use strict;
use warnings;
package Devel::REPL::Plugin::CompletionDriver::Globals;
# ABSTRACT: Complete global variables, packages, namespaced functions
our $VERSION = '1.003028';
use Devel::REPL::Plugin;
use Devel::REPL::Plugin::Completion; # die early if cannot load
use namespace::autoclean;
sub BEFORE_PLUGIN {
my $self = shift;
$self->load_plugin('Completion');
}
around complete => sub {
my $orig = shift;
my ($self, $text, $document) = @_;
my $last = $self->last_ppi_element($document);
return $orig->(@_)
unless $last->isa('PPI::Token::Symbol')
|| $last->isa('PPI::Token::Word');
my $sigil = $last =~ s/^[\$\@\%\&\*]// ? $1 : undef;
my $re = qr/^\Q$last/;
my @package_fragments = split qr/::|'/, $last;
# split drops the last fragment if it's empty
push @package_fragments, '' if $last =~ /(?:'|::)$/;
# the beginning of the variable, or an incomplete package name
my $incomplete = pop @package_fragments;
# recurse for the complete package fragments
my $stash = \%::;
for (@package_fragments) {
$stash = $stash->{"$_\::"};
}
# collect any variables from this stash
my @found = grep { /$re/ }
map { join '::', @package_fragments, $_ }
keys %$stash;
# check to see if it's an incomplete package name, and add its variables
# so Devel<TAB> is completed correctly
for my $key (keys %$stash) {
next unless $key =~ /::$/; # only look at deeper packages
next unless $key =~ /^\Q$incomplete/; # only look at matching packages
push @found,
map { join '::', @package_fragments, $_ }
map { "$key$_" } # $key already has trailing ::
keys %{ $stash->{$key} };
}
return $orig->(@_), @found;
};
1;
__END__
=pod
=encoding UTF-8
=head1 NAME
Devel::REPL::Plugin::CompletionDriver::Globals - Complete global variables, packages, namespaced functions
=head1 VERSION
version 1.003028
=head1 SUPPORT
Bugs may be submitted through L<the RT bug tracker|https://rt.cpan.org/Public/Dist/Display.html?Name=Devel-REPL>
(or L<bug-Devel-REPL@rt.cpan.org|mailto:bug-Devel-REPL@rt.cpan.org>).
There is also an irc channel available for users of this distribution, at
L<C<#devel> on C<irc.perl.org>|irc://irc.perl.org/#devel-repl>.
=head1 AUTHOR
Shawn M Moore, C<< <sartak at gmail dot com> >>
=head1 COPYRIGHT AND LICENCE
This software is copyright (c) 2007 by Matt S Trout - mst (at) shadowcatsystems.co.uk (L<http://www.shadowcatsystems.co.uk/>).
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