Function parse_relational_atom

pub fn parse_relational_atom(atom: RawAtom) -> Result<RelationalAtom, AtomError>

Expand description

Parse a raw atom as a RelationalAtom per QRY-004.

Designed for use with haz_query_lang::expr::Expr::try_map to lift an entire parsed expression to Expr<RelationalAtom> in one step.

§Errors

Returns:

AtomError::MissingRelationalColon when the atom has no : separator.
AtomError::UnknownRelationalKind when the kind keyword is not exactly one of name, project, tag (case-sensitive).
AtomError::InvalidTaskName / AtomError::InvalidProjectName / AtomError::InvalidTagName when the value violates ID-001..ID-005 for the corresponding kind.