keyboard.eng.inc.pl

   1 use Unicode::Normalize qw( NFKD );
   2 use Text::Unidecode qw( unidecode );
   3
   4 {
   5         rows => [0],
   6         def => {
   7                 '' => {
   8                         map {
   9                                 my @row = @{$_};
  10                                 my $class = (
  11                                           !defined $row[2] || $row[0] eq $row[2] ? 1 # identical
  12                                         : $row[2] =~ /\A\p{Mn}+\z/ ? 8 # combining accent
  13                                         : NFKD($row[2]) =~ $row[0] ? 2 # decomposed equivalent
  14                                         : $row[2] =~ /^\p{Latin}/ ? 4 # latin script
  15                                         : unidecode($row[2]) =~ /^\W*\Q$row[0]/ ? 5 # transliterated
  16                                         : 7
  17                                 );
  18                                 $row[0] => "g$class"
  19                         } @rows
  20                 },
  21         },
  22         key => {
  23                 map {
  24                         $_->[0] => "$_->[1]<br>$_->[2]"
  25                 } @rows
  26         },
  27         flag => {
  28                 g1 => ['unaltered', "same results as without modifier"],
  29                 g2 => ['accented', "decomposes to the original letter with a combining accent"],
  30                 g4 => ['latin', "a different (accented) latin letter"],
  31                 g5 => ['similar', "transliterates (mostly) into the unmodified letter"],
  32                 g7 => ['other', "symbol not directly deducible from key"],
  33                 g8 => ['combining', "diacritical mark to be combined with a following character"],
  34         },
  35 }