)

// toString - Safely convert interface to string without causing panic.
func toString(val any) string {
	switch v := val.(type) {
	case string:
		return v
	default:
		return ""
	}
}

// toLowerString - safely convert interface to lower string
func toLowerString(val any) string {
	return strings.ToLower(toString(val))
}

// toInteger _ Safely convert interface to integer without causing panic.

---

## **Typer**, o FastAPI das interfaces de linhas de comando { #typer-the-fastapi-of-clis }

<a href="https://typer.tiangolo.com" target="_blank"><img src="https://typer.tiangolo.com/img/logo-margin/logo-margin-vector.svg" style="width: 20%;"></a>

        assertTrue(secondAllowsThird);
    }

    @Test
    @DisplayName("Test interface implementation verification")
    void testInterfaceImplementation() {
        // Given
        CommonServerMessageBlockRequest implementation = mock(CommonServerMessageBlockRequest.class);

        // When/Then - Verify the interface extends the expected interfaces

---

## **Typer**, le FastAPI des <abbr title="Command Line Interface">CLI</abbr>

<a href="https://typer.tiangolo.com" target="_blank"><img src="https://typer.tiangolo.com/img/logo-margin/logo-margin-vector.svg" style="width: 20%;"></a>

        NullableClassTypeParametersVisitor() {
            super(AsmConstants.ASM_LEVEL)
        }

        @Override
        void visit(int version, int access, String name, String signature, String superName, String[] interfaces) {
            if (signature != null) {
                new SignatureReader(signature).accept(new SignatureVisitor(AsmConstants.ASM_LEVEL) {
                    @Override

        SmbTree tree = new SmbTree(session, "testShare", "A:");
        tree.connectionState = 2; // Connected state
        tree.tid = 123;

        // Create real request and response objects since they're not interfaces
        ServerMessageBlock request = new SmbComOpenAndX("testfile.txt", 0x01, 0, null);
        ServerMessageBlock response = new SmbComOpenAndXResponse();

        // Execute send
        tree.send(request, response);

      represent, as a whole, an original work of authorship. For the purposes
      of this License, Derivative Works shall not include works that remain
      separable from, or merely link (or bind by name) to the interfaces of,
      the Work and Derivative Works thereof.

      "Contribution" shall mean any work of authorship, including
      the original version of the Work and any modifications or additions

    * Objetos `datetime`.
    * Objetos `UUID`.
    * Modelos de base de datos.
    * ...y muchos más.
* Documentación interactiva automática de la API, incluyendo 2 interfaces de usuario alternativas:
    * Swagger UI.
    * ReDoc.

---

Volviendo al ejemplo de código anterior, **FastAPI**:

* Validará que haya un `item_id` en el path para requests `GET` y `PUT`.

* Diese Schemas werden Teil des generierten OpenAPI-Schemas und werden von den <abbr title="User Interfaces – Benutzeroberflächen">UIs</abbr> der automatischen Dokumentation genutzt.

## Automatische Dokumentation { #automatic-docs }

* Эти схемы будут частью сгенерированной схемы OpenAPI и будут использоваться автоматической документацией <abbr title="User Interfaces – Пользовательские интерфейсы">UIs</abbr>.

## Автоматическая документация { #automatic-docs }

JSON Schema ваших моделей будет частью сгенерированной схемы OpenAPI и будет отображаться в интерактивной документации API: