Add clarifying comment

penelopeysm · penelopeysm · commit 7bc83d864216 · 2025-07-06T11:55:39.000+01:00
diff --git a/src/varname.jl b/src/varname.jl
@@ -2,6 +2,7 @@ using Accessors
 using Accessors: PropertyLens, IndexLens, DynamicIndexLens
 using JSON: JSON
 
+# nb. ComposedFunction is the same as Accessors.ComposedOptic
 const ALLOWED_OPTICS = Union{typeof(identity),PropertyLens,IndexLens,ComposedFunction}
 
 """
