pub fn parse_where_clause(value: &str) -> Result<WhereClause, String>Expand description
Parses a --where string into a WhereClause.
Format: KEY OP VALUE (space-separated, but multi-char operators like
^= and ~= can be glued to the key: path^=prefix).
exists takes only one token: KEY exists.
ยงErrors
Returns an error string if the format is invalid or the operator is unknown.