CGrammar: Move output beautification to c2eng.pl; white-out string literals before beautifying

PBot/VERSION.pm

@@ -13,7 +13,7 @@ use warnings;
 # These are set automatically by the build/commit script
 use constant {
   BUILD_NAME     => "PBot",
-  BUILD_REVISION => 683,
+  BUILD_REVISION => 684,
   BUILD_DATE     => "2014-06-28",
 };
 

modules/c2english.pl

@@ -404,11 +404,6 @@ if(not $output) {
   $output = "Does not compute; I only understand valid C89 code.\n";
 }
 
-# beautification
-$output =~ s/the value the expression/the value of the expression/g;
-$output =~ s/the value the member/the value of the member/g;
-$output =~ s/the value the/the/g;
-
 print "$output\n";
 
 sub execute {

modules/c2english/c2eng.pl

@@ -69,7 +69,22 @@ foreach my $arg (@ARGV) {
   if(length $text) {
     print "Bad parse at: $text";
   } else {
-    print join('', flatten($result));
+    my $output = join('', flatten($result));
+
+    # beautification
+    my @quotes;
+    $output =~ s/(?:\"((?:\\\"|(?!\").)*)\")/push @quotes, $1; '"' . ('-' x length $1) . '"'/ge;
+
+    $output =~ s/the value the expression/the value of the expression/g;
+    $output =~ s/the value the member/the value of the member/g;
+    $output =~ s/the value the/the/g;
+    $output =~ s/of evaluate/of/g;
+ 
+    foreach my $quote (@quotes) {
+      $output =~ s/"-*"/"$quote"/;
+    }
+
+    print $output;
   }
 }