Function format_array_inner

src/repr/src/strconv.rs:1624–1656

(
    buf: &mut F,
    dims: &[ArrayDimension],
    elems: &mut impl Iterator<Item = T>,
    format_elem: &mut impl FnMut(ListElementWriter<F>, T) -> Result<Nestable, E>,
)

}

pub fn format_array_inner<F, T, E>(
    buf: &mut F,
    dims: &[ArrayDimension],
    elems: &mut impl Iterator<Item = T>,
    format_elem: &mut impl FnMut(ListElementWriter<F>, T) -> Result<Nestable, E>,
) -> Result<(), E>
where
    F: FormatBuffer,
{
    if dims.is_empty() {
        buf.write_str("{}");
        return Ok(());
    }

    buf.write_char('{');
    for j in 0..dims[0].length {
        if j > 0 {
            buf.write_char(',');
        }
        if dims.len() == 1 {
            let start = buf.len();
            let elem = elems.next().unwrap();
            if let Nestable::MayNeedEscaping = format_elem(ListElementWriter(buf), elem)? {
                escape_elem::<_, ListElementEscaper>(buf, start);
            }
        } else {
            format_array_inner(buf, &dims[1..], elems, format_elem)?;
        }
    }
    buf.write_char('}');

    Ok(())
}

pub fn format_legacy_vector<F, T, E>(
    buf: &mut F,