Function by_reference_indicator

tests/integration/inlay_hints.rs:306–326

()

#[tokio::test]
async fn by_reference_indicator() {
    let backend = create_test_backend();
    let uri = Url::parse("file:///test/inlay.php").unwrap();
    let text = r#"<?php
function modify(array &$data, string $label): void {}
$arr = [];
modify($arr, 'test');
"#;

    let hints = inlay_hints_for(&backend, &uri, text).await;
    let line_hints = hints_at_line(&hints, 3);

    // $arr matches $data → suppression of name, but &indicator still shows.
    // Actually $arr does NOT match $data, so we get the full hint.
    let lbls = labels(&line_hints);
    assert!(
        lbls.iter().any(|l| l.contains('&')),
        "expected by-reference indicator, got {:?}",
        lbls
    );
}

#[tokio::test]
async fn by_reference_with_matching_name_still_shows() {