on named field queries and error handing

README.md

@@ -75,4 +75,16 @@ enter a b { <...> }
 enter leave a { <...> }
 
 // In node type blobbing should probably be allowed, however regex sounds like overkill
+
+/* A query language should also exist
+ *   $0-><name>
+ * Where <name> is the named field of the rules node.
+ * The reason something like this could be useful is because
+ *  if such queries are performed by hand, they can easily segv if not checked,
+ *  however, because of the required checking they are very non-ergonomic.
+ * For error handinding say something this could be employed:
+ *   enter a { ; } catch { ; }
+ * Where 'catch' could be implemented as a goto.
+ * I am unsure whether this would be too generic to be useful or not.
+ */
 ```