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merge latest feature to master branch
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lib/assets/Lib/sre_constants.py
| 260 lines
| 7.3 KiB
| text/x-python
| PythonLexer
|
| r584 | # | |||
| # Secret Labs' Regular Expression Engine | ||||
| # | ||||
| # various symbols used by the regular expression engine. | ||||
| # run this script to update the _sre include files! | ||||
| # | ||||
| # Copyright (c) 1998-2001 by Secret Labs AB. All rights reserved. | ||||
| # | ||||
| # See the sre.py file for information on usage and redistribution. | ||||
| # | ||||
| """Internal support module for sre""" | ||||
| # update when constants are added or removed | ||||
| MAGIC = 20031017 | ||||
| #MAXREPEAT = 2147483648 | ||||
| #from _sre import MAXREPEAT | ||||
| # SRE standard exception (access as sre.error) | ||||
| # should this really be here? | ||||
| class error(Exception): | ||||
| pass | ||||
| # operators | ||||
| FAILURE = "failure" | ||||
| SUCCESS = "success" | ||||
| ANY = "any" | ||||
| ANY_ALL = "any_all" | ||||
| ASSERT = "assert" | ||||
| ASSERT_NOT = "assert_not" | ||||
| AT = "at" | ||||
| BIGCHARSET = "bigcharset" | ||||
| BRANCH = "branch" | ||||
| CALL = "call" | ||||
| CATEGORY = "category" | ||||
| CHARSET = "charset" | ||||
| GROUPREF = "groupref" | ||||
| GROUPREF_IGNORE = "groupref_ignore" | ||||
| GROUPREF_EXISTS = "groupref_exists" | ||||
| IN = "in" | ||||
| IN_IGNORE = "in_ignore" | ||||
| INFO = "info" | ||||
| JUMP = "jump" | ||||
| LITERAL = "literal" | ||||
| LITERAL_IGNORE = "literal_ignore" | ||||
| MARK = "mark" | ||||
| MAX_REPEAT = "max_repeat" | ||||
| MAX_UNTIL = "max_until" | ||||
| MIN_REPEAT = "min_repeat" | ||||
| MIN_UNTIL = "min_until" | ||||
| NEGATE = "negate" | ||||
| NOT_LITERAL = "not_literal" | ||||
| NOT_LITERAL_IGNORE = "not_literal_ignore" | ||||
| RANGE = "range" | ||||
| REPEAT = "repeat" | ||||
| REPEAT_ONE = "repeat_one" | ||||
| SUBPATTERN = "subpattern" | ||||
| MIN_REPEAT_ONE = "min_repeat_one" | ||||
| # positions | ||||
| AT_BEGINNING = "at_beginning" | ||||
| AT_BEGINNING_LINE = "at_beginning_line" | ||||
| AT_BEGINNING_STRING = "at_beginning_string" | ||||
| AT_BOUNDARY = "at_boundary" | ||||
| AT_NON_BOUNDARY = "at_non_boundary" | ||||
| AT_END = "at_end" | ||||
| AT_END_LINE = "at_end_line" | ||||
| AT_END_STRING = "at_end_string" | ||||
| AT_LOC_BOUNDARY = "at_loc_boundary" | ||||
| AT_LOC_NON_BOUNDARY = "at_loc_non_boundary" | ||||
| AT_UNI_BOUNDARY = "at_uni_boundary" | ||||
| AT_UNI_NON_BOUNDARY = "at_uni_non_boundary" | ||||
| # categories | ||||
| CATEGORY_DIGIT = "category_digit" | ||||
| CATEGORY_NOT_DIGIT = "category_not_digit" | ||||
| CATEGORY_SPACE = "category_space" | ||||
| CATEGORY_NOT_SPACE = "category_not_space" | ||||
| CATEGORY_WORD = "category_word" | ||||
| CATEGORY_NOT_WORD = "category_not_word" | ||||
| CATEGORY_LINEBREAK = "category_linebreak" | ||||
| CATEGORY_NOT_LINEBREAK = "category_not_linebreak" | ||||
