OptimisticMutationResolver could return scalar (#1765)

urql-graphql · Jul 3, 2021 · 891a17a · 891a17a
1 parent d80b524
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diff --git a/.changeset/quiet-pants-refuse.md b/.changeset/quiet-pants-refuse.md
@@ -0,0 +1,5 @@
+---
+'@urql/exchange-graphcache': minor
+---
+
+Fixed typing of OptimisticMutationResolver.
diff --git a/exchanges/graphcache/src/types.ts b/exchanges/graphcache/src/types.ts
@@ -190,7 +190,7 @@ export type UpdatesConfig = {
 
 export type OptimisticMutationResolver<
   Args = Variables,
-  Result = Link<Data>
+  Result = Link<Data> | Scalar
 > = {
   bivarianceHack(vars: Args, cache: Cache, info: ResolveInfo): Result;
 }['bivarianceHack'];