Initial Commit

database/perl/lib/Perl/PrereqScanner/NotQuiteLite/Parser/KeywordDeclare.pm

@@ -0,0 +1,77 @@
+package Perl::PrereqScanner::NotQuiteLite::Parser::KeywordDeclare;
+
+use strict;
+use warnings;
+use Perl::PrereqScanner::NotQuiteLite::Util;
+
+sub register { return {
+  use => {
+    'Keyword::Declare' => 'parse_keyword_declare_args',
+  },
+}}
+
+sub parse_keyword_declare_args {
+  my ($class, $c, $used_module, $raw_tokens) = @_;
+
+  $c->register_sub_keywords(qw/keyword/);
+  $c->register_keywords(qw/keytype is unkeyword/);
+  $c->register_op_keywords(qw/is/);
+
+  $c->register_sub_parser(
+    'keyword',
+    [$class, 'parse_keyword_args', $used_module],
+  );
+  $c->register_keyword_parser(
+    'unkeyword',
+    [$class, 'parse_unkeyword_args', $used_module],
+  );
+}
+
+sub parse_keyword_args {
+  my ($class, $c, $used_module, $raw_tokens) = @_;
+
+  my $tokens = convert_string_tokens($raw_tokens);
+  shift @$tokens; # discard keyword
+
+  if (ref $tokens->[0] and $tokens->[0][1]) {
+    $c->register_keywords($tokens->[0][1]);
+  }
+}
+
+sub parse_unkeyword_args {
+  my ($class, $c, $used_module, $raw_tokens) = @_;
+
+  my $tokens = convert_string_tokens($raw_tokens);
+  shift @$tokens; # discard unkeyword
+
+  if (ref $tokens->[0] and $tokens->[0][1]) {
+    $c->remove_keywords($tokens->[0][0]);
+  }
+}
+
+1;
+
+__END__
+
+=encoding utf-8
+
+=head1 NAME
+
+Perl::PrereqScanner::NotQuiteLite::Parser::KeywordDeclare
+
+=head1 DESCRIPTION
+
+This parser is to deal with keywords imported from L<Keyword::Declare>.
+
+=head1 AUTHOR
+
+Kenichi Ishigaki, E<lt>ishigaki@cpan.orgE<gt>
+
+=head1 COPYRIGHT AND LICENSE
+
+This software is copyright (c) 2018 by Kenichi Ishigaki.
+
+This is free software; you can redistribute it and/or modify it under
+the same terms as the Perl 5 programming language system itself.
+
+=cut