Function encode_parser_frame 

pub fn encode_parser_frame(
    kind: ParserFrameKind,
    payload: &[u8],
) -> Result<Vec<u8>, ParserProtocolError>

Encode one bounded parser frame.

Raw source bytes are copied exactly; no text or base64 transformation occurs.

Errors

Returns an error when the payload exceeds u32 or its kind-specific ceiling.