[Python] Fixed null reference exception

fable-compiler · Feb 10, 2024 · ddb9beb · ddb9beb
1 parent 3fe67d6
commit ddb9beb
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Showing 2 changed files with 7 additions and 4 deletions.
diff --git a/src/Fable.Transforms/Python/Fable2Python.fs b/src/Fable.Transforms/Python/Fable2Python.fs
@@ -579,17 +579,14 @@ module Helpers =
             | Fable.Any -> true
             | _ -> false
 
-    let index = (Seq.initInfinite id).GetEnumerator()
-
     let removeNamespace (fullName: string) =
         fullName.Split('.')
         |> Array.last
         |> (fun name -> name.Replace("`", "_"))
         |> Helpers.clean
 
     let getUniqueIdentifier (name: string) : Identifier =
-        do index.MoveNext() |> ignore
-        let idx = index.Current.ToString()
+        let idx = Naming.getUniqueIndex ()
 
         let deliminator =
             if Char.IsLower name[0] then

diff --git a/src/Fable.Transforms/Python/Prelude.fs b/src/Fable.Transforms/Python/Prelude.fs
@@ -162,6 +162,12 @@ module Naming =
 
     let reflectionSuffix = "_reflection"
 
+    let mutable uniqueIndex = 0
+
+    let getUniqueIndex () =
+        let idx = uniqueIndex
+        uniqueIndex <- uniqueIndex + 1
+        idx
 
     let preventConflicts conflicts originalName =
         let rec check originalName n =