Class IncRef

mypyc/ir/ops.py:581–598

Increase reference count (inc_ref src).

@final
class IncRef(RegisterOp):
    """Increase reference count (inc_ref src)."""

    error_kind = ERR_NEVER

    def __init__(self, src: Value, line: int = -1) -> None:
        assert src.type.is_refcounted
        super().__init__(line)
        self.src = src

    def sources(self) -> list[Value]:
        return [self.src]

    def set_sources(self, new: list[Value]) -> None:
        (self.src,) = new

    def accept(self, visitor: OpVisitor[T]) -> T:
        return visitor.visit_inc_ref(self)


@final