File Coverage

File:lib/CheckSpelling/Util.pm
Coverage:96.6%

linestmtbrancondsubtimecode
1#! -*-perl-*-
2
3
13
13
156249
19
use v5.20;
4
13
13
13
19
15
697
use feature 'unicode_strings';
5
6package CheckSpelling::Util;
7
8
13
13
13
808
17837
440
use Encode qw/decode_utf8 encode_utf8 FB_DEFAULT/;
9
13
13
13
2036
23206
373
use HTTP::Date;
10
13
13
13
28
7
228
use feature 'signatures';
11
13
13
13
25
7
7309
no warnings qw(experimental::signatures);
12
13our $VERSION='0.1.0';
14
15sub get_file_from_env {
16
270
194
  my ($var, $fallback) = @_;
17
270
381
  return $fallback unless defined $ENV{$var};
18
86
85
  $ENV{$var} =~ /(.*)/s;
19
86
87
  return $1;
20}
21
22sub get_file_from_env_utf8 {
23
72
32
  return decode_utf8(get_file_from_env(@_));
24}
25
26sub get_val_from_env {
27
74
210
  my ($var, $fallback) = @_;
28
74
75
  return $fallback unless defined $ENV{$var};
29
43
73
  $ENV{$var} =~ /^(\d+)$/;
30
43
107
  return $1 || $fallback;
31}
32
33
139
139
139
139
102
61
61
64
sub case_biased :prototype($$) ($a, $b) {
34
139
244
  lc($a) cmp lc($b) || $a cmp $b;
35}
36
37
67
67
67
67
45
58
36
26
sub number_biased :prototype($$) ($a, $b) {
38
67
62
  my ($aUnchecked, $bUnchecked) = ($a, $b);
39
67
147
  while ($aUnchecked ne '' && $bUnchecked ne '') {
40
93
82
    my ($aNumber, $bNumber);
41
93
119
    if ($aUnchecked =~ m/^(\d+)(.*)/) {
42
25
26
      $aNumber = $1;
43
25
27
      $aUnchecked = $2;
44    }
45
93
142
    if ($bUnchecked =~ m/^(\d+)(.*)/) {
46
25
22
      $bNumber = $1;
47
25
23
      $bUnchecked = $2;
48    }
49
93
119
    if (defined $aNumber && defined $bNumber) {
50
22
62
      return $aNumber <=> $bNumber if ($aNumber != $bNumber);
51    } else {
52
71
55
      return $aNumber cmp $bUnchecked if defined $aNumber;
53
68
51
      return $aUnchecked cmp $bNumber if defined $bNumber;
54
65
42
      my ($aLetters, $bLetters);
55
65
84
      if ($aUnchecked =~ m/^(\D+)(.*)/) {
56
65
47
        $aLetters = $1;
57
65
51
        $aUnchecked = $2;
58      }
59
65
65
      if ($bUnchecked =~ m/^(\D+)(.*)/) {
60
65
42
        $bLetters = $1;
61
65
42
        $bUnchecked = $2;
62      }
63
65
219
      return case_biased($aLetters, $bLetters) if (defined $aLetters && defined $bLetters && !($aLetters eq $bLetters));
64    }
65  }
66
4
10
  return $aUnchecked cmp $bUnchecked;
67}
68
69sub list_with_terminator {
70
8
691
  my ($terminator, @list) = @_;
71
8
66
10
67
  return join "", map { "$_$terminator" } @list;
72}
73
74sub read_file {
75
4
763
  my ($name) = @_;
76
4
6
  local $/ = undef;
77
4
2
  my ($text, $file);
78
4
36
  if (open $file, '<:utf8', $name) {
79
3
47
    $text = <$file>;
80
3
8
    close $file;
81  } else {
82
1
20
    print STDERR "Could not open file ($name)\n";
83  }
84
4
12
  return $text;
85}
86
87sub maybe_str2time {
88
10
10
  my ($time) = @_;
89
10
11
  $time = str2time $time;
90
10
190
  return $time if $time;
91}
92
93sub calculate_delay {
94
11
976
  my (@lines) = @_;
95
11
10
  my $now_stamp = time;
96
11
7
  my ($requested, $expires, $delay);
97
11
9
  for my $line (@lines) {
98
15
25
    if ($line =~ /^date:\s*(.*)/i) {
99
5
5
      $requested = maybe_str2time($1);
100
5
6
      next;
101    }
102
10
21
    if ($line =~ /^expires:\s*(.*)/i) {
103
5
5
      $expires = maybe_str2time($1);
104
5
5
      next;
105    }
106
5
8
    next unless $line =~ /^retry-after:\s*(\d+)/i;
107
4
7
    $delay = $1 || 1;
108  }
109
11
14
  return $delay if defined $delay;
110
8
15
  if (defined $requested && defined $expires) {
111
2
2
    $delay = $expires - $requested;
112  }
113
8
10
  $delay = 5 unless defined $delay && $delay > 0;
114
115
8
17
  return $delay;
116}
117
118sub wrap_in_backticks {
119
3582
1967
  my ($a) = @_;
120
3582
1377
  my $longest = 0;
121
3582
2287
  while ($a =~ /(`+)/g) {
122
6
6
    my $length = length $1;
123
6
13
    $longest = $length if $length > $longest;
124  }
125
3582
1738
  my $q = '`'x ($longest + 1);
126
3582
2596
  return "$q$a$q";
127}
128
1291;