Improves resolver return type issue message

Jay Herron · Jay Herron · commit f02099069372 · 2021-02-25T13:49:11.000-07:00
diff --git a/Sources/GraphQL/Subscription/Subscribe.swift b/Sources/GraphQL/Subscription/Subscribe.swift
@@ -258,8 +258,11 @@ func executeSubscription(
                 GraphQLError(message: "Resolved subscription was nil")
             )
         } else {
+            let resolvedObj = resolved as AnyObject
             return SourceEventStreamResult.failure(
-                GraphQLError(message: "Subscription field resolver must return an SourceEventStreamObservable, not \(Swift.type(of:resolved))")
+                GraphQLError(
+                    message: "Subscription field resolver must return SourceEventStreamObservable. Received: '\(resolvedObj)'"
+                )
             )
         }
     }

Original file line number	Diff line number	Diff line change
`@@ -258,8 +258,11 @@ func executeSubscription(`
`258`	`258`	`GraphQLError(message: "Resolved subscription was nil")`
`259`	`259`	`)`
`260`	`260`	`} else {`
	`261`	`+ let resolvedObj = resolved as AnyObject`
`261`	`262`	`return SourceEventStreamResult.failure(`
`262`		`- GraphQLError(message: "Subscription field resolver must return an SourceEventStreamObservable, not \(Swift.type(of:resolved))")`
	`263`	`+ GraphQLError(`
	`264`	`+ message: "Subscription field resolver must return SourceEventStreamObservable. Received: '\(resolvedObj)'"`
	`265`	`+ )`
`263`	`266`	`)`
`264`	`267`	`}`
`265`	`268`	`}`