Method ensure_long_capacity

datafusion/functions/src/strings.rs:728–735

(&mut self, length: u32)

    /// yet in `in_progress` — flushing mid-row would orphan partial data.
    #[inline]
    fn ensure_long_capacity(&mut self, length: u32) {
        let required_cap = self.in_progress.len() + length as usize;
        if self.in_progress.capacity() < required_cap {
            self.flush_in_progress();
            let to_reserve = (length as usize).max(self.next_block_size() as usize);
            self.in_progress.reserve(to_reserve);
        }
    }

    /// Encode a long-form view referencing `length` bytes already written
    /// into the in-progress block at `offset`. `prefix_bytes` is the row's