     [ suggestions, continuations, filters ] = [ [], [], [] ]
 
     # Run each of the completers (asynchronously).
-    jobs = new JobRunner @completers.map (completer) ->
+    jobs = new JobRunner completers.map (completer) ->
       (callback) ->
         completer.filter request, (newSuggestions = [], { continuation, filter } = {}) ->
           suggestions.push newSuggestions...

      { queryTerms, query } = request
      keyword = queryTerms[0]
      if keyword and engines[keyword] and (1 < queryTerms.length or /\s$/.test query)
        extend request,
          queryTerms: queryTerms[1..]
          keyword: keyword

    return @mostRecentQuery = arguments if @filterInProgress

    # Provide each completer with an opportunity to see (and possibly alter) the request before it is
    # launched.  The completer is provided with a list of the completers we're using (request.completers), and
    # may change that list to override the default.
    request.completers = @completers
    completer.triageRequest? request for completer in @completers
    completers = request.completers
    delete request.completers

    RegexpCache.clear()
    { queryTerms } = request
