Method add

Scripts/codegen/_codegen_core.py:51–52

(self, message: str, *, source: str = "")

        self.fired_count: int = 0

    def add(self, message: str, *, source: str = "") -> None:
        self.pending.append(Diagnostic(message=message, source=source))

    def flush(self) -> None:
        """Print collected diagnostics to stderr, advance ``fired_count``