=== modified file 'bin/aat.awk'
--- bin/aat.awk	2013-10-09 15:08:56 +0000
+++ bin/aat.awk	2013-10-08 20:55:30 +0000
@@ -252,32 +252,6 @@
 		}
 	}
 	# TODO filters
-	while(str) {
-		if(!match(str, /^\|[a-zA-Z_][a-zA-Z0-9_.]*/)) {
-			print "ERROR: invalid filter: " str >"/dev/stderr"
-			exit 1
-		}
-		filter_name = substr(str, 2, RLENGTH-1)
-		str = substr(str, RLENGTH+1)
-		if(str == "") {
-			args = ""
-		} else if(match(str, /^</)) {
-			expand_remaining = substr(str, 2)
-			args = ", " expand_query()
-			str = expand_remaining
-			while(match(str, /^,</)) {
-				expand_remaining = substr(str, 3)
-				args = args ", " expand_query()
-				str = expand_remaining
-			}
-			if(match(str, /^[^|]+/)) {
-				args = args substr(str, 1, RLENGTH)
-				str = substr(str, RLENGTH+1)
-			}
-			# TODO
-		}
-		processed = filter_name "(" processed args ")"
-	}
 	return processed
 }