solver: do not enforce order on extended headers

[public-inbox.git] / lib / PublicInbox / SolverGit.pm

diff --git a/lib/PublicInbox/SolverGit.pm b/lib/PublicInbox/SolverGit.pm
index a78360fd6bac59a956b7a6c31305fd5fa1b19fc8..b12cd9d28d955a9ff114f892472deb893fd7eaa5 100644 (file)
--- a/lib/PublicInbox/SolverGit.pm
+++ b/lib/PublicInbox/SolverGit.pm
@@ -112,6 +112,8 @@ sub extract_diff ($$) {
        }
 
        state $LF = qr!\r?\n!;
+       state $ANY = qr![^\r\n]+!;
+       state $MODE = '100644|120000|100755';
        state $FN = qr!(?:("?[^/\n]+/[^\r\n]+)|/dev/null)!;
 
        $s =~ m!( # $1 start header lines we save for debugging:
@@ -124,17 +126,16 @@ sub extract_diff ($$) {
                # try to get the pre-and-post filenames as $2 and $3
                (?:^diff\x20--git\x20$FN\x20$FN$LF)
 
-               # old mode $4
-               (?:^old mode\x20(100644|120000|100755)$LF)?
-
-               # ignore other info
-               (?:^(?:copy|rename|deleted|dissimilarity|similarity).*$LF)?
-
-               # new mode (possibly new file) ($5)
-               (?:^new\x20(?:file\x20)?mode\x20(100644|120000|100755)$LF)?
-
-               # ignore other info
-               (?:^(?:copy|rename|deleted|dissimilarity|similarity).*$LF)?
+               (?:^(?: # pass all this to git-apply:
+                       # old mode $4
+                       (?:old\x20mode\x20($MODE))
+                       |
+                       # new mode (possibly new file) ($5)
+                       (?:new\x20(?:file\x20)?mode\x20($MODE))
+                       |
+                       (?:(?:copy|rename|deleted|
+                               dissimilarity|similarity)$ANY)
+               )$LF)*
 
                )? # end of optional stuff, everything below is required