Generate chunks from a file.
Warning: modifying the file while FileChunkSource is active may cause undefined behavior.
Generate a chunk on-demand.
Chunk number, starting from zero.
Promise that resolves to requested chunk, or undefined if out of range.
Generate chunks sequentially.
AsyncIterable of chunks in order.
Generate chunks from a file.
Remarks
Warning: modifying the file while FileChunkSource is active may cause undefined behavior.