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;
21
22import java.io.PrintStream;
23
24@SuppressWarnings("javadoc")
25public interface Config {
26    final int CHAR_TABLE_SIZE = 256;
27
28    /* from jcodings */
29    final boolean VANILLA = false;
30    final int INTERNAL_ENC_CASE_FOLD_MULTI_CHAR = (1<<30);
31    final int ENC_CASE_FOLD_MIN = INTERNAL_ENC_CASE_FOLD_MULTI_CHAR;
32    final int ENC_CASE_FOLD_DEFAULT = ENC_CASE_FOLD_MIN;
33
34    final boolean USE_MONOMANIAC_CHECK_CAPTURES_IN_ENDLESS_REPEAT = true; /* /(?:()|())*\2/ */
35    final boolean USE_NEWLINE_AT_END_OF_STRING_HAS_EMPTY_LINE = true;     /* /\n$/ =~ "\n" */
36    final boolean USE_WARNING_REDUNDANT_NESTED_REPEAT_OPERATOR = false;
37
38    final boolean CASE_FOLD_IS_APPLIED_INSIDE_NEGATIVE_CCLASS = true;
39
40    final boolean USE_MATCH_RANGE_MUST_BE_INSIDE_OF_SPECIFIED_RANGE = false;
41    final boolean USE_VARIABLE_META_CHARS = true;
42    final boolean USE_WORD_BEGIN_END = true;                                /* "\<": word-begin, "\>": word-end */
43    final boolean USE_POSIX_API_REGION_OPTION = false;                           /* needed for POSIX API support */
44    final boolean USE_FIND_LONGEST_SEARCH_ALL_OF_RANGE = true;
45
46    final int NREGION                   = 10;
47    final int MAX_BACKREF_NUM           = 1000;
48    final int MAX_REPEAT_NUM            = 100000;
49    final int MAX_MULTI_BYTE_RANGES_NUM = 10000;
50
51
52    final boolean USE_WARN = true;
53
54    // internal config
55    final boolean USE_PARSE_TREE_NODE_RECYCLE       = true;
56    final boolean USE_OP_PUSH_OR_JUMP_EXACT         = true;
57    final boolean USE_SHARED_CCLASS_TABLE           = false;
58    final boolean USE_QTFR_PEEK_NEXT                = true;
59
60    final int INIT_MATCH_STACK_SIZE                 = 64;
61    final int DEFAULT_MATCH_STACK_LIMIT_SIZE        = 0;        /* unlimited */
62    final int NUMBER_OF_POOLED_STACKS               = 4;
63
64
65
66    final boolean DONT_OPTIMIZE                     = false;
67
68    final boolean USE_STRING_TEMPLATES              = true; // use embedded string templates in Regex object as byte arrays instead of compiling them into int bytecode array
69
70    final boolean NON_UNICODE_SDW                   = true;
71
72
73    final PrintStream log = System.out;
74    final PrintStream err = System.err;
75
76    final boolean DEBUG_ALL                         = false;
77
78    final boolean DEBUG                             = DEBUG_ALL;
79    final boolean DEBUG_PARSE_TREE                  = DEBUG_ALL;
80    final boolean DEBUG_PARSE_TREE_RAW              = true;
81    final boolean DEBUG_COMPILE                     = DEBUG_ALL;
82    final boolean DEBUG_COMPILE_BYTE_CODE_INFO      = DEBUG_ALL;
83    final boolean DEBUG_SEARCH                      = DEBUG_ALL;
84    final boolean DEBUG_MATCH                       = DEBUG_ALL;
85}
86