Lib.rs

将函数作为HiTrace span进行插装的便利宏

宏会在函数进入时自动启动span，并在函数离开时关闭span。

示例

Cargo.toml

[dependencies]
hitrace = "0.1"
hitrace-macro = "0.1"

use hitrace_macro::trace_fn;
#[trace_fn]
fn do_something_and_measure() {
    println!("Doing something expensive....")
}