/**
 * Copyright 2019 Google Inc. All Rights Reserved.
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *     http://www.apache.org/licenses/LICENSE-2.0
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */ import { Transform } from "../types.js" ; typeparam param count returns export function bufferWithCount < T > ( count ) { let buffer = [ ] ; return new TransformStream < T , T [ ] > ( { async transform ( chunk , controller ) { buffer . push ( chunk ) ; if ( buffer . length === count ) { controller . enqueue ( buffer ) ; buffer = [ ] ; } } , flush ( controller ) { if ( buffer . length > 0 ) { controller . enqueue ( buffer ) ; } } } , { highWaterMark : 1 } , { highWaterMark : 0 } ) ; }