- fix "negative" spacing bug w/better debug out

- now checks for negative values when indenting comments, forces a space
- now catches errors a little more gracefully, giving you the source line where it failed

radius.rb

@@ -77,7 +77,13 @@ file.close unless file.nil?
 
 # begin line-by-line processing
 output_buf = ""
+# most editors will start numbering with line 1
+linenum = 1 
 source_contents.each_line do |line|
+  # we catch any issue that causes radius to fail and just print out the line
+  # that it failed on.  not the best, but *shrug*
+  begin
+    
     # state machine - resets each line
     in_quote = false
     in_comment = false
@@ -181,7 +187,10 @@ source_contents.each_line do |line|
         #   (and not in quote or comment)
         elsif c == ';' && !in_operand
           in_comment = true
-        buf << " "*(comment_col_x-x)
+          # protect against "negative" spacing
+          spaces = 1 > (comment_col_x-x) ? 1 : (comment_col_x-x)
+          buf << " "*spaces
+
           x+=comment_col_x-x
           buf << c
           x+=1
@@ -221,7 +230,12 @@ source_contents.each_line do |line|
         end
       end
     end
+  rescue Exception => ex
+    puts "An error of type #{ex.class} happened, message is #{ex.message}"
+    abort("We failed to parse on line #{linenum}")
       
+  end
+  linenum+=1
   # move line to buffer, stripping trailing spaces
   output_buf << buf.rstrip << "\n"
 end