Method try_set

arrow-json/src/reader/struct_array.rs:55–61

(&mut self, field_idx: usize, row_idx: usize, pos: u32)

    }

    fn try_set(&mut self, field_idx: usize, row_idx: usize, pos: u32) -> Option<()> {
        let idx = field_idx
            .checked_mul(self.row_count)?
            .checked_add(row_idx)?;
        *self.data.get_mut(idx)? = pos;
        Some(())
    }

    fn set(&mut self, field_idx: usize, row_idx: usize, pos: u32) {
        self.data[field_idx * self.row_count + row_idx] = pos;