pub trait ProbeStream<'de> { type Error; // Required method fn next(&mut self) -> Result<Option<FieldEvidence<'de>>, Self::Error>; }
Streaming cursor that yields serialized fields for solver probing.
Parser-specific error type.
Produce the next field evidence entry. Returning Ok(None) indicates the parser ran out of evidence or the format does not need additional passes.
Ok(None)