| CATEGORY_LOC_WORD = "category_loc_word" | ||||
| CATEGORY_LOC_NOT_WORD = "category_loc_not_word" | ||||
| CATEGORY_UNI_DIGIT = "category_uni_digit" | ||||
| CATEGORY_UNI_NOT_DIGIT = "category_uni_not_digit" | ||||
| CATEGORY_UNI_SPACE = "category_uni_space" | ||||
| CATEGORY_UNI_NOT_SPACE = "category_uni_not_space" | ||||
| CATEGORY_UNI_WORD = "category_uni_word" | ||||
| CATEGORY_UNI_NOT_WORD = "category_uni_not_word" | ||||
| CATEGORY_UNI_LINEBREAK = "category_uni_linebreak" | ||||
| CATEGORY_UNI_NOT_LINEBREAK = "category_uni_not_linebreak" | ||||
| OPCODES = [ | ||||
| # failure=0 success=1 (just because it looks better that way :-) | ||||
| FAILURE, SUCCESS, | ||||
| ANY, ANY_ALL, | ||||
| ASSERT, ASSERT_NOT, | ||||
| AT, | ||||
| BRANCH, | ||||
| CALL, | ||||
| CATEGORY, | ||||
| CHARSET, BIGCHARSET, | ||||
| GROUPREF, GROUPREF_EXISTS, GROUPREF_IGNORE, | ||||
| IN, IN_IGNORE, | ||||
| INFO, | ||||
| JUMP, | ||||
| LITERAL, LITERAL_IGNORE, | ||||
| MARK, | ||||
| MAX_UNTIL, | ||||
| MIN_UNTIL, | ||||
| NOT_LITERAL, NOT_LITERAL_IGNORE, | ||||
| NEGATE, | ||||
| RANGE, | ||||
| REPEAT, | ||||
| REPEAT_ONE, | ||||
| SUBPATTERN, | ||||
| MIN_REPEAT_ONE | ||||
| ] | ||||
| ATCODES = [ | ||||
| AT_BEGINNING, AT_BEGINNING_LINE, AT_BEGINNING_STRING, AT_BOUNDARY, | ||||
| AT_NON_BOUNDARY, AT_END, AT_END_LINE, AT_END_STRING, | ||||
| AT_LOC_BOUNDARY, AT_LOC_NON_BOUNDARY, AT_UNI_BOUNDARY, | ||||
| AT_UNI_NON_BOUNDARY | ||||
| ] | ||||
| CHCODES = [ | ||||
| CATEGORY_DIGIT, CATEGORY_NOT_DIGIT, CATEGORY_SPACE, | ||||
| CATEGORY_NOT_SPACE, CATEGORY_WORD, CATEGORY_NOT_WORD, | ||||
| CATEGORY_LINEBREAK, CATEGORY_NOT_LINEBREAK, CATEGORY_LOC_WORD, | ||||
| CATEGORY_LOC_NOT_WORD, CATEGORY_UNI_DIGIT, CATEGORY_UNI_NOT_DIGIT, | ||||
| CATEGORY_UNI_SPACE, CATEGORY_UNI_NOT_SPACE, CATEGORY_UNI_WORD, | ||||
| CATEGORY_UNI_NOT_WORD, CATEGORY_UNI_LINEBREAK, | ||||
| CATEGORY_UNI_NOT_LINEBREAK | ||||
| ] | ||||
| def makedict(list): | ||||
| d = {} | ||||
| i = 0 | ||||
| for item in list: | ||||
| d[item] = i | ||||
| i = i + 1 | ||||
| return d | ||||
| OPCODES = makedict(OPCODES) | ||||
| ATCODES = makedict(ATCODES) | ||||
| CHCODES = makedict(CHCODES) | ||||
| # replacement operations for "ignore case" mode | ||||
| OP_IGNORE = { | ||||
| GROUPREF: GROUPREF_IGNORE, | ||||
| IN: IN_IGNORE, | ||||
| LITERAL: LITERAL_IGNORE, | ||||
| NOT_LITERAL: NOT_LITERAL_IGNORE | ||||
| } | ||||
| AT_MULTILINE = { | ||||
| AT_BEGINNING: AT_BEGINNING_LINE, | ||||
| AT_END: AT_END_LINE | ||||
| } | ||||
| AT_LOCALE = { | ||||
| AT_BOUNDARY: AT_LOC_BOUNDARY, | ||||
| AT_NON_BOUNDARY: AT_LOC_NON_BOUNDARY | ||||
| } | ||||
| AT_UNICODE = { | ||||
| AT_BOUNDARY: AT_UNI_BOUNDARY, | ||||
| AT_NON_BOUNDARY: AT_UNI_NON_BOUNDARY | ||||
| } | ||||
| CH_LOCALE = { | ||||
| CATEGORY_DIGIT: CATEGORY_DIGIT, | ||||
| CATEGORY_NOT_DIGIT: CATEGORY_NOT_DIGIT, | ||||
| CATEGORY_SPACE: CATEGORY_SPACE, | ||||
| CATEGORY_NOT_SPACE: CATEGORY_NOT_SPACE, | ||||
| CATEGORY_WORD: CATEGORY_LOC_WORD, | ||||
