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1 | use strict; |
2 | use warnings; |
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3 | package Devel::REPL::Plugin::CompletionDriver::Methods; |
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4 | |
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5 | use Devel::REPL::Plugin; |
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6 | use Devel::REPL::Plugin::Completion; # die early if cannot load |
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7 | use namespace::autoclean; |
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8 | |
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9 | sub BEFORE_PLUGIN { |
10 | my $self = shift; |
11 | for (qw/Completion FindVariable/) { |
12 | $self->load_plugin($_); |
13 | } |
14 | } |
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15 | |
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16 | around complete => sub { |
17 | my $orig = shift; |
18 | my ($self, $text, $document) = @_; |
19 | |
20 | my $last = $self->last_ppi_element($document); |
21 | my $incomplete = ''; |
22 | |
23 | # handle an incomplete method name, and back up to the -> |
24 | if ($last->isa('PPI::Token::Word')) { |
25 | my $previous = $last->sprevious_sibling |
26 | or return $orig->(@_); |
27 | $previous->isa('PPI::Token::Operator') && $previous->content eq '->' |
28 | or return $orig->(@_); |
29 | $incomplete = $last->content; |
30 | $last = $previous; |
31 | } |
32 | |
33 | # require a -> here |
34 | return $orig->(@_) |
35 | unless $last->isa('PPI::Token::Operator') |
36 | && $last->content eq '->'; |
37 | |
38 | # ..which is preceded by a word (class name) |
39 | my $previous = $last->sprevious_sibling |
40 | or return $orig->(@_); |
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41 | $previous->isa('PPI::Token::Word') || $previous->isa('PPI::Token::Symbol') |
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42 | or return $orig->(@_); |
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43 | my $class; |
44 | |
45 | # we have a variable, need to look up its class |
46 | if ($previous->isa('PPI::Token::Symbol')) { |
47 | my $object_ref = $self->find_variable($previous->content) |
48 | or return $orig->(@_); |
49 | $class = blessed($$object_ref) |
50 | or return $orig->(@_); |
51 | } |
52 | else { |
53 | $class = $previous->content; |
54 | } |
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55 | |
56 | # now we have $class->$incomplete |
57 | |
58 | my $metaclass = Class::MOP::Class->initialize($class); |
59 | |
60 | my $re = qr/^\Q$incomplete/; |
61 | |
62 | return $orig->(@_), |
63 | grep { $_ =~ $re } |
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64 | map { $_->name } |
65 | $metaclass->get_all_methods; |
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66 | }; |
67 | |
68 | 1; |
69 | |
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70 | __END__ |
71 | |
72 | =head1 NAME |
73 | |
74 | Devel::REPL::Plugin::CompletionDriver::Methods - Complete class or object method names |
75 | |
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76 | =head1 AUTHOR |
77 | |
78 | Shawn M Moore, C<< <sartak at gmail dot com> >> |
79 | |
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80 | =cut |
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81 | |