[PATCH/RFC 5/7] ruby: rewrite perl script
Ruby can do it just fine, no need for perl.
Signed-off-by: Felipe Contreras <felipe.contreras@gmail.com>
---
git-request-pull.rb | 66 ++++++++++++++++++++++++++---------------------------
1 file changed, 33 insertions(+), 33 deletions(-)
diff --git a/git-request-pull.rb b/git-request-pull.rb
index b6d0156..6a96a98 100644
--- a/git-request-pull.rb
+++ b/git-request-pull.rb
@@ -67,39 +67,39 @@ die "No commits in common between #{base} and #{head}" unless $?.success?
# and their values match, use that instead.
#
# Otherwise find a random ref that matches $headrev.
-find_matching_ref='
- sub abbr {
- my $ref = shift;
- if ($ref =~ s|^refs/heads/|| || $ref =~ s|^refs/tags/|tags/|) {
- return $ref;
- } else {
- return $ref;
- }
- }
-
- my ($tagged, $branch, $found);
- while (<STDIN>) {
- my ($sha1, $ref, $deref) = /^(\S+)\s+(\S+?)(\^\{\})?$/;
- next unless ($sha1 eq $ARGV[1]);
- $found = abbr($ref);
- if ($deref && $ref eq "tags/$ARGV[2]") {
- $tagged = $found;
- last;
- }
- if ($ref =~ m|/\Q$ARGV[0]\E$|) {
- $exact = $found;
- }
- }
- if ($tagged) {
- print "$tagged\n";
- } elsif ($exact) {
- print "$exact\n";
- } elsif ($found) {
- print "$found\n";
- }
-'
-
-ref = `git ls-remote "#{url}" | perl -e '#{find_matching_ref}' "#{head}" "#{headrev}" "#{tag_name}"`.chomp
+
+def abbr(ref)
+ if (ref =~ /^refs\/heads\/(.*)/ || ref =~ /^refs\/(tags\/.*)/)
+ return $1
+ end
+ return ref
+end
+
+found = tagged = exact = nil
+IO.popen(%[git ls-remote "#{url}"]) do |out|
+ out.each do |l|
+ sha1, ref, deref = l.scan(/^(\S+)\s+(\S+?)(\^\{\})?$/).first
+ next unless sha1 == headrev
+ found = abbr(ref)
+ if (deref && ref == "tags/#{tag_name}")
+ tagged = found
+ break
+ end
+ if (ref =~ /\/#{Regexp.escape(head)}$/m)
+ exact = found
+ end
+ end
+end
+
+if tagged
+ ref = tagged
+elsif exact
+ ref = exact
+else
+ ref = found
+end
+
+ref = '' if ref == nil
url = `git ls-remote --get-url "#{url}"`.chomp
begin
--
1.8.4-fc
Felipe Contreras <felipe.contreras@gmail.com>