Yell loudly when we can't make a file handle in the child process

grynspan · grynspan · commit 9d7ba10d418c · 2025-09-17T14:36:44.000-04:00
diff --git a/Sources/Testing/ExitTests/ExitTest.swift b/Sources/Testing/ExitTests/ExitTest.swift
@@ -690,7 +690,7 @@ extension ExitTest {
       return nil
     }
 
-    return try? FileHandle(unsafePOSIXFileDescriptor: fd, mode: mode)
+    return try! FileHandle(unsafePOSIXFileDescriptor: fd, mode: mode)
   }
 
   /// Make a string suitable for use as the value of an environment variable

Original file line number	Diff line number	Diff line change
`@@ -690,7 +690,7 @@ extension ExitTest {`
`690`	`690`	`return nil`
`691`	`691`	`}`
`692`	`692`
`693`		`- return try? FileHandle(unsafePOSIXFileDescriptor: fd, mode: mode)`
	`693`	`+ return try! FileHandle(unsafePOSIXFileDescriptor: fd, mode: mode)`
`694`	`694`	`}`
`695`	`695`
`696`	`696`	`/// Make a string suitable for use as the value of an environment variable`