ObjectSlots

The block's tuple of argument declarations.

The tuple of statements contained in this block.

The type this block is expected to return an instance of.

A tuple of variables needed by this block. This is set after the block phrase has already been created.

The block's set of exception types that may be raised. This set has not yet been normalized (e.g., removing types that are subtypes of types that are also present in the set).

The tuple of tokens forming this block phrase, if any.

Either nil or a raw pojo holding the Primitive to invoke for this block.