Creates the HttpRangeReader instance
The URL of the data.
Optional
options: HttpRangeOptionsThe options.
The ReadableStream
instance.
The total size of the data in bytes.
Optional
initReads a chunk of data
The byte index of the data to read.
The length of the data to read in bytes.
A promise resolving to a chunk of data.
Represents a Reader instance used to fetch data from servers returning
Accept-Ranges
headers.