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