Method get_range

crates/wiggle/src/lib.rs:468–486

(&self, r: std::ops::Range<u32>)

    }

    pub fn get_range(&self, r: std::ops::Range<u32>) -> Option<GuestPtr<[T]>>
    where
        T: GuestType,
    {
        if r.end < r.start {
            return None;
        }
        let range_length = r.end - r.start;
        if r.start <= self.len() && r.end <= self.len() {
            Some(
                self.as_ptr()
                    .add(r.start)
                    .expect("just performed bounds check")
                    .as_array(range_length),
            )
        } else {
            None
        }
    }
}

impl GuestPtr<str> {