mirror of
https://github.com/Jermolene/TiddlyWiki5
synced 2024-08-24 18:46:41 +00:00
165 lines
4.8 KiB
Python
165 lines
4.8 KiB
Python
#!/usr/bin/python
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# -*- coding: utf-8 -*-
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# By Yusuke Suzuki <utatane.tea@gmail.com>
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# Modified by Mathias Bynens <http://mathiasbynens.be/>
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# http://code.google.com/p/esprima/issues/detail?id=110
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import sys
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import string
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import re
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class RegExpGenerator(object):
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def __init__(self, detector):
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self.detector = detector
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def generate_identifier_start(self):
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r = [ ch for ch in range(0xFFFF + 1) if self.detector.is_identifier_start(ch)]
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return self._generate_range(r)
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def generate_identifier_part(self):
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r = [ ch for ch in range(0xFFFF + 1) if self.detector.is_identifier_part(ch)]
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return self._generate_range(r)
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def generate_non_ascii_identifier_start(self):
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r = [ ch for ch in xrange(0x0080, 0xFFFF + 1) if self.detector.is_identifier_start(ch)]
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return self._generate_range(r)
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def generate_non_ascii_identifier_part(self):
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r = [ ch for ch in range(0x0080, 0xFFFF + 1) if self.detector.is_identifier_part(ch)]
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return self._generate_range(r)
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def generate_non_ascii_separator_space(self):
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r = [ ch for ch in range(0x0080, 0xFFFF + 1) if self.detector.is_separator_space(ch)]
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return self._generate_range(r)
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def _generate_range(self, r):
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if len(r) == 0:
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return '[]'
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buf = []
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start = r[0]
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end = r[0]
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predict = start + 1
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r = r[1:]
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for code in r:
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if predict == code:
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end = code
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predict = code + 1
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continue
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else:
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if start == end:
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buf.append("\\u%04X" % start)
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elif end == start + 1:
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buf.append("\\u%04X\\u%04X" % (start, end))
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else:
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buf.append("\\u%04X-\\u%04X" % (start, end))
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start = code
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end = code
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predict = code + 1
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if start == end:
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buf.append("\\u%04X" % start)
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else:
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buf.append("\\u%04X-\\u%04X" % (start, end))
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return '[' + ''.join(buf) + ']'
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class Detector(object):
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def __init__(self, data):
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self.data = data
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def is_ascii(self, ch):
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return ch < 0x80
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def is_ascii_alpha(self, ch):
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v = ch | 0x20
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return v >= ord('a') and v <= ord('z')
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def is_decimal_digit(self, ch):
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return ch >= ord('0') and ch <= ord('9')
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def is_octal_digit(self, ch):
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return ch >= ord('0') and ch <= ord('7')
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def is_hex_digit(self, ch):
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v = ch | 0x20
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return self.is_decimal_digit(c) or (v >= ord('a') and v <= ord('f'))
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def is_digit(self, ch):
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return self.is_decimal_digit(ch) or self.data[ch] == 'Nd'
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def is_ascii_alphanumeric(self, ch):
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return self.is_decimal_digit(ch) or self.is_ascii_alpha(ch)
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def _is_non_ascii_identifier_start(self, ch):
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c = self.data[ch]
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return c == 'Lu' or c == 'Ll' or c == 'Lt' or c == 'Lm' or c == 'Lo' or c == 'Nl'
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def _is_non_ascii_identifier_part(self, ch):
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c = self.data[ch]
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return c == 'Lu' or c == 'Ll' or c == 'Lt' or c == 'Lm' or c == 'Lo' or c == 'Nl' or c == 'Mn' or c == 'Mc' or c == 'Nd' or c == 'Pc' or ch == 0x200C or ch == 0x200D
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def is_separator_space(self, ch):
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return self.data[ch] == 'Zs'
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def is_white_space(self, ch):
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return ch == ord(' ') or ch == ord("\t") or ch == 0xB or ch == 0xC or ch == 0x00A0 or ch == 0xFEFF or self.is_separator_space(ch)
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def is_line_terminator(self, ch):
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return ch == 0x000D or ch == 0x000A or self.is_line_or_paragraph_terminator(ch)
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def is_line_or_paragraph_terminator(self, ch):
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return ch == 0x2028 or ch == 0x2029
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def is_identifier_start(self, ch):
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if self.is_ascii(ch):
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return ch == ord('$') or ch == ord('_') or ch == ord('\\') or self.is_ascii_alpha(ch)
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return self._is_non_ascii_identifier_start(ch)
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def is_identifier_part(self, ch):
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if self.is_ascii(ch):
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return ch == ord('$') or ch == ord('_') or ch == ord('\\') or self.is_ascii_alphanumeric(ch)
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return self._is_non_ascii_identifier_part(ch)
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def analyze(source):
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data = []
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dictionary = {}
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with open(source) as uni:
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flag = False
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first = 0
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for line in uni:
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d = string.split(line.strip(), ";")
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val = int(d[0], 16)
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if flag:
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if re.compile("<.+, Last>").match(d[1]):
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# print "%s : u%X" % (d[1], val)
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flag = False
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for t in range(first, val+1):
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dictionary[t] = str(d[2])
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else:
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raise "Database Exception"
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else:
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if re.compile("<.+, First>").match(d[1]):
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# print "%s : u%X" % (d[1], val)
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flag = True
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first = val
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else:
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dictionary[val] = str(d[2])
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for i in range(0xFFFF + 1):
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if dictionary.get(i) == None:
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data.append("Un")
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else:
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data.append(dictionary[i])
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return RegExpGenerator(Detector(data))
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def main(source):
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generator = analyze(source)
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print generator.generate_non_ascii_identifier_start()
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print generator.generate_non_ascii_identifier_part()
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print generator.generate_non_ascii_separator_space()
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if __name__ == '__main__':
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main(sys.argv[1])
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