Attempt to parse a (partially typed) word as an identifier word may include a schema qualification, like `schema_name.partial_name` or `schema_name.` There may also be unclosed quotation marks, like `"schema`, or `schema."partial_name` :param word: string representing a (partially
(word)
| 117 | |
| 118 | |
| 119 | def parse_partial_identifier(word): |
| 120 | """Attempt to parse a (partially typed) word as an identifier |
| 121 | |
| 122 | word may include a schema qualification, like `schema_name.partial_name` |
| 123 | or `schema_name.` There may also be unclosed quotation marks, like |
| 124 | `"schema`, or `schema."partial_name` |
| 125 | |
| 126 | :param word: string representing a (partially complete) identifier |
| 127 | :return: sqlparse.sql.Identifier, or None |
| 128 | """ |
| 129 | |
| 130 | p = sqlparse.parse(word)[0] |
| 131 | n_tok = len(p.tokens) |
| 132 | if n_tok == 1 and isinstance(p.tokens[0], Identifier): |
| 133 | return p.tokens[0] |
| 134 | if p.token_next_by(m=(Error, '"'))[1]: |
| 135 | # An unmatched double quote, e.g. '"foo', 'foo."', or 'foo."bar' |
| 136 | # Close the double quote, then reparse |
| 137 | return parse_partial_identifier(word + '"') |
| 138 | return None |