Wait to get a valid syntax before considering a new location

1 files changed, 8 insertions, 1 deletions

diff --git a/lib/qparser/parser.mly b/lib/qparser/parser.mly
index 73d77b7..6fc9b8f 100644
--- a/lib/qparser/parser.mly
+++ b/lib/qparser/parser.mly
@@ -25,7 +25,7 @@
 
 main: 
     | before_location*
-      LOCATION_START
+      start_location
       EOL+
       instructions = line_statement*
       LOCATION_END
@@ -38,6 +38,13 @@ before_location:
     | EOL {}
     | COMMENT EOL { }
 
+(* Defer the registration here, and ensure we get a valid rule. *)
+start_location:
+    | l = LOCATION_START
+  {
+      ignore (l ())
+  }
+
 (* All these statement should terminate with EOL *)
 line_statement:
     | COMMENT EOL+ { Analyzer.Instruction.comment $loc }