add Result.getOrElse

tim-smart · May 29, 2024 · a057327 · a057327
1 parent 38fae91
commit a057327
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diff --git a/.changeset/cuddly-actors-tie.md b/.changeset/cuddly-actors-tie.md
@@ -0,0 +1,5 @@
+---
+"@effect-rx/rx": patch
+---
+
+add Result.getOrElse
diff --git a/packages/rx/src/Result.ts b/packages/rx/src/Result.ts
@@ -4,6 +4,7 @@
 import * as Cause from "effect/Cause"
 import * as Data from "effect/Data"
 import * as Exit from "effect/Exit"
+import type { LazyArg, LazyArg } from "effect/Function"
 import { dual, identity } from "effect/Function"
 import * as Option from "effect/Option"
 import { type Pipeable, pipeArguments } from "effect/Pipeable"
@@ -266,6 +267,15 @@ export const value = <A, E>(self: Result<A, E>): Option.Option<A> => {
   return Option.none()
 }
 
+/**
+ * @since 1.0.0
+ * @category accessors
+ */
+export const getOrElse: {
+  <B>(orElse: LazyArg<B>): <A, E>(self: Result<A, E>) => A | B
+  <A, E, B>(self: Result<A, E>, orElse: LazyArg<B>): A | B
+} = dual(2, <A, E, B>(self: Result<A, E>, orElse: LazyArg<B>): A | B => self._tag === "Success" ? self.value : orElse())
+
 /**
  * @since 1.0.0
  * @category accessors