1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
|
# Copyright 2013-2014 Valentin Gosu.
#
# Licensed under the Apache License, Version 2.0 <LICENSE-APACHE or
# http://www.apache.org/licenses/LICENSE-2.0> or the MIT license
# <LICENSE-MIT or http://opensource.org/licenses/MIT>, at your
# option. This file may not be copied, modified, or distributed
# except according to those terms.
# Run as: python make_uts46_mapping_table.py IdnaMappingTable.txt > uts46_mapping_table.rs
# You can get the latest idna table from
# http://www.unicode.org/Public/idna/latest/IdnaMappingTable.txt
print('''\
// Copyright 2013-2014 Valentin Gosu.
//
// Licensed under the Apache License, Version 2.0 <LICENSE-APACHE or
// http://www.apache.org/licenses/LICENSE-2.0> or the MIT license
// <LICENSE-MIT or http://opensource.org/licenses/MIT>, at your
// option. This file may not be copied, modified, or distributed
// except according to those terms.
// Generated by make_idna_table.py
static TABLE: &'static [Range] = &[
''')
txt = open("IdnaMappingTable.txt")
def char(s):
return (unichr(int(s, 16))
.encode('utf8')
.replace('\\', '\\\\')
.replace('"', '\\"')
.replace('\0', '\\0'))
for line in txt:
# remove comments
line, _, _ = line.partition('#')
# skip empty lines
if len(line.strip()) == 0:
continue
fields = line.split(';')
if fields[0].strip() == 'D800..DFFF':
continue # Surrogates don't occur in Rust strings.
first, _, last = fields[0].strip().partition('..')
if not last:
last = first
mapping = fields[1].strip().replace('_', ' ').title().replace(' ', '')
if len(fields) > 2:
if fields[2].strip():
mapping += '("%s")' % ''.join(char(c) for c in fields[2].strip().split(' '))
elif mapping == "Deviation":
mapping += '("")'
print(" Range { from: '%s', to: '%s', mapping: %s }," % (char(first), char(last), mapping))
print("];")
|