Function check_grammar_reverse_conversion 

pub fn check_grammar_reverse_conversion(
    source: &str,
    conversion: &GrammarReverseConversion<'_>,
) -> Result<GrammarReverseReport, GrammarRoundTripError>

Runs the reverse conversion cycle on source and reports every failure.

Errors

Returns the importer’s error for a malformed source, the links reader’s error, the emitter’s error, or a normalization error.