Function open_php_equivalent

tests/integration/blade_debug.rs:102–115

(backend: &phpantom_lsp::Backend)

    }

    async fn open_php_equivalent(backend: &phpantom_lsp::Backend) -> String {
        let uri = "file:///equivalent.php";
        backend
            .did_open(DidOpenTextDocumentParams {
                text_document: TextDocumentItem {
                    uri: Url::parse(uri).unwrap(),
                    language_id: "php".to_string(),
                    version: 1,
                    text: PHP_EQUIVALENT.to_string(),
                },
            })
            .await;
        uri.to_string()
    }

    // ── Helper: hover at a position and return the hover text ───────────