Function intercom_common::attributes::expand_com_class

pub fn expand_com_class(
    attr_tokens: TokenStreamNightly, 
    item_tokens: TokenStreamNightly
) -> Result<TokenStreamNightly, ParseError>

Expands the com_class attribute.

The attribute expansion results in the following items:

• Virtual table offset values for the different interfaces.
• IUnknown virtual table instance.
• CoClass trait implementation.