NewBytesBatch creates a new BytesBatch with a given capacity.

NewBytesBatchCapacity creates a new BytesBatch with a given capacity.

NewProcessor creates a new line processor, which reads lines from a reader, applies a function and writes results back to a writer.

BytesBatch is a slice of byte slices.

Processor can process lines in parallel.

Record groups a value and a corresponding line number.

TransformerFunc takes a line number and a slice of bytes and returns a slice of bytes and a an error.