| CATEGORY_NOT_WORD: CATEGORY_LOC_NOT_WORD, | ||||
| CATEGORY_LINEBREAK: CATEGORY_LINEBREAK, | ||||
| CATEGORY_NOT_LINEBREAK: CATEGORY_NOT_LINEBREAK | ||||
| } | ||||
| CH_UNICODE = { | ||||
| CATEGORY_DIGIT: CATEGORY_UNI_DIGIT, | ||||
| CATEGORY_NOT_DIGIT: CATEGORY_UNI_NOT_DIGIT, | ||||
| CATEGORY_SPACE: CATEGORY_UNI_SPACE, | ||||
| CATEGORY_NOT_SPACE: CATEGORY_UNI_NOT_SPACE, | ||||
| CATEGORY_WORD: CATEGORY_UNI_WORD, | ||||
| CATEGORY_NOT_WORD: CATEGORY_UNI_NOT_WORD, | ||||
| CATEGORY_LINEBREAK: CATEGORY_UNI_LINEBREAK, | ||||
| CATEGORY_NOT_LINEBREAK: CATEGORY_UNI_NOT_LINEBREAK | ||||
| } | ||||
| # flags | ||||
| SRE_FLAG_TEMPLATE = 1 # template mode (disable backtracking) | ||||
| SRE_FLAG_IGNORECASE = 2 # case insensitive | ||||
| SRE_FLAG_LOCALE = 4 # honour system locale | ||||
| SRE_FLAG_MULTILINE = 8 # treat target as multiline string | ||||
| SRE_FLAG_DOTALL = 16 # treat target as a single string | ||||
| SRE_FLAG_UNICODE = 32 # use unicode "locale" | ||||
| SRE_FLAG_VERBOSE = 64 # ignore whitespace and comments | ||||
| SRE_FLAG_DEBUG = 128 # debugging | ||||
| SRE_FLAG_ASCII = 256 # use ascii "locale" | ||||
| # flags for INFO primitive | ||||
| SRE_INFO_PREFIX = 1 # has prefix | ||||
| SRE_INFO_LITERAL = 2 # entire pattern is literal (given by prefix) | ||||
| SRE_INFO_CHARSET = 4 # pattern starts with character from given set | ||||
| if __name__ == "__main__": | ||||
| def dump(f, d, prefix): | ||||
| items = sorted(d.items(), key=lambda a: a[1]) | ||||
| for k, v in items: | ||||
| f.write("#define %s_%s %s\n" % (prefix, k.upper(), v)) | ||||
| f = open("sre_constants.h", "w") | ||||
| f.write("""\ | ||||
| /* | ||||
| * Secret Labs' Regular Expression Engine | ||||
| * | ||||
| * regular expression matching engine | ||||
| * | ||||
| * NOTE: This file is generated by sre_constants.py. If you need | ||||
| * to change anything in here, edit sre_constants.py and run it. | ||||
| * | ||||
| * Copyright (c) 1997-2001 by Secret Labs AB. All rights reserved. | ||||
| * | ||||
| * See the _sre.c file for information on usage and redistribution. | ||||
| */ | ||||
| """) | ||||
| f.write("#define SRE_MAGIC %d\n" % MAGIC) | ||||
| dump(f, OPCODES, "SRE_OP") | ||||
| dump(f, ATCODES, "SRE") | ||||
| dump(f, CHCODES, "SRE") | ||||
| f.write("#define SRE_FLAG_TEMPLATE %d\n" % SRE_FLAG_TEMPLATE) | ||||
| f.write("#define SRE_FLAG_IGNORECASE %d\n" % SRE_FLAG_IGNORECASE) | ||||
| f.write("#define SRE_FLAG_LOCALE %d\n" % SRE_FLAG_LOCALE) | ||||
| f.write("#define SRE_FLAG_MULTILINE %d\n" % SRE_FLAG_MULTILINE) | ||||
| f.write("#define SRE_FLAG_DOTALL %d\n" % SRE_FLAG_DOTALL) | ||||
| f.write("#define SRE_FLAG_UNICODE %d\n" % SRE_FLAG_UNICODE) | ||||
| f.write("#define SRE_FLAG_VERBOSE %d\n" % SRE_FLAG_VERBOSE) | ||||
| f.write("#define SRE_INFO_PREFIX %d\n" % SRE_INFO_PREFIX) | ||||
| f.write("#define SRE_INFO_LITERAL %d\n" % SRE_INFO_LITERAL) | ||||
| f.write("#define SRE_INFO_CHARSET %d\n" % SRE_INFO_CHARSET) | ||||
| f.close() | ||||
| print("done") | ||||