Add a new tracer level for debugging grammar run.

diff --git a/src/tracer.ml b/src/tracer.ml
index 9eae547..aaa38d3 100644 (file)
--- a/src/tracer.ml
+++ b/src/tracer.ml
@@ -3,7 +3,7 @@ open Format
 type tracer = string
 type level = int
 
-let tracers = [ "top-down-run"; "top-down-approx"; "result-set"; "level2-jit"; "res-jit" ]
+let tracers = [ "top-down-run"; "top-down-approx"; "result-set"; "level2-jit"; "res-jit"; "grammar" ]
 let active_tracers : (tracer, int) Hashtbl.t = Hashtbl.create 17
 
 let available () = tracers