hunk.code_window:     ETag?: string
     }
     interface AwsS3MultipartOptions extends Uppy.PluginOptions {
       companionUrl?: string
       createMultipartUpload?: (
         file: Uppy.UppyFile
       ) => MaybePromise<{ uploadId: string; key: string }>
       listParts?: (
         file: Uppy.UppyFile,
  
hunk.labels: keep keep keep keep add keep keep keep keep keep
hunk.after_edit:     getChunkSize?: (file: Uppy.UppyFile) => number
  
hunk.file_path: packages/@uppy/aws-s3-multipart/types/index.d.ts
hunk.type: add
file: import Url = require('../')
  // TODO implement
  