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1 | use strict; |
2 | use warnings; |
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3 | package Devel::REPL::Plugin::CompletionDriver::Globals; |
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4 | # ABSTRACT: Complete global variables, packages, namespaced functions |
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5 | |
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6 | our $VERSION = '1.003027'; |
7 | |
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8 | use Devel::REPL::Plugin; |
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9 | use Devel::REPL::Plugin::Completion; # die early if cannot load |
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10 | use namespace::autoclean; |
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11 | |
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12 | sub BEFORE_PLUGIN { |
13 | my $self = shift; |
14 | $self->load_plugin('Completion'); |
15 | } |
16 | |
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17 | around complete => sub { |
18 | my $orig = shift; |
19 | my ($self, $text, $document) = @_; |
20 | |
21 | my $last = $self->last_ppi_element($document); |
22 | |
23 | return $orig->(@_) |
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24 | unless $last->isa('PPI::Token::Symbol') |
25 | || $last->isa('PPI::Token::Word'); |
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26 | |
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27 | my $sigil = $last =~ s/^[\$\@\%\&\*]// ? $1 : undef; |
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28 | my $re = qr/^\Q$last/; |
29 | |
30 | my @package_fragments = split qr/::|'/, $last; |
31 | |
32 | # split drops the last fragment if it's empty |
33 | push @package_fragments, '' if $last =~ /(?:'|::)$/; |
34 | |
35 | # the beginning of the variable, or an incomplete package name |
36 | my $incomplete = pop @package_fragments; |
37 | |
38 | # recurse for the complete package fragments |
39 | my $stash = \%::; |
40 | for (@package_fragments) { |
41 | $stash = $stash->{"$_\::"}; |
42 | } |
43 | |
44 | # collect any variables from this stash |
45 | my @found = grep { /$re/ } |
46 | map { join '::', @package_fragments, $_ } |
47 | keys %$stash; |
48 | |
49 | # check to see if it's an incomplete package name, and add its variables |
50 | # so Devel<TAB> is completed correctly |
51 | for my $key (keys %$stash) { |
52 | next unless $key =~ /::$/; # only look at deeper packages |
53 | next unless $key =~ /^\Q$incomplete/; # only look at matching packages |
54 | push @found, |
55 | map { join '::', @package_fragments, $_ } |
56 | map { "$key$_" } # $key already has trailing :: |
57 | keys %{ $stash->{$key} }; |
58 | } |
59 | |
60 | return $orig->(@_), @found; |
61 | }; |
62 | |
63 | 1; |
64 | |
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65 | __END__ |
66 | |
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67 | =pod |
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68 | |
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69 | =head1 AUTHOR |
70 | |
71 | Shawn M Moore, C<< <sartak at gmail dot com> >> |
72 | |
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73 | =cut |