Enum ConfigError 

pub enum ConfigError {
    MissingRequired(String),
    InvalidValue(String),
    NoUpstreams,
    InvalidTimeout(String),
    InvalidRetryCount(String),
    InvalidBufferSize(String),
    InvalidPort(String),
}

严格DNS配置错误类型

Variants

MissingRequired(String)

缺少必需的配置参数

InvalidValue(String)

无效的配置值

NoUpstreams

未配置上游服务器

InvalidTimeout(String)

无效的超时设置

InvalidRetryCount(String)

无效的重试次数

InvalidBufferSize(String)

无效的缓冲区大小

InvalidPort(String)

无效的端口号

Trait Implementations

impl Debug for ConfigError

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

Formats the value using the given formatter.

impl Display for ConfigError

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

Formats the value using the given formatter.

impl Error for ConfigError

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.