Avoid infinite dispatching if error is a promise that rejects with itself. Fixes redux-utilities#33.

rkatic · web-flow · commit 2af37fff8959 · 2016-07-29T18:18:40.000+02:00
Doing this with quick editing, without testing. Sorry, don't have much time now.
diff --git a/src/index.js b/src/index.js
@@ -12,7 +12,7 @@ export default function promiseMiddleware({ dispatch }) {
         : next(action);
     }
 
-    return isPromise(action.payload)
+    return isPromise(action.payload) && !action.error
       ? action.payload.then(
           result => dispatch({ ...action, payload: result }),
           error => {

Original file line number	Diff line number	Diff line change
`@@ -12,7 +12,7 @@ export default function promiseMiddleware({ dispatch }) {`
`12`	`12`	`: next(action);`
`13`	`13`	`}`
`14`	`14`
`15`		`- return isPromise(action.payload)`
	`15`	`+ return isPromise(action.payload) && !action.error`
`16`	`16`	`? action.payload.then(`
`17`	`17`	`result => dispatch({ ...action, payload: result }),`
`18`	`18`	`error => {`