NAME File::Extension - explain file extensions SYNOPSIS use File::Extension qw(extplain filter_by_meta filter_by_meta_reverse); my @filetypes = qw(nes pl pm gb p6); for my $what(@filetypes) { printf("%s is a %s\n", $what, extplain($what)); } my $document_extensions = filter_by_meta('doc'); DESCRIPTION File::Extension exposes functionality for getting information on filetypes based solely on their file extension. This is useful in cases where libmagic doesn't work, i.e on empty or corrupted files. The extensions and descriptions are taken from . EXPORTS None by default. FUNCTIONS extplain() Parameters: $file_extension Returns: $explanation my $explanation = extplain('nes'); # Nintendo (NES) ROM File filter_by_meta() Parameters: $filter Returns: \%filtered my $results = filter_by_meta('doc'); Filters the hash by a raw string or regular expression, returning the results. filter_by_meta_reverse() Parameters: $filter Returns: \%filtered my $results = filter_by_meta_reverse('doc'); Like filter_by_meta(), but returns the results that does not match the given filter. HISTORY This module was initially crafted while exploring ideas for generating the world's largest LS_COLORS file: github SEE ALSO LS_COLORS AUTHOR Magnus Woldrich CPAN ID: WOLDRICH m@japh.se http://japh.se CONTRIBUTORS None required yet. COPYRIGHT Copyright 2018 the File::Extensions "AUTHOR" and "CONTRIBUTORS" as listed above. LICENSE This library is free software; you may redistribute it and/or modify it under the same terms as Perl itself.