simple.rs

// Copyright 2019 TiKV Project Authors. Licensed under Apache-2.0.

use prometheus::{CounterVec, Opts};

use prometheus_static_metric::make_static_metric;

make_static_metric! {
    pub struct MyStaticCounterVec: Counter {
        "method" => {
            post,
            get,
            put,
            delete,
        },
        "product" => {
            foo,
            bar,
        },
    }
}

fn main() {
    let vec = CounterVec::new(Opts::new("foo", "bar"), &["method", "product"]).unwrap();
    let static_counter_vec = MyStaticCounterVec::from(&vec);

    static_counter_vec.post.foo.inc();
    static_counter_vec.delete.bar.inc_by(4.0);
    assert_eq!(static_counter_vec.post.bar.get(), 0.0);
    assert_eq!(vec.with_label_values(&["post", "foo"]).get(), 1.0);
    assert_eq!(vec.with_label_values(&["delete", "bar"]).get(), 4.0);
}