Function create_sources_nested

libs/error-stack/tests/test_debug.rs:165–212

Generate the `Report` for: ```text P 1 │ ▼ P 2 │ ▼ C 1 │ ▼ ┌───P 3───┐ │ │ ▼ ▼ P 4 P 5 │ │ ▼ ▼ C 2 C 10 │ │ ▼ ▼ P 6 P 7 │ │ ▼ ▼ root error 1 C 3 │ ▼ P 8 │ ▼ ┌─────────────────P 9─────────────────┬─────────────┐ │ │ │ │ │ │ │

()

///
/// Legend: `P = Printable`, `C = Context`.
fn create_sources_nested() -> Report<ContextA> {
    let r4 = create_report()
        .change_context(ContextA(5))
        .attach("15")
        .attach("14");

    let r6 = create_report()
        .change_context(ContextA(7))
        .change_context(ContextA(6))
        .attach("12");

    let r5 = create_report().change_context(ContextA(9)).attach("11");

    let mut r3 = create_report()
        .change_context(ContextA(8))
        .attach("13")
        .expand();

    r3.push(r4);
    let r3 = r3.attach("10").attach("16");

    let mut r2 = create_report().change_context(ContextA(4)).expand();

    r2.append(r3);
    r2.push(r5);
    r2.push(r6);

    let r2 = r2
        .attach("9")
        .attach("8")
        .change_context(ContextA(3))
        .attach("7")
        .change_context(ContextA(10))
        .attach("5");

    let mut r1 = create_report()
        .attach("6")
        .change_context(ContextA(2))
        .attach("4")
        .expand();

    r1.push(r2);

    r1.attach("3")
        .change_context(ContextA(1))
        .attach("2")
        .attach("1")
}

/// This is the main test, to test all different parts at once,
/// and demonstrates that the rendering algorithm works at arbitrary depth.