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[PATCH v2 3/8] t0021/rot13-filter: improve 'if .. elsif .. else' style




Before further refactoring the "t0021/rot13-filter.pl" script,
let's modernize the style of its 'if .. elsif .. else' clauses
to improve its readability by making it more similar to our
other perl scripts.

Signed-off-by: Christian Couder <chriscool@xxxxxxxxxxxxx>
---
 t/t0021/rot13-filter.pl | 39 +++++++++++++--------------------------
 1 file changed, 13 insertions(+), 26 deletions(-)

diff --git a/t/t0021/rot13-filter.pl b/t/t0021/rot13-filter.pl
index c025518c0a..37cecd8654 100644
--- a/t/t0021/rot13-filter.pl
+++ b/t/t0021/rot13-filter.pl
@@ -75,23 +75,20 @@ sub packet_bin_read {
 	if ( $bytes_read == 0 ) {
 		# EOF - Git stopped talking to us!
 		return ( -1, "" );
-	}
-	elsif ( $bytes_read != 4 ) {
+	} elsif ( $bytes_read != 4 ) {
 		die "invalid packet: '$buffer'";
 	}
 	my $pkt_size = hex($buffer);
 	if ( $pkt_size == 0 ) {
 		return ( 1, "" );
-	}
-	elsif ( $pkt_size > 4 ) {
+	} elsif ( $pkt_size > 4 ) {
 		my $content_size = $pkt_size - 4;
 		$bytes_read = read STDIN, $buffer, $content_size;
 		if ( $bytes_read != $content_size ) {
 			die "invalid packet ($content_size bytes expected; $bytes_read bytes read)";
 		}
 		return ( 0, $buffer );
-	}
-	else {
+	} else {
 		die "invalid packet size: $pkt_size";
 	}
 }
@@ -195,8 +192,7 @@ while (1) {
 		$debug->flush();
 		packet_txt_write("status=success");
 		packet_flush();
-	}
-	else {
+	} else {
 		my ( $res, $pathname ) = packet_required_key_val_read("pathname");
 		if ( $res == -1 ) {
 			die "unexpected EOF while expecting pathname";
@@ -240,17 +236,13 @@ while (1) {
 		my $output;
 		if ( exists $DELAY{$pathname} and exists $DELAY{$pathname}{"output"} ) {
 			$output = $DELAY{$pathname}{"output"}
-		}
-		elsif ( $pathname eq "error.r" or $pathname eq "abort.r" ) {
+		} elsif ( $pathname eq "error.r" or $pathname eq "abort.r" ) {
 			$output = "";
-		}
-		elsif ( $command eq "clean" and grep( /^clean$/, @capabilities ) ) {
+		} elsif ( $command eq "clean" and grep( /^clean$/, @capabilities ) ) {
 			$output = rot13($input);
-		}
-		elsif ( $command eq "smudge" and grep( /^smudge$/, @capabilities ) ) {
+		} elsif ( $command eq "smudge" and grep( /^smudge$/, @capabilities ) ) {
 			$output = rot13($input);
-		}
-		else {
+		} else {
 			die "bad command '$command'";
 		}
 
@@ -259,25 +251,21 @@ while (1) {
 			$debug->flush();
 			packet_txt_write("status=error");
 			packet_flush();
-		}
-		elsif ( $pathname eq "abort.r" ) {
+		} elsif ( $pathname eq "abort.r" ) {
 			print $debug "[ABORT]\n";
 			$debug->flush();
 			packet_txt_write("status=abort");
 			packet_flush();
-		}
-		elsif ( $command eq "smudge" and
+		} elsif ( $command eq "smudge" and
 			exists $DELAY{$pathname} and
-			$DELAY{$pathname}{"requested"} == 1
-		) {
+			$DELAY{$pathname}{"requested"} == 1 ) {
 			print $debug "[DELAYED]\n";
 			$debug->flush();
 			packet_txt_write("status=delayed");
 			packet_flush();
 			$DELAY{$pathname}{"requested"} = 2;
 			$DELAY{$pathname}{"output"} = $output;
-		}
-		else {
+		} else {
 			packet_txt_write("status=success");
 			packet_flush();
 
@@ -297,8 +285,7 @@ while (1) {
 				print $debug ".";
 				if ( length($output) > $MAX_PACKET_CONTENT_SIZE ) {
 					$output = substr( $output, $MAX_PACKET_CONTENT_SIZE );
-				}
-				else {
+				} else {
 					$output = "";
 				}
 			}
-- 
2.15.0.7.ga9ff306ed9.dirty