73 lines
2.4 KiB
Python
73 lines
2.4 KiB
Python
# -*- coding: utf-8 -*-
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# Copyright JS Foundation and other contributors, https://js.foundation/
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#
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# Redistribution and use in source and binary forms, with or without
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# modification, are permitted provided that the following conditions are met:
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#
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# * Redistributions of source code must retain the above copyright
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# notice, this list of conditions and the following disclaimer.
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# * Redistributions in binary form must reproduce the above copyright
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# notice, this list of conditions and the following disclaimer in the
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# documentation and/or other materials provided with the distribution.
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#
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# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
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# AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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# IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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# ARE DISCLAIMED. IN NO EVENT SHALL <COPYRIGHT HOLDER> BE LIABLE FOR ANY
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# DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
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# (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
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# LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
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# ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
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# THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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from __future__ import absolute_import, unicode_literals
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import sys
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PY3 = sys.version_info >= (3, 0)
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if PY3:
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# Python 3:
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basestring = str
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long = int
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xrange = range
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unicode = str
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uchr = chr
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def uord(ch):
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return ord(ch[0])
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else:
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basestring = basestring
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long = long
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xrange = xrange
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unicode = unicode
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try:
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# Python 2 UCS4:
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unichr(0x10000)
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uchr = unichr
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def uord(ch):
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return ord(ch[0])
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except ValueError:
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# Python 2 UCS2:
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def uchr(code):
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# UTF-16 Encoding
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if code <= 0xFFFF:
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return unichr(code)
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cu1 = ((code - 0x10000) >> 10) + 0xD800
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cu2 = ((code - 0x10000) & 1023) + 0xDC00
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return unichr(cu1) + unichr(cu2)
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def uord(ch):
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cp = ord(ch[0])
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if cp >= 0xD800 and cp <= 0xDBFF:
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second = ord(ch[1])
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if second >= 0xDC00 and second <= 0xDFFF:
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first = cp
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cp = (first - 0xD800) * 0x400 + second - 0xDC00 + 0x10000
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return cp
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