From 30e5e540ab4edf6582ae77f9440044e22d6d197e Mon Sep 17 00:00:00 2001
From: Louis Pilfold <louis@lpil.uk>
Date: Sun, 29 Aug 2021 17:56:01 +0100
Subject: Promise rescue

---
 src/ffi.js | 4 ++++
 1 file changed, 4 insertions(+)

(limited to 'src/ffi.js')

diff --git a/src/ffi.js b/src/ffi.js
index 450f5e3..d3ee8ce 100644
--- a/src/ffi.js
+++ b/src/ffi.js
@@ -94,3 +94,7 @@ export function map_promise(promise, fn) {
     PromiseLayer.wrap(fn(PromiseLayer.unwrap(value)))
   );
 }
+
+export function rescue(promise, fn) {
+  return promise.catch((error) => fn(error));
+}
-- 
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