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