Struct Read 

pub(crate) struct Read<'a, 'd> {
    pub(crate) components: Vec<Component>,
    pub(crate) underlying: Option<AnyInstrument>,
    pub(crate) streams: Option<El<'a, 'd>>,
    pub(crate) leg_of_stream: Vec<usize>,
}

What a product mapper returns: the components it books, the swap whose streams carry stated cashflows, and how its streams map to legs.

Fields

components: Vec<Component>

underlying: Option<AnyInstrument>

streams: Option<El<'a, 'd>>

leg_of_stream: Vec<usize>