Struct RequestProfile 

pub struct RequestProfile { /* private fields */ }

单个 HTTP 请求内的 span 聚合

Implementations

impl RequestProfile

pub fn new() -> Self

创建空采集器

pub fn on_enter( &mut self, id: Id, label: String, parent: Option<Id>, source_file: Option<String>, source_line: Option<u32>, )

span 进入时登记

pub fn on_close(&mut self, id: Id)

span 关闭时记录结束时刻

pub fn build_report( &self, method: &Method, uri: &Uri, status: StatusCode, wall: Duration, min_show: Duration, ) -> Option<ProfileReport>

构建结构化 profile 报告

pub fn format_report( &self, method: &Method, uri: &Uri, wall: Duration, min_show: Duration, ) -> Vec<String>

格式化调用栈耗时树（不直接写 stderr，供整段原子输出）

pub fn print_report( &self, method: &Method, uri: &Uri, wall: Duration, min_show: Duration, )

输出调用栈耗时树到 stderr

pub fn format_server_timing( &self, wall: Duration, min_show: Duration, ) -> Option<String>

生成 Server-Timing 响应头（dev 前后端联调）

Trait Implementations

impl Debug for RequestProfile

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

Formats the value using the given formatter.

impl Default for RequestProfile

fn default() -> RequestProfile

Returns the “default value” for a type.