src: use `as_notnullable` in code

[nit.git] / src / metrics / rta_metrics.nit

diff --git a/src/metrics/rta_metrics.nit b/src/metrics/rta_metrics.nit
index 40408f3..1224513 100644 (file)
--- a/src/metrics/rta_metrics.nit
+++ b/src/metrics/rta_metrics.nit
@@ -376,7 +376,7 @@ redef class RapidTypeAnalysis
                super
                tnlc.values.inc(mtype)
 
-               if mtype isa MNullableType then mtype = mtype.mtype
+               mtype = mtype.as_notnullable
                if mtype isa MClassType then
                        cnlc.values.inc(mtype.mclass)
                end
@@ -387,8 +387,7 @@ end
 
 redef class MType
        private fun signature_depth: Int do
-               var mtype = self
-               if mtype isa MNullableType then mtype = mtype.mtype
+               var mtype = self.as_notnullable
                if not mtype isa MGenericType then return 0
 
                var depth = 0