Function ddl_kind

src/codegraphcontext/utils/cypher_ddl.py:68–80

Return ``'index'``, ``'constraint'``, ``'fulltext'`` or ``None``.

(query: str)

def ddl_kind(query: str) -> str | None:
    """Return ``'index'``, ``'constraint'``, ``'fulltext'`` or ``None``."""
    if not isinstance(query, str):
        return None
    stripped = strip_cypher_literals(query)
    if _PROC_DDL_RE.match(stripped):
        return "fulltext"
    match = _DDL_RE.match(stripped)
    if not match:
        return None
    if (match.group("qualifier") or "").upper() == "FULLTEXT":
        return "fulltext"
    return match.group("object").lower()