#!/usr/bin/python
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from __future__ import print_function, division, absolute_import
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import sys
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import os.path
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from collections import OrderedDict
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if len (sys.argv) != 2:
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print("usage: ./gen-emoji-table.py emoji-data.txt", file=sys.stderr)
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sys.exit (1)
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f = open(sys.argv[1])
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header = [f.readline () for _ in range(10)]
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ranges = OrderedDict()
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for line in f.readlines():
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line = line.strip()
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if not line or line[0] == '#':
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continue
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rang, typ = [s.strip() for s in line.split('#')[0].split(';')[:2]]
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rang = [int(s, 16) for s in rang.split('..')]
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if len(rang) > 1:
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start, end = rang
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else:
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start = end = rang[0]
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if typ not in ranges:
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ranges[typ] = []
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if ranges[typ] and ranges[typ][-1][1] == start - 1:
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ranges[typ][-1] = (ranges[typ][-1][0], end)
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else:
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ranges[typ].append((start, end))
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print ("/* == Start of generated table == */")
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print ("/*")
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print (" * The following tables are generated by running:")
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print (" *")
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print (" * ./gen-emoji-table.py emoji-data.txt")
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print (" *")
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print (" * on file with this header:")
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print (" *")
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for l in header:
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print (" * %s" % (l.strip()))
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print (" */")
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print ()
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print ("#ifndef HB_UNICODE_EMOJI_TABLE_HH")
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print ("#define HB_UNICODE_EMOJI_TABLE_HH")
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print ()
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print ('#include "hb-unicode.hh"')
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print ()
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for typ,s in ranges.items():
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if typ != "Extended_Pictographic": continue
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print()
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print("static const struct hb_unicode_range_t _hb_unicode_emoji_%s_table[] =" % typ)
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print("{")
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for pair in sorted(s):
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print(" {0x%04X, 0x%04X}," % pair)
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print("};")
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print ()
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print ("#endif /* HB_UNICODE_EMOJI_TABLE_HH */")
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print ()
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print ("/* == End of generated table == */")
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