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1 | package Devel::REPL::Plugin::CompletionDriver::Methods; |
2 | use Devel::REPL::Plugin; |
3 | use namespace::clean -except => [ 'meta' ]; |
4 | |
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5 | sub BEFORE_PLUGIN { |
6 | my $self = shift; |
7 | for (qw/Completion FindVariable/) { |
8 | $self->load_plugin($_); |
9 | } |
10 | } |
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11 | |
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12 | around complete => sub { |
13 | my $orig = shift; |
14 | my ($self, $text, $document) = @_; |
15 | |
16 | my $last = $self->last_ppi_element($document); |
17 | my $incomplete = ''; |
18 | |
19 | # handle an incomplete method name, and back up to the -> |
20 | if ($last->isa('PPI::Token::Word')) { |
21 | my $previous = $last->sprevious_sibling |
22 | or return $orig->(@_); |
23 | $previous->isa('PPI::Token::Operator') && $previous->content eq '->' |
24 | or return $orig->(@_); |
25 | $incomplete = $last->content; |
26 | $last = $previous; |
27 | } |
28 | |
29 | # require a -> here |
30 | return $orig->(@_) |
31 | unless $last->isa('PPI::Token::Operator') |
32 | && $last->content eq '->'; |
33 | |
34 | # ..which is preceded by a word (class name) |
35 | my $previous = $last->sprevious_sibling |
36 | or return $orig->(@_); |
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37 | $previous->isa('PPI::Token::Word') || $previous->isa('PPI::Token::Symbol') |
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38 | or return $orig->(@_); |
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39 | my $class; |
40 | |
41 | # we have a variable, need to look up its class |
42 | if ($previous->isa('PPI::Token::Symbol')) { |
43 | my $object_ref = $self->find_variable($previous->content) |
44 | or return $orig->(@_); |
45 | $class = blessed($$object_ref) |
46 | or return $orig->(@_); |
47 | } |
48 | else { |
49 | $class = $previous->content; |
50 | } |
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51 | |
52 | # now we have $class->$incomplete |
53 | |
54 | my $metaclass = Class::MOP::Class->initialize($class); |
55 | |
56 | my $re = qr/^\Q$incomplete/; |
57 | |
58 | return $orig->(@_), |
59 | grep { $_ =~ $re } |
60 | map { $_->{name} } |
61 | $metaclass->compute_all_applicable_methods; |
62 | }; |
63 | |
64 | 1; |
65 | |
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66 | __END__ |
67 | |
68 | =head1 NAME |
69 | |
70 | Devel::REPL::Plugin::CompletionDriver::Methods - Complete class or object method names |
71 | |
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72 | =head1 AUTHOR |
73 | |
74 | Shawn M Moore, C<< <sartak at gmail dot com> >> |
75 | |
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76 | =cut |
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77 | |