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-rw-r--r--lib/Language/TECO/Buffer.pm5
1 files changed, 3 insertions, 2 deletions
diff --git a/lib/Language/TECO/Buffer.pm b/lib/Language/TECO/Buffer.pm
index b884495..d997c85 100644
--- a/lib/Language/TECO/Buffer.pm
+++ b/lib/Language/TECO/Buffer.pm
@@ -16,8 +16,9 @@ sub endpos { length shift->{buffer} }
sub buffer {
my $self = shift;
- my $start = shift || 0;
- my $end = shift || $self->endpos;
+ my ($start, $end) = @_;
+ $start = 0 unless defined $start;
+ $end = $self->endpos unless defined $end;
return substr $self->{buffer}, $start, $end - $start;
}