Add basic static code metrics (#396)

utils/codeMetrics.js

@@ -0,0 +1,34 @@
+/* eslint-disable no-console */
+const fs = require("fs");
+const fg = require("fast-glob");
+const appInsights = require("applicationinsights");
+appInsights.setup(process.env.CODE_METRICS_APP_ID).start();
+
+const client = appInsights.defaultClient;
+const htmlFiles = fg.sync(["**/*.html", "!node_modules"]);
+const strictModeJSON = require("../tsconfig.strict.json");
+const eslintIgnore = fs.readFileSync(".eslintignore", { encoding: "utf8" });
+
+console.log("HTML File Count", htmlFiles.length);
+client.trackMetric({
+  name: "HTML File Count",
+  value: htmlFiles.length,
+});
+
+console.log("TypeScript Strict File Count", strictModeJSON.files.length);
+client.trackMetric({
+  name: "TypeScript Strict File Count",
+  value: strictModeJSON.files.length,
+});
+
+console.log("Unlinted File Count", eslintIgnore.split("\n").length);
+client.trackMetric({
+  name: "Unlinted File Count",
+  value: eslintIgnore.split("\n").length,
+});
+
+appInsights.defaultClient.flush({
+  callback: () => {
+    process.exitCode = 0;
+  },
+});