Method reserve

rust/fory-core/src/buffer.rs:61–65

(&mut self, additional: usize)

    #[inline(always)]
    pub fn reserve(&mut self, additional: usize) {
        if self.bf.capacity() - self.len() < additional {
            self.bf.reserve(max(additional * 2, self.bf.capacity()));
        }
    }

    #[inline(always)]
    pub fn skip(&mut self, len: usize) {