[WWcvs] pg: Adjusted some spacing

[dpvc v. a. <we...@ma...>]

Log Message:
-----------
Adjusted some spacing

Modified Files:
--------------
    pg/lib/Value/Context:
        Data.pm
    pg/macros:
        PGcommonFunctions.pl

Revision Data
-------------
Index: Data.pm
===================================================================
RCS file: /webwork/cvs/system/pg/lib/Value/Context/Data.pm,v
retrieving revision 1.4
retrieving revision 1.5
diff -Llib/Value/Context/Data.pm -Llib/Value/Context/Data.pm -u -r1.4 -r1.5
--- lib/Value/Context/Data.pm
+++ lib/Value/Context/Data.pm
@@ -61,7 +61,7 @@
   foreach my $x (@_) {$x = protectRegexp($x)}
   my @pattern = ();
   push(@pattern,join('|',@_)) if scalar(@_) > 0;
-  push(@pattern,protectRegexp($s)) if length($s) ==1;
+  push(@pattern,protectRegexp($s)) if length($s) == 1;
   push(@pattern,"[".protectChars($s)."]") if length($s) > 1;
   my $pattern = join('|',@pattern);
   $pattern = '^$' if $pattern eq '';
Index: PGcommonFunctions.pl
===================================================================
RCS file: /webwork/cvs/system/pg/macros/PGcommonFunctions.pl,v
retrieving revision 1.5
retrieving revision 1.6
diff -Lmacros/PGcommonFunctions.pl -Lmacros/PGcommonFunctions.pl -u -r1.5 -r1.6
--- macros/PGcommonFunctions.pl
+++ macros/PGcommonFunctions.pl
@@ -62,20 +62,19 @@
 
 sub sgn {$_[1] <=> 0}
 
-#our @ISA = qw(Parser::Function::numeric2);
 sub C {
   shift; my ($n,$r) = @_; my $C = 1;
-  return (0) if($r>$n);
+  return(0) if ($r>$n);
   $r = $n-$r if ($r > $n-$r); # find the smaller of the two
   for (1..$r) {$C = ($C*($n-$_+1))/$_}
-  return $C
+  return $C;
 }
 
 sub P {
   shift; my ($n,$r) = @_; my $P = 1;
-  return (0) if($r>$n);
+  return(0) if ($r>$n);
   for (1..$r) {$P *= ($n-$_+1)}
-  return $P
+  return $P;
 }