fn item_as_slice<''a self, item: &''a [u8]()

in mp4parse/src/lib.rs [1756:1776]

• 21 lines of code
• 4 McCabe index (conditional complexity)

    fn item_as_slice<'a>(&'a self, item: &'a AvifItem) -> &'a [u8] {
        match &item.image_data {
            IsobmffItem::MdatLocation(extent) => {
                for mdat in &self.media_storage {
                    if let Some(slice) = mdat.get(extent) {
                        return slice;
                    }
                }
                unreachable!(
                    "IsobmffItem::MdatLocation requires the location exists in AvifContext::media_storage"
                );
            }
            IsobmffItem::IdatLocation(extent) => {
                self.item_data_box
                    .as_ref()
                    .and_then(|idat| idat.get(extent))
                    .unwrap_or_else(|| unreachable!("IsobmffItem::IdatLocation equires the location exists in AvifContext::item_data_box"))
            }
            IsobmffItem::Data(data) => data.as_slice(),
        }
    }