chore(async): change how we normalize thenables

marcoscaceres · Jun 27, 2016 · 5699c07 · 5699c07
1 parent 072a223
commit 5699c07
Showing 1 changed file with 6 additions and 10 deletions.
diff --git a/lib/async.js b/lib/async.js
@@ -28,18 +28,14 @@
           if (!isThenable(value)) {
             return step(gen.next(value));
           }
-          // Thenable might not have catch(), so we try .then() and .catch()
-          try {
-            value.then(
+          // Normalize thenable
+          Promise
+            .resolve(value)
+            .then(
               result => step(gen.next(result)),
               error => step(gen.throw(error))
-            );
-            if (value.catch) {
-              value.catch(reject);
-            }
-          } catch (err) {
-            reject(err);
-          }
+            )
+            .catch(reject);
         }
       });
     };