just some reformatting - no code changes

src/main.cpp

@@ -2,8 +2,8 @@
 Source:
 https://randomnerdtutorials.com/esp32-over-the-air-ota-programming/
 
-To update the firmware with Platform IO, do a build and then upload in the web interface the file
+To update the firmware with Platform IO, do a build and then upload in the web
-.pio/build/esp32doit-devkit-v1/firmware.bin
+interface the file .pio/build/esp32doit-devkit-v1/firmware.bin
 
  */
 
@@ -13,17 +13,17 @@ To update the firmware with Platform IO, do a build and then upload in the web i
  * Complete Project Details http://randomnerdtutorials.com
  */
 
-#include <WiFi.h>
-#include <WiFiClient.h>
-#include <WebServer.h>
 #include <ESPmDNS.h>
 #include <Update.h>
+#include <WebServer.h>
+#include <WiFi.h>
+#include <WiFiClient.h>
 
 const char* host = "esp32ota";
 const char* ssid = "JoNelsDarlings";
 const char* password = "Paris2016";
 
-//variabls to blink without delay:
+// variabls to blink without delay:
 const int led = 2;
 unsigned long previousMillis = 0;  // will store last time LED was updated
 const long interval = 1000;        // interval at which to blink (milliseconds)
@@ -61,8 +61,8 @@ const char* loginIndex =
     "<td><input type='submit' onclick='check(this.form)' value='Login'></td>"
     "</tr>"
     "</table>"
-"</form>"
+    "</form>"
-"<script>"
+    "<script>"
     "function check(form)"
     "{"
     "if(form.userid.value=='admin' && form.pwd.value=='admin')"
@@ -74,15 +74,18 @@ const char* loginIndex =
     " alert('Error Password or Username')/*displays error message*/"
     "}"
     "}"
-"</script>";
+    "</script>";
 
 /*
  * Server Index Page
  */
 
 const char* serverIndex =
-"<script src='https://ajax.googleapis.com/ajax/libs/jquery/3.2.1/jquery.min.js'></script>"
+    "<script "
-"<form method='POST' action='#' enctype='multipart/form-data' id='upload_form'>"
+    "src='https://ajax.googleapis.com/ajax/libs/jquery/3.2.1/jquery.min.js'></"
+    "script>"
+    "<form method='POST' action='#' enctype='multipart/form-data' "
+    "id='upload_form'>"
     "<input type='file' name='update'>"
     "<input type='submit' value='Update'>"
     "</form>"
@@ -135,12 +138,12 @@ void setup(void) {
     delay(500);
     Serial.print(".");
     if (wifiConnAttements++ > 120) {
-      Serial.println("<Wifi not connecting after 120 attmepts (1 min.)  - rebooting>");
+      Serial.println(
+          "<Wifi not connecting after 120 attmepts (1 min.)  - rebooting>");
       ESP.restart();
     }
   }
 
-
   Serial.println("");
   Serial.print("Connected to ");
   Serial.println(ssid);
@@ -148,7 +151,7 @@ void setup(void) {
   Serial.println(WiFi.localIP());
 
   /*use mdns for host name resolution*/
-  if (!MDNS.begin(host)) { //http://esp32ota.local
+  if (!MDNS.begin(host)) {  // http://esp32ota.local
     Serial.println("Error setting up MDNS responder!");
     while (1) {
       delay(1000);
@@ -165,25 +168,32 @@ void setup(void) {
     server.send(200, "text/html", serverIndex);
   });
   /*handling uploading firmware file */
-  server.on("/update", HTTP_POST, []() {
+  server.on(
+      "/update", HTTP_POST,
+      []() {
         server.sendHeader("Connection", "close");
         server.send(200, "text/plain", (Update.hasError()) ? "FAIL" : "OK");
         ESP.restart();
-  }, []() {
+      },
+      []() {
         HTTPUpload& upload = server.upload();
         if (upload.status == UPLOAD_FILE_START) {
           Serial.printf("Update: %s\n", upload.filename.c_str());
-      if (!Update.begin(UPDATE_SIZE_UNKNOWN)) { //start with max available size
+          if (!Update.begin(
+                  UPDATE_SIZE_UNKNOWN)) {  // start with max available size
             Update.printError(Serial);
           }
         } else if (upload.status == UPLOAD_FILE_WRITE) {
           /* flashing firmware to ESP*/
-      if (Update.write(upload.buf, upload.currentSize) != upload.currentSize) {
+          if (Update.write(upload.buf, upload.currentSize) !=
+              upload.currentSize) {
             Update.printError(Serial);
           }
         } else if (upload.status == UPLOAD_FILE_END) {
-      if (Update.end(true)) { //true to set the size to the current progress
+          if (Update.end(
-        Serial.printf("Update Success: %u\nRebooting...\n", upload.totalSize);
+                  true)) {  // true to set the size to the current progress
+            Serial.printf("Update Success: %u\nRebooting...\n",
+                          upload.totalSize);
           } else {
             Update.printError(Serial);
           }
@@ -196,7 +206,7 @@ void loop(void) {
   server.handleClient();
   delay(1);
 
-  //loop to blink without delay
+  // loop to blink without delay
   unsigned long currentMillis = millis();
 
   if (currentMillis - previousMillis >= interval) {