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1# -*- coding: utf-8 -*-
2
3# Generates the code for a sorted unicode range array as used in hb-ot-os2-unicode-ranges.hh
4# Input is a tab seperated list of unicode ranges from the otspec
5# (https://docs.microsoft.com/en-us/typography/opentype/spec/os2#ulunicoderange1).
6
7from __future__ import print_function, division, absolute_import
8
9import io
10import re
11import sys
12
13reload(sys)
14sys.setdefaultencoding('utf-8')
15
16print ("""static OS2Range _hb_os2_unicode_ranges[] =
17{""")
18
19args = sys.argv[1:]
20input_file = args[0]
21
22with io.open(input_file, mode="r", encoding="utf-8") as f:
23
24  all_ranges = [];
25  current_bit = 0
26  while True:
27    line = f.readline().strip()
28    if not line:
29      break
30    fields = re.split(r'\t+', line)
31    if len(fields) == 3:
32      current_bit = fields[0]
33      fields = fields[1:]
34    elif len(fields) > 3:
35      raise Error("bad input :(.")
36
37    name = fields[0]
38    ranges = re.split("-", fields[1])
39    if len(ranges) != 2:
40      raise Error("bad input :(.")
41
42    v = tuple((int(ranges[0], 16), int(ranges[1], 16), int(current_bit), name))
43    all_ranges.append(v)
44
45all_ranges = sorted(all_ranges, key=lambda t: t[0])
46
47for ranges in all_ranges:
48  start = ("0x%X" % ranges[0]).rjust(8)
49  end = ("0x%X" % ranges[1]).rjust(8)
50  bit = ("%s" % ranges[2]).rjust(3)
51
52  print ("  {%s, %s, %s}, // %s" % (start, end, bit, ranges[3]))
53
54print ("""};""")
55