Promise await_array

2 files changed, 9 insertions, 1 deletions

diff --git a/src/ffi.js b/src/ffi.js
index 07649e9..ded63ae 100644
--- a/src/ffi.js
+++ b/src/ffi.js
@@ -120,5 +120,9 @@ export function set_reference(ref, value) {
 }
 
 export function all_promises(...promises) {
-  return Promise.all(promises);
+  if (promises.length === 1) {
+    return Promise.all(promises[0]);
+  } else {
+    return Promise.all(promises);
+  }
 }
diff --git a/src/gleam/javascript/promise.gleam b/src/gleam/javascript/promise.gleam
index 5e374dd..b0841e0 100644
--- a/src/gleam/javascript/promise.gleam
+++ b/src/gleam/javascript/promise.gleam
@@ -1,4 +1,5 @@
 import gleam/dynamic.{Dynamic}
+import gleam/javascript/array.{Array}
 
 // TODO: docs
 // TODO: labels
@@ -86,3 +87,6 @@ pub external fn await6(
   Promise(f),
 ) -> Promise(#(a, b, c, d, e, f)) =
   "../../ffi.js" "all_promises"
+
+pub external fn await_array(Array(Promise(a))) -> Promise(Array(a)) =
+  "../../ffi.js" "all_promises"