| … | |
… | |
| 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 | $res = $self->locale_decode ($res); |
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18 | utf8::encode $res; |
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19 | push @{ $self->{patterns} }, qr/$res/; |
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20 | } |
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21 | |
|
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22 | () |
|
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23 | } |
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24 | |
| 12 | # "find interetsing things"-patterns |
25 | # "find interetsing things"-patterns |
| 13 | my @mark_patterns = ( |
26 | my @mark_patterns = ( |
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27 | # common types of "parentheses" |
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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:]]) (" [^[:space:]] [^"]* ") }x, |
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31 | qr{ (" [^"]* [^[:space:]] ") (?![^[:space]]) }x, |
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32 | qr{ \< ([^<>[:space:]]+) \> }x, |
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33 | qr{ \{ ([^{}[:space:]]+) \} }x, |
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34 | qr{ \[ ([^{}[:space:]]+) \] }x, |
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35 | qr{ \( ([^()[:space:]]+) \) }x, |
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36 | |
| 14 | # urls, just a heuristic |
37 | # urls, just a heuristic |
| 15 | qr{( |
38 | qr{( |
| 16 | (?:https?|ftp|news|mailto|file)://[ab-zA-Z0-9\-\@;\/?:&=%\$_.+!*\x27(),~]+ |
39 | (?: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 |
40 | [ab-zA-Z0-9\-\@;\/?:&=%\$_+!*\x27()~] # exclude some trailing characters (heuristic) |
| 18 | )}x, |
41 | )}x, |
| 19 | |
|
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| 20 | # common "parentheses" |
|
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| 21 | qr{(?:^|\s) ‘ ([^‘’]+?) ’ (?:\s|\)|$)}x, |
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| 22 | qr{(?:^|\s) ` ([^`']+?) ' (?:\s|\)|$)}x, |
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| 23 | qr{ \{ ([^{}]+?) \} }x, |
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| 24 | qr{ \[ ([^{}]+?) \] }x, |
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| 25 | |
42 | |
| 26 | # shell-like argument quoting, basically always matches |
43 | # shell-like argument quoting, basically always matches |
| 27 | qr{\G [\ \t|&;<>()] *( |
44 | qr{\G [\ \t|&;<>()] *( |
| 28 | (?: |
45 | (?: |
| 29 | [^\\"'\ \t|&;<>()]+ |
46 | [^\\"'\ \t|&;<>()]+ |
| … | |
… | |
| 39 | qr{^"([^\\"'\ \t|&;<>()*?]+)"$}, # "simple" => simple |
56 | qr{^"([^\\"'\ \t|&;<>()*?]+)"$}, # "simple" => simple |
| 40 | qr{^(.*)[,\-]$}, # strip off trailing , and - |
57 | qr{^(.*)[,\-]$}, # strip off trailing , and - |
| 41 | ); |
58 | ); |
| 42 | |
59 | |
| 43 | sub on_sel_extend { |
60 | sub on_sel_extend { |
| 44 | my ($self) = @_; |
61 | my ($self, $time) = @_; |
| 45 | |
62 | |
| 46 | my ($row, $col) = $self->selection_mark; |
63 | my ($row, $col) = $self->selection_mark; |
| 47 | my $line = $self->line ($row); |
64 | my $line = $self->line ($row); |
| 48 | my $offset = $line->offset_of ($row, $col); |
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| 49 | my $text = $line->t; |
65 | my $text = $line->t; |
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66 | my $markofs = $line->offset_of ($row, $col); |
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67 | my $curlen = $line->offset_of ($self->selection_end) |
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68 | - $line->offset_of ($self->selection_beg); |
| 50 | |
69 | |
| 51 | for my $regex (@mark_patterns) { |
70 | my @matches; |
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71 | |
|
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72 | # not doing matches in unicode mode helps speed |
|
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73 | # enourmously here. working in utf-8 should be |
|
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74 | # equivalent due to the magic of utf-8 encoding. |
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75 | utf8::encode $text; |
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76 | study $text; # _really_ helps, too :) |
|
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77 | |
|
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78 | for my $regex (@mark_patterns, @{ $self->{patterns} }) { |
| 52 | while ($text =~ /$regex/g) { |
79 | while ($text =~ /$regex/g) { |
| 53 | if ($-[1] <= $offset and $offset <= $+[1]) { |
80 | if ($-[1] <= $markofs and $markofs <= $+[1]) { |
| 54 | my $ofs = $-[1]; |
81 | my $ofs = $-[1]; |
| 55 | my $match = $1; |
82 | my $match = $1; |
| 56 | |
83 | |
| 57 | for my $regex (@simplify_patterns) { |
84 | for my $regex (@simplify_patterns) { |
| 58 | if ($match =~ $regex) { |
85 | if ($match =~ $regex) { |
| 59 | $match = $1; |
86 | $match = $1; |
| 60 | $ofs += $-[1]; |
87 | $ofs += $-[1]; |
| 61 | } |
88 | } |
| 62 | } |
89 | } |
| 63 | |
90 | |
| 64 | $self->selection_beg ($line->coord_of ($ofs)); |
91 | push @matches, [$ofs, length $match]; |
| 65 | $self->selection_end ($line->coord_of ($ofs + length $match)); |
|
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| 66 | return 1; |
|
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| 67 | } |
92 | } |
| 68 | } |
93 | } |
| 69 | } |
94 | } |
| 70 | |
95 | |
|
|
96 | # whole line |
|
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97 | push @matches, [0, ($line->end - $line->beg + 1) * $self->ncol]; |
|
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98 | |
|
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99 | for (sort { $a->[1] <=> $b->[1] or $b->[0] <=> $a->[0] } @matches) { |
|
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100 | my ($ofs, $len) = @$_; |
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101 | |
|
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102 | next if $len <= $curlen; |
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103 | |
|
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104 | $self->selection_beg ($line->coord_of ($ofs)); |
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105 | $self->selection_end ($line->coord_of ($ofs + $len)); |
|
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106 | return 1; |
|
|
107 | } |
|
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108 | |
| 71 | () |
109 | () |
| 72 | } |
110 | } |
