(self, kind: str)
| 52 | return None |
| 53 | |
| 54 | def expect(self, kind: str) -> Token | None: |
| 55 | # Return next token and advance position if kind matches |
| 56 | tkn = self.next() |
| 57 | if tkn is not None: |
| 58 | if tkn.kind == kind: |
| 59 | return tkn |
| 60 | self.backup() |
| 61 | return None |
| 62 | |
| 63 | def require(self, kind: str) -> Token: |
| 64 | # Return next token and advance position, requiring kind to match |