lib/import/shake_grammar/lexer.rb in tracksperanto-2.2.2 vs lib/import/shake_grammar/lexer.rb in tracksperanto-2.2.4

@@ -76,13 +76,13 @@
       else
         @buf << c
       end
     end
     
-    INT_ATOM = /^(\d+)$/
+    INT_ATOM = /^(-?\d+)$/
     FLOAT_ATOM = /^([\-\d\.]+)$/
     STR_ATOM = /^\"/
-    AT_FRAME = /^@(\d+)/
+    AT_FRAME = /^@(-?\d+)/
     
     # Grab the minimum atomic value
     def consume_atom!
       at, @buf = @buf.strip, ''
       return if at.empty?
\ No newline at end of file