fn get()

in mp4parse/src/lib.rs [1875:1890]

• 16 lines of code
• 2 McCabe index (conditional complexity)

    fn get<'a>(&'a self, extent: &'a Extent) -> Option<&'a [u8]> {
        match extent {
            Extent::WithLength { offset, len } => {
                let start = self.start(*offset)?;
                let end = start.checked_add(*len);
                if end.is_none() {
                    error!("Overflow adding {} + {}", start, len);
                }
                self.data().get(start..end?)
            }
            Extent::ToEnd { offset } => {
                let start = self.start(*offset)?;
                self.data().get(start..)
            }
        }
    }