Struct ErrorContext 

pub struct ErrorContext { /* private fields */ }

现代化错误上下文

提供丰富的错误上下文信息，支持结构化数据和链式错误追踪

Implementations

impl ErrorContext

pub fn new() -> Self

创建新的错误上下文

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

创建带有用户消息的错误上下文

pub fn with_operation(operation: impl Into<String>) -> Self

创建带有操作名的错误上下文

pub fn set_user_message(&mut self, message: impl Into<String>)

设置用户友好消息

pub fn user_message(&self) -> Option<&str>

获取用户友好消息

pub fn add_context( &mut self, key: impl Into<String>, value: impl Into<String>, ) -> &mut Self

添加上下文信息

pub fn extend_context<I, K, V>(&mut self, iter: I) -> &mut Self

where I: IntoIterator<Item = (K, V)>, K: Into<String>, V: Into<String>,

批量添加上下文信息

pub fn get_context(&self, key: &str) -> Option<&str>

获取上下文值

pub fn all_context(&self) -> &HashMap<String, String>

获取所有上下文信息

pub fn has_context(&self, key: &str) -> bool

检查是否有指定的上下文键

pub fn set_request_id(&mut self, request_id: impl Into<String>) -> &mut Self

设置请求ID

pub fn request_id(&self) -> Option<&str>

获取请求ID

pub fn set_operation(&mut self, operation: impl Into<String>) -> &mut Self

设置操作名称

pub fn operation(&self) -> Option<&str>

获取操作名称

pub fn set_component(&mut self, component: impl Into<String>) -> &mut Self

设置组件名称

pub fn component(&self) -> Option<&str>

获取组件名称

pub fn timestamp(&self) -> Option<SystemTime>

获取时间戳

pub fn clear_context(&mut self)

清空所有上下文信息 清空所有上下文信息

pub fn context_len(&self) -> usize

获取上下文信息数量

pub fn is_empty(&self) -> bool

检查是否为空

pub fn debug_format(&self) -> String

转换为调试格式

pub fn clone_with(&self) -> Self

从当前上下文创建副本，并可以添加额外信息

Trait Implementations

impl Clone for ErrorContext

fn clone(&self) -> ErrorContext

Returns a duplicate of the value.

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

Performs copy-assignment from source.

impl Debug for ErrorContext

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

Formats the value using the given formatter.

impl Default for ErrorContext

fn default() -> Self

Returns the “default value” for a type.

impl Display for ErrorContext

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

Formats the value using the given formatter.

impl ErrorContextTrait for ErrorContext

fn user_message(&self) -> Option<&str>

获取用户友好消息

fn request_id(&self) -> Option<&str>

获取请求ID

fn operation(&self) -> Option<&str>

获取操作名称

fn component(&self) -> Option<&str>

获取组件名称

fn timestamp(&self) -> Option<DateTime<Utc>>

获取时间戳

fn get_context(&self, key: &str) -> Option<&str>

获取上下文信息

fn all_context(&self) -> &HashMap<String, String>

获取所有上下文信息

fn has_context(&self, key: &str) -> bool

检查是否有指定的上下文键

fn is_empty(&self) -> bool

判断是否为空