assertion failure if there's no task data found for a given URLSessionTask

designatednerd · designatednerd · commit 3445ac4db3f6 · 2020-05-27T10:54:51.000-05:00
diff --git a/Sources/Apollo/URLSessionClient.swift b/Sources/Apollo/URLSessionClient.swift
@@ -206,6 +206,7 @@ open class URLSessionClient: NSObject, URLSessionDelegate, URLSessionTaskDelegat
                        didReceive data: Data) {
     self.tasks.mutate {
       guard let taskData = $0[dataTask.taskIdentifier] else {
+        assertionFailure("No data found for task \(dataTask.taskIdentifier), cannot append received data")
         return
       }
       

Original file line number	Diff line number	Diff line change
`@@ -206,6 +206,7 @@ open class URLSessionClient: NSObject, URLSessionDelegate, URLSessionTaskDelegat`
`206`	`206`	`didReceive data: Data) {`
`207`	`207`	`self.tasks.mutate {`
`208`	`208`	`guard let taskData = $0[dataTask.taskIdentifier] else {`
	`209`	`+ assertionFailure("No data found for task \(dataTask.taskIdentifier), cannot append received data")`
`209`	`210`	`return`
`210`	`211`	`}`
`211`	`212`