[PATCH 3/4] Git.pm: Don't require repository instance for ident

[Frank Lichtenheld <frank@lichtenheld.de>]

git var doesn't require to be called in a repository anymore,
so don't require it either.

Signed-off-by: Frank Lichtenheld <frank@lichtenheld.de>
---
 perl/Git.pm |   12 ++++++------
 1 files changed, 6 insertions(+), 6 deletions(-)

diff --git a/perl/Git.pm b/perl/Git.pm
index 67b3749..2e7f896 100644
--- a/perl/Git.pm
+++ b/perl/Git.pm
@@ -632,15 +632,15 @@ The synopsis is like:
 	"$name <$email>" eq ident_person($name);
 	$time_tz =~ /^\d+ [+-]\d{4}$/;
 
-Both methods must be called on a repository instance.
-
 =cut
 
 sub ident {
-	my ($self, $type) = @_;
+	my ($self, $type) = _maybe_self(@_);
 	my $identstr;
 	if (lc $type eq lc 'committer' or lc $type eq lc 'author') {
-		$identstr = $self->command_oneline('var', 'GIT_'.uc($type).'_IDENT');
+		my @cmd = ('var', 'GIT_'.uc($type).'_IDENT');
+		unshift @cmd, $self if $self;
+		$identstr = command_oneline(@cmd);
 	} else {
 		$identstr = $type;
 	}
@@ -652,8 +652,8 @@ sub ident {
 }
 
 sub ident_person {
-	my ($self, @ident) = @_;
-	$#ident == 0 and @ident = $self->ident($ident[0]);
+	my ($self, @ident) = _maybe_self(@_);
+	$#ident == 0 and @ident = $self ? $self->ident($ident[0]) : ident($ident[0]);
 	return "$ident[0] <$ident[1]>";
 }
 
-- 
1.5.4.4