-# Copyright (C) 2019-2020 all contributors <meta@public-inbox.org>
+# Copyright (C) 2019-2021 all contributors <meta@public-inbox.org>
# License: AGPL-3.0+ <https://www.gnu.org/licenses/agpl-3.0.txt>
#
# used by PublicInbox::View
# (or reconstruct) blobs.
package PublicInbox::ViewDiff;
-use 5.010_001;
use strict;
-use warnings;
-use base qw(Exporter);
+use v5.10.1;
+use parent qw(Exporter);
our @EXPORT_OK = qw(flush_diff);
use URI::Escape qw(uri_escape_utf8);
use PublicInbox::Hval qw(ascii_html to_attr);
use PublicInbox::Git qw(git_unquote);
-sub UNSAFE () { "^A-Za-z0-9\-\._~/" }
-
+my $UNSAFE = "^A-Za-z0-9\-\._~/"; # '/' + $URI::Escape::Unsafe{RFC3986}
my $OID_NULL = '0{7,}';
my $OID_BLOB = '[a-f0-9]{7,}';
my $LF = qr!\n!;
my $NULL_TO_BLOB = qr/^(index $OID_NULL\.\.)($OID_BLOB)\b/ms;
my $BLOB_TO_NULL = qr/^index ($OID_BLOB)(\.\.$OID_NULL)\b/ms;
my $BLOB_TO_BLOB = qr/^index ($OID_BLOB)\.\.($OID_BLOB)/ms;
-my $EXTRACT_DIFFS = qr/(
+our $EXTRACT_DIFFS = qr/(
(?: # begin header stuff, don't capture filenames, here,
# but instead wait for the --- and +++ lines.
(?:^diff\x20--git\x20$FN\x20$FN$LF)
^index\x20($OID_BLOB)\.\.($OID_BLOB)$ANY*$LF
^---\x20($FN)$LF
^\+{3}\x20($FN)$LF)/msx;
-my $IS_OID = qr/\A$OID_BLOB\z/s;
+our $IS_OID = qr/\A$OID_BLOB\z/s;
# link to line numbers in blobs
sub diff_hunk ($$$$) {
# which works well in practice. If projects put "=>", or trailing
# spaces in filenames, oh well :P
$fn =~ s/$DIFFSTAT_COMMENT//;
- $fn =~ s/{(?:.+) => (.+)}/$1/ or $fn =~ s/.* => (.+)/$1/;
+ $fn =~ s/\{(?:.+) => (.+)\}/$1/ or $fn =~ s/.* => (.+)/$1/;
$fn = git_unquote($fn);
# long filenames will require us to check in anchor1()
my $dctx = { spfx => $spfx };
# get rid of leading "a/" or "b/" (or whatever --{src,dst}-prefix are)
- $pa = (split('/', git_unquote($pa), 2))[1] if $pa ne '/dev/null';
- $pb = (split('/', git_unquote($pb), 2))[1] if $pb ne '/dev/null';
+ $pa = (split(m'/', git_unquote($pa), 2))[1] if $pa ne '/dev/null';
+ $pb = (split(m'/', git_unquote($pb), 2))[1] if $pb ne '/dev/null';
if ($pa eq $pb && $pb ne '/dev/null') {
- $dctx->{Q} = "?b=".uri_escape_utf8($pb, UNSAFE);
+ $dctx->{Q} = "?b=".uri_escape_utf8($pb, $UNSAFE);
} else {
my @q;
if ($pb ne '/dev/null') {
- push @q, 'b='.uri_escape_utf8($pb, UNSAFE);
+ push @q, 'b='.uri_escape_utf8($pb, $UNSAFE);
}
if ($pa ne '/dev/null') {
- push @q, 'a='.uri_escape_utf8($pa, UNSAFE);
+ push @q, 'a='.uri_escape_utf8($pa, $UNSAFE);
}
$dctx->{Q} = '?'.join('&', @q);
}