Function checkTupleHasLength

postgres/parser/sem/tree/type_check.go:2356–2361

(t *Tuple, expectedLen int)

}

func checkTupleHasLength(t *Tuple, expectedLen int) error {
	if len(t.Exprs) != expectedLen {
		return pgerror.Newf(pgcode.DatatypeMismatch, "expected tuple %v to have a length of %d", t, expectedLen)
	}
	return nil
}