upgrade prom-client to v6, add options: includeMethod, includePath, keepDefaultMetrics, bump 1.2.0

advanced-example.js

@@ -7,7 +7,10 @@ const promBundle = require("express-prom-bundle");
 const bundle = promBundle({
     prefix: "demo_app:something:",
     blacklist: [/up/],
-    buckets: [0.1, 0.4, 0.7]
+    buckets: [0.1, 0.4, 0.7],
+    includeMethod: true,
+    includePath: true,
+    keepDefaultMetrics: false
 });
 
 app.use(bundle);
@@ -20,19 +23,23 @@ c1.inc(10);
 const c2 = bundle.factory.newCounter("c2", "c2 help");
 c2.inc(20);
 
-app.get("/foo", (req, res) => {
+app.get("/foo/:id", (req, res) => {
     setTimeout(() => {
         res.send("foo response\n");
     }, 500);
 });
+app.delete("/foo/:id", (req, res) => {
+    setTimeout(() => {
+        res.send("foo deleted\n");
+    }, 300);
+});
 app.get("/bar", (req, res) => res.send("bar response\n"));
 
-app.listen(3000, () => console.log("listening on 3000")); // eslint-disable-line
-
-/*
-test in shell console:
-
-curl localhost:3000/foo
-curl localhost:3000/bar
-curl localhost:3000/metrics
-*/
+app.listen(3000, () => console.info(  // eslint-disable-line
+  "listening on 3000\n"
+  + "test in shell console\n\n"
+  + "curl localhost:3000/foo/1234\n"
+  + "curl -X DELETE localhost:3000/foo/5432\n"
+  + "curl localhost:3000/bar\n"
+  + "curl localhost:3000/metrics\n"
+));