| … | |
… | |
| 7 | and $self->selection (map { y/A-Za-z/N-ZA-Mn-za-m/; $_ } $self->selection); |
7 | and $self->selection (map { y/A-Za-z/N-ZA-Mn-za-m/; $_ } $self->selection); |
| 8 | |
8 | |
| 9 | () |
9 | () |
| 10 | } |
10 | } |
| 11 | |
11 | |
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|
12 | sub on_init { |
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13 | my ($self) = @_; |
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14 | |
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15 | for (my $idx = 0; defined (my $res = $self->x_resource ("selection.pattern-$idx")); $idx++) { |
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16 | no re 'eval'; # just to be sure |
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17 | push @{ $self->{patterns} }, qr/$res/; |
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18 | } |
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19 | |
|
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20 | () |
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21 | } |
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22 | |
| 12 | # "find interetsing things"-patterns |
23 | # "find interetsing things"-patterns |
| 13 | my @mark_patterns = ( |
24 | my @mark_patterns = ( |
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25 | # common types of "parentheses" |
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26 | qr{ (?<![^[:space:]]) ‘ ([^‘’]+) ’ (?![^[:space]]) }x, |
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27 | qr{ (?<![^[:space:]]) ` ([^`']+) ' (?![^[:space]]) }x, |
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28 | qr{ (?<![^[:space:]]) (" [^[:space:]] [^"]* ") }x, |
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29 | qr{ (" [^"]* [^[:space:]] ") (?![^[:space]]) }x, |
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30 | qr{ \< ([^<>[:space:]]+) \> }x, |
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31 | qr{ \{ ([^{}[:space:]]+) \} }x, |
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32 | qr{ \[ ([^{}[:space:]]+) \] }x, |
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33 | qr{ \( ([^()[:space:]]+) \) }x, |
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34 | |
| 14 | # urls, just a heuristic |
35 | # urls, just a heuristic |
| 15 | qr{( |
36 | qr{( |
| 16 | (?:https?|ftp|news|mailto|file)://[ab-zA-Z0-9\-\@;\/?:&=%\$_.+!*\x27(),~]+ |
37 | (?:https?|ftp|news|mailto|file)://[ab-zA-Z0-9\-\@;\/?:&=%\$_.+!*\x27(),~]+ |
| 17 | [ab-zA-Z0-9\-\@;\/?:&=%\$_+!*\x27(),~] # do not include a trailing dot, its wrong too often |
38 | [ab-zA-Z0-9\-\@;\/?:&=%\$_+!*\x27()~] # exclude some trailing characters (heuristic) |
| 18 | )}x, |
39 | )}x, |
| 19 | |
40 | |
| 20 | # common forms of quoting |
41 | # shell-like argument quoting, basically always matches |
| 21 | qr{(?:^|\s) [‘`] ([^‘`’']+) [’'] (?:\s|$)}x, |
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| 22 | |
|
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| 23 | # shell-like argument quoting |
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| 24 | qr{\G [\ \t|&;<>()] *( |
42 | qr{\G [\ \t|&;<>()] *( |
| 25 | (?: |
43 | (?: |
| 26 | [^\\"'\ \t|&;<>()]+ |
44 | [^\\"'\ \t|&;<>()]+ |
| 27 | | \\. |
45 | | \\. |
| 28 | | " (?: [^\\"]+ | \\. )* " |
46 | | " (?: [^\\"]+ | \\. )* " |
| … | |
… | |
| 36 | qr{^"([^\\"'\ \t|&;<>()*?]+)"$}, # "simple" => simple |
54 | qr{^"([^\\"'\ \t|&;<>()*?]+)"$}, # "simple" => simple |
| 37 | qr{^(.*)[,\-]$}, # strip off trailing , and - |
55 | qr{^(.*)[,\-]$}, # strip off trailing , and - |
| 38 | ); |
56 | ); |
| 39 | |
57 | |
| 40 | sub on_sel_extend { |
58 | sub on_sel_extend { |
| 41 | my ($self) = @_; |
59 | my ($self, $time) = @_; |
| 42 | |
60 | |
| 43 | my ($row, $col) = $self->selection_mark; |
61 | my ($row, $col) = $self->selection_mark; |
| 44 | my $line = $self->line ($row); |
62 | my $line = $self->line ($row); |
| 45 | my $offset = $line->offset_of ($row, $col); |
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| 46 | my $text = $line->t; |
63 | my $text = $line->t; |
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64 | my $markofs = $line->offset_of ($row, $col); |
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65 | my $curlen = $line->offset_of ($self->selection_end) |
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66 | - $line->offset_of ($self->selection_beg); |
| 47 | |
67 | |
| 48 | for my $regex (@mark_patterns) { |
68 | my @matches; |
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69 | |
|
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70 | for my $regex (@mark_patterns, @{ $self->{patterns} }) { |
| 49 | while ($text =~ /$regex/g) { |
71 | while ($text =~ /$regex/g) { |
| 50 | if ($-[1] <= $offset and $offset <= $+[1]) { |
72 | if ($-[1] <= $markofs and $markofs <= $+[1]) { |
| 51 | my $ofs = $-[1]; |
73 | my $ofs = $-[1]; |
| 52 | my $match = $1; |
74 | my $match = $1; |
| 53 | |
75 | |
| 54 | for my $regex (@simplify_patterns) { |
76 | for my $regex (@simplify_patterns) { |
| 55 | if ($match =~ $regex) { |
77 | if ($match =~ $regex) { |
| 56 | $match = $1; |
78 | $match = $1; |
| 57 | $ofs += $-[1]; |
79 | $ofs += $-[1]; |
| 58 | } |
80 | } |
| 59 | } |
81 | } |
| 60 | |
82 | |
| 61 | $self->selection_beg ($line->coord_of ($ofs)); |
83 | push @matches, [$ofs, length $match]; |
| 62 | $self->selection_end ($line->coord_of ($ofs + length $match)); |
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| 63 | return 1; |
|
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| 64 | } |
84 | } |
| 65 | } |
85 | } |
| 66 | } |
86 | } |
| 67 | |
87 | |
|
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88 | # whole line |
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89 | push @matches, [0, ($line->end - $line->beg + 1) * $self->ncol]; |
|
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90 | |
|
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91 | for (sort { $a->[1] <=> $b->[1] or $b->[0] <=> $a->[0] } @matches) { |
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92 | my ($ofs, $len) = @$_; |
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93 | |
|
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94 | next if $len <= $curlen; |
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95 | |
|
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96 | $self->selection_beg ($line->coord_of ($ofs)); |
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97 | $self->selection_end ($line->coord_of ($ofs + $len)); |
|
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98 | return 1; |
|
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99 | } |
|
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100 | |
| 68 | () |
101 | () |
| 69 | } |
102 | } |
