Various fixes to FutureStreams based on PR feedback.

lib/pure/asyncdispatch.nim

@@ -9,7 +9,7 @@
 
 include "system/inclrtl"
 
-import os, oids, tables, strutils, times, heapqueue, queues
+import os, oids, tables, strutils, times, heapqueue
 
 import nativesockets, net, deques
 
@@ -1387,6 +1387,17 @@ proc send*(socket: AsyncFD, data: string,
 # -- Await Macro
 include asyncmacro
 
+proc readAll*(future: FutureStream[string]): Future[string] {.async.} =
+  ## Returns a future that will complete when all the string data from the
+  ## specified future stream is retrieved.
+  result = ""
+  while true:
+    let (hasValue, value) = await future.read()
+    if hasValue:
+      result.add(value)
+    else:
+      break
+
 proc recvLine*(socket: AsyncFD): Future[string] {.async, deprecated.} =
   ## Reads a line of data from ``socket``. Returned future will complete once
   ## a full line is read or an error occurs.