Function append_view

datafusion/functions/src/strings.rs:1129–1147

(
    views_buffer: &mut Vec<u128>,
    original_view: &u128,
    substr: &str,
    start_offset: u32,
)

/// which bloats them and regresses performance, so we disable inlining for now.
#[inline(never)]
pub(crate) fn append_view(
    views_buffer: &mut Vec<u128>,
    original_view: &u128,
    substr: &str,
    start_offset: u32,
) {
    let substr_len = substr.len();
    let sub_view = if substr_len > 12 {
        let view = ByteView::from(*original_view);
        make_view(
            substr.as_bytes(),
            view.buffer_index,
            view.offset + start_offset,
        )
    } else {
        make_view(substr.as_bytes(), 0, 0)
    };
    views_buffer.push(sub_view);
}

#[derive(Debug)]
pub(crate) enum ColumnarValueRef<'a> {