Method set_len

arrow-buffer/src/buffer/mutable.rs:665–668

(&mut self, len: usize)

    /// Panics if `len` exceeds the buffer capacity.
    #[inline]
    pub unsafe fn set_len(&mut self, len: usize) {
        assert!(len <= self.capacity());
        self.len = len;
    }

    /// Invokes `f` with values `0..len` collecting the boolean results into a new `MutableBuffer`
    ///