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Comparing rxvt-unicode/src/perl/selection (file contents):
Revision 1.16 by root, Sun Jan 8 01:32:38 2006 UTC vs.
Revision 1.20 by root, Thu Jan 12 03:32:56 2006 UTC

9 () 9 ()
10} 10}
11 11
12# "find interetsing things"-patterns 12# "find interetsing things"-patterns
13my @mark_patterns = ( 13my @mark_patterns = (
14 qr{([[:alnum:]]+)},
15
16 # common "parentheses"
17 qr{(?:^|\s) ‘ ([^‘’]+?) ’ (?:\s|\)|$)}x,
18 qr{(?:^|\s) ` ([^`']+?) ' (?:\s|\)|$)}x,
19 qr{ \{ ([^{}]+?) \} }x,
20 qr{ \[ ([^{}]+?) \] }x,
21
14 # urls, just a heuristic 22 # urls, just a heuristic
15 qr{( 23 qr{(
16 (?:https?|ftp|news|mailto|file)://[ab-zA-Z0-9\-\@;\/?:&=%\$_.+!*\x27(),~]+ 24 (?: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 25 [ab-zA-Z0-9\-\@;\/?:&=%\$_+!*\x27()~] # exclude some trailing characters (heuristic)
18 )}x, 26 )}x,
19 27
20 # common forms of quoting 28 # shell-like argument quoting, basically always matches
21 qr{(?:^|\s) [‘`] ([^‘`’']+) [’'] (?:\s|$)}x,
22
23 # shell-like argument quoting
24 qr{\G [\ \t|&;<>()] *( 29 qr{\G [\ \t|&;<>()] *(
25 (?: 30 (?:
26 [^\\"'\ \t|&;<>()]+ 31 [^\\"'\ \t|&;<>()]+
27 | \\. 32 | \\.
28 | " (?: [^\\"]+ | \\. )* " 33 | " (?: [^\\"]+ | \\. )* "
40sub on_sel_extend { 45sub on_sel_extend {
41 my ($self) = @_; 46 my ($self) = @_;
42 47
43 my ($row, $col) = $self->selection_mark; 48 my ($row, $col) = $self->selection_mark;
44 my $line = $self->line ($row); 49 my $line = $self->line ($row);
45 my $offset = $line->offset_of ($row, $col);
46 my $text = $line->t; 50 my $text = $line->t;
51 my $markofs = $line->offset_of ($row, $col);
52 my $curlen = $line->offset_of ($self->selection_end)
53 - $line->offset_of ($self->selection_beg);
54
55 my @matches;
47 56
48 for my $regex (@mark_patterns) { 57 for my $regex (@mark_patterns) {
49 while ($text =~ /$regex/g) { 58 while ($text =~ /$regex/g) {
50 if ($-[1] <= $offset and $offset <= $+[1]) { 59 if ($-[1] <= $markofs and $markofs <= $+[1]) {
51 my $ofs = $-[1]; 60 my $ofs = $-[1];
52 my $match = $1; 61 my $match = $1;
62
63 push @matches, [$ofs, length $match];
53 64
54 for my $regex (@simplify_patterns) { 65 for my $regex (@simplify_patterns) {
55 if ($match =~ $regex) { 66 if ($match =~ $regex) {
56 $match = $1; 67 $match = $1;
57 $ofs += $-[1]; 68 $ofs += $-[1];
58 } 69 }
59 } 70 }
60 71
61 $self->selection_beg ($line->coord_of ($ofs)); 72 push @matches, [$ofs, length $match];
62 $self->selection_end ($line->coord_of ($ofs + length $match));
63 return 1;
64 } 73 }
65 } 74 }
66 } 75 }
67 76
68 () 77 for (sort { $a->[1] <=> $b->[1] or $b->[0] <=> $a->[0] } @matches) {
78 my ($ofs, $len) = @$_;
79
80 next if $len <= $curlen;
81
82 $self->selection_beg ($line->coord_of ($ofs));
83 $self->selection_end ($line->coord_of ($ofs + $len));
84 return 1;
85 }
86
87 # whole line
88 $self->selection_beg ($line->beg, 0);
89 $self->selection_end ($line->end, $self->ncol);
90
91 return 1;
69} 92}

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