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-rw-r--r--lib/evaluators/FOL.ml9
1 files changed, 2 insertions, 7 deletions
diff --git a/lib/evaluators/FOL.ml b/lib/evaluators/FOL.ml
index 92b1c38..050e528 100644
--- a/lib/evaluators/FOL.ml
+++ b/lib/evaluators/FOL.ml
@@ -118,14 +118,9 @@ let rec modes =
|> Result.map
(Concepts.Mode.project (BatSet.String.of_list (BatFingerTree.to_list attributes)))
-let enumerate relation =
- let open Utilities.Result in
- let* enumerable = Protocols.Enumerable.require relation in
- Protocols.Enumerable.enumerate enumerable
-
let project description relation =
let open Utilities.Result in
- let* cursor = enumerate relation in
+ let* cursor = Protocols.Enumerable.cursor relation in
let produce ~yield =
let* scan = Protocols.Cursor.require cursor in
let rec distinct seen =
@@ -168,7 +163,7 @@ let rec execute plan =
match plan with
| Base relation ->
let relation = Protocols.Handle.move relation in
- Ok (derive ~decide:(contains relation) relation description modes enumerate)
+ Ok (derive ~decide:(contains relation) relation description modes Protocols.Enumerable.cursor)
| Project (plan, _) ->
let* relation = execute plan in
Ok (derive relation description modes (project description))