From 6468f94c611900115c038cc59faf0586f0c17b07 Mon Sep 17 00:00:00 2001
From: Artur Tamborski <tamborskiartur@gmail.com>
Date: Fri, 27 Nov 2020 18:59:55 +0100
Subject: [PATCH] small modifications

---
 src/reportWebVitals.ts | 23 +++++++++++------------
 src/setupTests.ts      |  4 ----
 tsconfig.json          |  2 +-
 3 files changed, 12 insertions(+), 17 deletions(-)

diff --git a/src/reportWebVitals.ts b/src/reportWebVitals.ts
index 59d81aa..f1d35b7 100644
--- a/src/reportWebVitals.ts
+++ b/src/reportWebVitals.ts
@@ -1,15 +1,14 @@
 import { ReportHandler } from 'web-vitals';
 
-const reportWebVitals = (onPerfEntry?: ReportHandler) => {
-  if (onPerfEntry && onPerfEntry instanceof Function) {
-    import('web-vitals').then(({ getCLS, getFID, getFCP, getLCP, getTTFB }) => {
-      getCLS(onPerfEntry);  
-      getFID(onPerfEntry);
-      getFCP(onPerfEntry);
-      getLCP(onPerfEntry);
-      getTTFB(onPerfEntry);
-    });
-  }
-}
+export default function reportWebVitals(onPerfEntry?: ReportHandler) {
+  if (!onPerfEntry)
+    return;
 
-export default reportWebVitals;
+  import('web-vitals').then(({ getCLS, getFID, getFCP, getLCP, getTTFB }) => {
+    getCLS(onPerfEntry);
+    getFID(onPerfEntry);
+    getFCP(onPerfEntry);
+    getLCP(onPerfEntry);
+    getTTFB(onPerfEntry);
+  });
+}
diff --git a/src/setupTests.ts b/src/setupTests.ts
index 8f2609b..7b0828b 100644
--- a/src/setupTests.ts
+++ b/src/setupTests.ts
@@ -1,5 +1 @@
-// jest-dom adds custom jest matchers for asserting on DOM nodes.
-// allows you to do things like:
-// expect(element).toHaveTextContent(/react/i)
-// learn more: https://github.com/testing-library/jest-dom
 import '@testing-library/jest-dom';
diff --git a/tsconfig.json b/tsconfig.json
index 4c5029e..1672cf8 100644
--- a/tsconfig.json
+++ b/tsconfig.json
@@ -21,7 +21,7 @@
     "sourceMap": true,
     "declaration": true,
     "noUnusedLocals": true,
-    "noUnusedParameters": true,
+//    "noUnusedParameters": true,
     "noFallthroughCasesInSwitch": true,
     "incremental": true
   },