  CCLASS     = 1;
27    final int  CTYPE      = 2;
28    final int  CANY       = 3;
29    final int  BREF       = 4;
30    final int  QTFR       = 5;
31    final int  ENCLOSE    = 6;
32    final int  ANCHOR     = 7;
33    final int  LIST       = 8;
34    final int  ALT        = 9;
35    final int  CALL       = 10;
36
37    final int BIT_STR        = 1 << STR;
38    final int BIT_CCLASS     = 1 << CCLASS;
39    final int BIT_CTYPE      = 1 << CTYPE;
40    final int BIT_CANY       = 1 << CANY;
41    final int BIT_BREF       = 1 << BREF;
42    final int BIT_QTFR       = 1 << QTFR;
43    final int BIT_ENCLOSE    = 1 << ENCLOSE;
44    final int BIT_ANCHOR     = 1 << ANCHOR;
45    final int BIT_LIST       = 1 << LIST;
46    final int BIT_ALT        = 1 << ALT;
47    final int BIT_CALL       = 1 << CALL;
48
49    /* allowed node types in look-behind */
50    final int ALLOWED_IN_LB = ( BIT_LIST |
51                                BIT_ALT |
52                                BIT_STR |
53                                BIT_CCLASS |
54                                BIT_CTYPE |
55                                BIT_CANY |
56                                BIT_ANCHOR |
57                                BIT_ENCLOSE |
58                                BIT_QTFR |
59                                BIT_CALL );
60
61    final int SIMPLE =        ( BIT_STR |
62                                BIT_CCLASS |
63                                BIT_CTYPE |
64                                BIT_CANY |
65                                BIT_BREF);
66
67}
68