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1 | use strict; |
2 | use warnings; |
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3 | package Devel::REPL::Plugin::CompletionDriver::INC; |
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4 | |
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5 | our $VERSION = '1.003027'; |
6 | |
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7 | use Devel::REPL::Plugin; |
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8 | use Devel::REPL::Plugin::Completion; # die early if cannot load |
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9 | use File::Next; |
10 | use File::Spec; |
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11 | use namespace::autoclean; |
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12 | |
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13 | sub BEFORE_PLUGIN { |
14 | my $self = shift; |
15 | $self->load_plugin('Completion'); |
16 | } |
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17 | |
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18 | around complete => sub { |
19 | my $orig = shift; |
20 | my ($self, $text, $document) = @_; |
21 | |
22 | my $last = $self->last_ppi_element($document, 'PPI::Statement::Include'); |
23 | |
24 | return $orig->(@_) |
25 | unless $last->isa('PPI::Statement::Include'); |
26 | |
27 | my @elements = $last->children; |
28 | shift @elements; # use or require |
29 | |
30 | # too late for us to care, they're completing on something like |
31 | # use List::Util qw(m |
32 | # OR they just have "use " and are tab completing. we'll spare them the flood |
33 | return $orig->(@_) |
34 | if @elements != 1; |
35 | |
36 | my $package = shift @elements; |
37 | my $outsep = '::'; |
c5cdacc2 |
38 | my $insep = "::"; |
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39 | my $keep_extension = 0; |
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40 | my $prefix = ''; |
41 | |
42 | # require "Foo/Bar.pm" -- not supported yet, ->string doesn't work for |
43 | # partially completed elements |
44 | #if ($package->isa('PPI::Token::Quote')) |
45 | #{ |
46 | # # we need to strip off the leading quote and stash it |
47 | # $package = $package->string; |
48 | # my $start = index($package->quote, $package); |
49 | # $prefix = substr($package->quote, 0, $start); |
50 | |
51 | # # we're completing something like: require "Foo/Bar.pm" |
52 | # $outsep = $insep = '/'; |
53 | # $keep_extension = 1; |
54 | #} |
55 | if ($package =~ /'/) |
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56 | { |
b0489a7c |
57 | # the goofball is using the ancient ' package sep, we'll humor him |
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58 | $outsep = "'"; |
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59 | $insep = "'|::"; |
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60 | } |
61 | |
62 | my @directories = split $insep, $package; |
63 | |
64 | # split drops trailing fields |
65 | push @directories, '' if $package =~ /(?:$insep)$/; |
66 | my $final = pop @directories; |
67 | my $final_re = qr/^\Q$final/; |
68 | |
69 | my @found; |
70 | |
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71 | # most VCSes don't litter every single fucking directory with garbage. if you |
0e0d2539 |
72 | # know of any other, just stick them in here. No one wants to complete |
16d29e42 |
73 | # Devel::REPL::Plugin::.svn |
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74 | my %ignored = |
75 | ( |
76 | '.' => 1, |
77 | '..' => 1, |
78 | '.svn' => 1, |
79 | ); |
80 | |
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81 | # this will take a directory and add to @found all of the possible matches |
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82 | my $add_recursively; |
83 | $add_recursively = sub { |
84 | my ($path, $iteration, @more) = @_; |
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85 | opendir((my $dirhandle), $path) || return; |
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86 | for (grep { !$ignored{$_} } readdir $dirhandle) |
6c3218fe |
87 | { |
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88 | my $match = $_; |
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89 | |
90 | # if this is the first time around, we need respect whatever the user had |
91 | # at the very end when he pressed tab |
92 | next if $iteration == 0 && $match !~ $final_re; |
93 | |
6c3218fe |
94 | my $fullmatch = File::Spec->rel2abs($match, $path); |
95 | if (-d $fullmatch) |
96 | { |
97 | $add_recursively->($fullmatch, $iteration + 1, @more, $match); |
98 | } |
99 | else |
100 | { |
101 | $match =~ s/\..*// unless $keep_extension; |
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102 | push @found, join '', $prefix, |
103 | join $outsep, @directories, @more, $match; |
6c3218fe |
104 | } |
105 | } |
106 | }; |
107 | |
afc8677b |
108 | # look through all of |
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109 | INC: for (@INC) |
110 | { |
111 | my $path = $_; |
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112 | |
113 | # match all of the fragments they have, so "use Moose::Meta::At<tab>" |
114 | # will only begin looking in ../Moose/Meta/ |
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115 | for my $subdir (@directories) |
116 | { |
117 | $path = File::Spec->catdir($path, $subdir); |
118 | -d $path or next INC; |
119 | } |
120 | |
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121 | $add_recursively->($path, 0); |
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122 | } |
123 | |
124 | return $orig->(@_), @found; |
125 | }; |
126 | |
127 | 1; |
128 | |
cfd1094b |
129 | __END__ |
130 | |
131 | =head1 NAME |
132 | |
133 | Devel::REPL::Plugin::CompletionDriver::INC - Complete module names in use and require |
134 | |
30b459d4 |
135 | =head1 AUTHOR |
136 | |
137 | Shawn M Moore, C<< <sartak at gmail dot com> >> |
138 | |
cfd1094b |
139 | =cut |
140 | |