* Merge back with trunk to r1810

[infobot.git] / scripts / oreilly_prettyp.pl

diff --git a/scripts/oreilly_prettyp.pl b/scripts/oreilly_prettyp.pl
index 3d25165cff218b3eab2ca100852856413db2c97e..9c858e3dbd5715a49d9198d8c1e42a152142561d 100755 (executable)
--- a/scripts/oreilly_prettyp.pl
+++ b/scripts/oreilly_prettyp.pl
@@ -1,83 +1,91 @@
-@sample = (11.233,{3 => 4, "hello" => [6,7]});
+@sample = ( 11.233, { 3 => 4, "hello" => [ 6, 7 ] } );
 pretty_print(@sample);
 
-$level = -1; # Level of indentation
+$level = -1;    # Level of indentation
 
 sub pretty_print {
     my $var;
     foreach $var (@_) {
-       if (ref ($var)) {
-           print_ref($var);
-       } else {
-           print_scalar($var);
-       }
+        if ( ref($var) ) {
+            print_ref($var);
+        }
+        else {
+            print_scalar($var);
+        }
     }
 }
 
 sub print_scalar {
     ++$level;
-    print_indented ($_[0]);
+    print_indented( $_[0] );
     --$level;
 }
 
 sub print_ref {
     my $r = $_[0];
-    if (exists ($already_seen{$r})) {
-       print_indented ("$r (Seen earlier)");
-       return;
-    } else {
-       $already_seen{$r}=1;
+    if ( exists( $already_seen{$r} ) ) {
+        print_indented("$r (Seen earlier)");
+        return;
+    }
+    else {
+        $already_seen{$r} = 1;
     }
     my $ref_type = ref($r);
-    if ($ref_type eq "ARRAY") {
-       print_array($r);
-    } elsif ($ref_type eq "SCALAR") {
-       print "Ref -> $r";
-       print_scalar($$r);
-    } elsif ($ref_type eq "HASH") {
-       print_hash($r);
-    } elsif ($ref_type eq "REF") {
-       ++$level;
-       print_indented("Ref -> ($r)");
-       print_ref($$r);
-       --$level;
-    } else {
-       print_indented ("$ref_type (not supported)");
+    if ( $ref_type eq "ARRAY" ) {
+        print_array($r);
+    }
+    elsif ( $ref_type eq "SCALAR" ) {
+        print "Ref -> $r";
+        print_scalar($$r);
+    }
+    elsif ( $ref_type eq "HASH" ) {
+        print_hash($r);
+    }
+    elsif ( $ref_type eq "REF" ) {
+        ++$level;
+        print_indented("Ref -> ($r)");
+        print_ref($$r);
+        --$level;
+    }
+    else {
+        print_indented("$ref_type (not supported)");
     }
 }
 
 sub print_array {
     my ($r_array) = @_;
     ++$level;
-    print_indented ("[ # $r_array");
+    print_indented("[ # $r_array");
     foreach $var (@$r_array) {
-       if (ref ($var)) {
-           print_ref($var);
-       } else {
-           print_scalar($var);
-       }
+        if ( ref($var) ) {
+            print_ref($var);
+        }
+        else {
+            print_scalar($var);
+        }
     }
-    print_indented ("]");
+    print_indented("]");
     --$level;
 }
 
 sub print_hash {
-    my($r_hash) = @_;
-    my($key, $val);
+    my ($r_hash) = @_;
+    my ( $key, $val );
     ++$level;
-    print_indented ("{ # $r_hash");
-    while (($key, $val) = each %$r_hash) {
-       $val = ($val ? $val : '""');
-       ++$level;
-       if (ref ($val)) {
-           print_indented ("$key => ");
-           print_ref($val);
-       } else {
-           print_indented ("$key => $val");
-       }
-       --$level;
+    print_indented("{ # $r_hash");
+    while ( ( $key, $val ) = each %$r_hash ) {
+        $val = ( $val ? $val : '""' );
+        ++$level;
+        if ( ref($val) ) {
+            print_indented("$key => ");
+            print_ref($val);
+        }
+        else {
+            print_indented("$key => $val");
+        }
+        --$level;
     }
-    print_indented ("}");
+    print_indented("}");
     --$level;
 }