feat(optional): add the asOptional function

This wraps a function to make it return an Optional
dancrumb · May 25, 2024 · 2985dea · 2985dea
1 parent 221567f
commit 2985dea
Showing 1 changed file with 7 additions and 0 deletions.
diff --git a/src/index.ts b/src/index.ts
@@ -28,3 +28,10 @@ export const makeNonOptional =
   <T>(f: (o: Optional<T>) => unknown) =>
     (v: T) =>
       f(Optional.of(v));
+
+/**
+ * Take function that returns a value and make that return an Optional
+ */
+export const asOptional = <A extends any[], R>(f: (...args: A) => R) => {
+  return (...args: A) => Optional.of<R>(f(...args))
+}