Class Unbox

mypyc/ir/ops.py:1185–1208

unbox(type, src) This is similar to a cast, but it also changes to a (potentially) unboxed runtime representation. Only supported for types with an unboxed representation.

@final
class Unbox(RegisterOp):
    """unbox(type, src)

    This is similar to a cast, but it also changes to a (potentially) unboxed runtime
    representation. Only supported for types with an unboxed representation.
    """

    def __init__(self, src: Value, typ: RType, line: int) -> None:
        self.src = src
        self.type = typ
        if not typ.error_overlap:
            self.error_kind = ERR_MAGIC
        else:
            self.error_kind = ERR_MAGIC_OVERLAPPING
        super().__init__(line)

    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_unbox(self)


@final