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1 | package Devel::REPL::Plugin::CompletionDriver::Globals; |
2 | use Devel::REPL::Plugin; |
3 | use namespace::clean -except => [ 'meta' ]; |
4 | |
5 | around complete => sub { |
6 | my $orig = shift; |
7 | my ($self, $text, $document) = @_; |
8 | |
9 | my $last = $self->last_ppi_element($document); |
10 | |
11 | return $orig->(@_) |
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12 | unless $last->isa('PPI::Token::Symbol') |
13 | || $last->isa('PPI::Token::Word'); |
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14 | |
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15 | my $sigil = $last =~ s/^[\$\@\%\&\*]// ? $1 : undef; |
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16 | my $re = qr/^\Q$last/; |
17 | |
18 | my @package_fragments = split qr/::|'/, $last; |
19 | |
20 | # split drops the last fragment if it's empty |
21 | push @package_fragments, '' if $last =~ /(?:'|::)$/; |
22 | |
23 | # the beginning of the variable, or an incomplete package name |
24 | my $incomplete = pop @package_fragments; |
25 | |
26 | # recurse for the complete package fragments |
27 | my $stash = \%::; |
28 | for (@package_fragments) { |
29 | $stash = $stash->{"$_\::"}; |
30 | } |
31 | |
32 | # collect any variables from this stash |
33 | my @found = grep { /$re/ } |
34 | map { join '::', @package_fragments, $_ } |
35 | keys %$stash; |
36 | |
37 | # check to see if it's an incomplete package name, and add its variables |
38 | # so Devel<TAB> is completed correctly |
39 | for my $key (keys %$stash) { |
40 | next unless $key =~ /::$/; # only look at deeper packages |
41 | next unless $key =~ /^\Q$incomplete/; # only look at matching packages |
42 | push @found, |
43 | map { join '::', @package_fragments, $_ } |
44 | map { "$key$_" } # $key already has trailing :: |
45 | keys %{ $stash->{$key} }; |
46 | } |
47 | |
48 | return $orig->(@_), @found; |
49 | }; |
50 | |
51 | 1; |
52 | |
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53 | __END__ |
54 | |
55 | =head1 NAME |
56 | |
57 | Devel::REPL::Plugin::CompletionDriver::Globals - Complete global variables, packages, namespaced functions |
58 | |
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59 | =head1 AUTHOR |
60 | |
61 | Shawn M Moore, C<< <sartak at gmail dot com> >> |
62 | |
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63 | =cut |
64 | |