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1716b200 |
1 | use strict; |
2 | use warnings; |
f1f5a418 |
3 | package Devel::REPL::Plugin::CompletionDriver::INC; |
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 File::Next; |
7 | use File::Spec; |
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8 | use namespace::autoclean; |
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9 | |
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10 | sub BEFORE_PLUGIN { |
11 | my $self = shift; |
12 | $self->load_plugin('Completion'); |
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, 'PPI::Statement::Include'); |
20 | |
21 | return $orig->(@_) |
22 | unless $last->isa('PPI::Statement::Include'); |
23 | |
24 | my @elements = $last->children; |
25 | shift @elements; # use or require |
26 | |
27 | # too late for us to care, they're completing on something like |
28 | # use List::Util qw(m |
29 | # OR they just have "use " and are tab completing. we'll spare them the flood |
30 | return $orig->(@_) |
31 | if @elements != 1; |
32 | |
33 | my $package = shift @elements; |
34 | my $outsep = '::'; |
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35 | my $insep = "::"; |
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36 | my $keep_extension = 0; |
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37 | my $prefix = ''; |
38 | |
39 | # require "Foo/Bar.pm" -- not supported yet, ->string doesn't work for |
40 | # partially completed elements |
41 | #if ($package->isa('PPI::Token::Quote')) |
42 | #{ |
43 | # # we need to strip off the leading quote and stash it |
44 | # $package = $package->string; |
45 | # my $start = index($package->quote, $package); |
46 | # $prefix = substr($package->quote, 0, $start); |
47 | |
48 | # # we're completing something like: require "Foo/Bar.pm" |
49 | # $outsep = $insep = '/'; |
50 | # $keep_extension = 1; |
51 | #} |
52 | if ($package =~ /'/) |
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53 | { |
b0489a7c |
54 | # the goofball is using the ancient ' package sep, we'll humor him |
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55 | $outsep = "'"; |
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56 | $insep = "'|::"; |
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57 | } |
58 | |
59 | my @directories = split $insep, $package; |
60 | |
61 | # split drops trailing fields |
62 | push @directories, '' if $package =~ /(?:$insep)$/; |
63 | my $final = pop @directories; |
64 | my $final_re = qr/^\Q$final/; |
65 | |
66 | my @found; |
67 | |
16d29e42 |
68 | # most VCSes don't litter every single fucking directory with garbage. if you |
0e0d2539 |
69 | # know of any other, just stick them in here. No one wants to complete |
16d29e42 |
70 | # Devel::REPL::Plugin::.svn |
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71 | my %ignored = |
72 | ( |
73 | '.' => 1, |
74 | '..' => 1, |
75 | '.svn' => 1, |
76 | ); |
77 | |
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78 | # this will take a directory and add to @found all of the possible matches |
6c3218fe |
79 | my $add_recursively; |
80 | $add_recursively = sub { |
81 | my ($path, $iteration, @more) = @_; |
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82 | opendir((my $dirhandle), $path) || return; |
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83 | for (grep { !$ignored{$_} } readdir $dirhandle) |
6c3218fe |
84 | { |
6c3218fe |
85 | my $match = $_; |
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86 | |
87 | # if this is the first time around, we need respect whatever the user had |
88 | # at the very end when he pressed tab |
89 | next if $iteration == 0 && $match !~ $final_re; |
90 | |
6c3218fe |
91 | my $fullmatch = File::Spec->rel2abs($match, $path); |
92 | if (-d $fullmatch) |
93 | { |
94 | $add_recursively->($fullmatch, $iteration + 1, @more, $match); |
95 | } |
96 | else |
97 | { |
98 | $match =~ s/\..*// unless $keep_extension; |
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99 | push @found, join '', $prefix, |
100 | join $outsep, @directories, @more, $match; |
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101 | } |
102 | } |
103 | }; |
104 | |
afc8677b |
105 | # look through all of |
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106 | INC: for (@INC) |
107 | { |
108 | my $path = $_; |
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109 | |
110 | # match all of the fragments they have, so "use Moose::Meta::At<tab>" |
111 | # will only begin looking in ../Moose/Meta/ |
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112 | for my $subdir (@directories) |
113 | { |
114 | $path = File::Spec->catdir($path, $subdir); |
115 | -d $path or next INC; |
116 | } |
117 | |
6c3218fe |
118 | $add_recursively->($path, 0); |
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119 | } |
120 | |
121 | return $orig->(@_), @found; |
122 | }; |
123 | |
124 | 1; |
125 | |
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126 | __END__ |
127 | |
128 | =head1 NAME |
129 | |
130 | Devel::REPL::Plugin::CompletionDriver::INC - Complete module names in use and require |
131 | |
30b459d4 |
132 | =head1 AUTHOR |
133 | |
134 | Shawn M Moore, C<< <sartak at gmail dot com> >> |
135 | |
cfd1094b |
136 | =cut |
137 | |