Struct A2aError 

pub struct A2aError {
    pub code: i32,
    pub message: String,
    pub data: Option<Value>,
}

A2A protocol error.

Fields

code: i32

Numeric error code.

message: String

Human-readable error message.

data: Option<Value>

Optional additional data.

Implementations

impl A2aError

pub fn new(code: i32, message: impl Into<String>) -> Self

Create a new error from code and message.

pub fn with_data(self, data: Value) -> Self

Attach extra data to the error.

pub fn task_not_found(task_id: &str) -> Self

Task not found error.

pub fn task_not_cancelable(task_id: &str) -> Self

Task not cancelable error.

pub fn push_not_supported() -> Self

Push notifications not supported error.

pub fn unsupported_operation(detail: &str) -> Self

Unsupported operation error.

pub fn content_type_not_supported(detail: &str) -> Self

Content type not supported error.

pub fn invalid_request(detail: impl Into<String>) -> Self

Invalid request error.

pub fn internal(message: impl Into<String>) -> Self

Internal error.

pub fn method_not_found(method: &str) -> Self

Method not found error.

pub fn invalid_params(detail: impl Into<String>) -> Self

Invalid params error.

pub fn parse_error(detail: impl Into<String>) -> Self

Parse error.

pub fn extended_card_not_configured() -> Self

Extended card not configured.

pub fn extension_support_required() -> Self

Extension support is required but not available.

pub fn version_not_supported() -> Self

Protocol version is not supported.

Trait Implementations

impl Clone for A2aError

fn clone(&self) -> A2aError

Returns a duplicate of the value.

fn clone_from(&mut self, source: &Self)

Performs copy-assignment from source.

impl Debug for A2aError

fn fmt(&self, f: &mut Formatter<'_>) -> Result

Formats the value using the given formatter.

impl<'de> Deserialize<'de> for A2aError

fn deserialize<__D>(__deserializer: __D) -> Result<Self, __D::Error>

where __D: Deserializer<'de>,

Deserialize this value from the given Serde deserializer.

impl Display for A2aError

fn fmt(&self, f: &mut Formatter<'_>) -> Result

Formats the value using the given formatter.

impl Error for A2aError

fn source(&self) -> Option<&(dyn Error + 'static)>

Returns the lower-level source of this error, if any.

fn description(&self) -> &str

👎Deprecated since 1.42.0:

use the Display impl or to_string()

fn cause(&self) -> Option<&dyn Error>

👎Deprecated since 1.33.0:

replaced by Error::source, which can support downcasting

fn provide<'a>(&'a self, request: &mut Request<'a>)

🔬This is a nightly-only experimental API. (error_generic_member_access)

Provides type-based access to context intended for error reports.

impl From<Error> for A2aError

fn from(err: Error) -> Self

Converts to this type from the input type.

impl From<Error> for A2aError

fn from(err: Error) -> Self

Converts to this type from the input type.

impl Serialize for A2aError

fn serialize<__S>(&self, __serializer: __S) -> Result<__S::Ok, __S::Error>

where __S: Serializer,

Serialize this value into the given Serde serializer.