examples: format all .ino files

This formats all the example source files using Arduino style rules.

libraries/ArduinoOTA/examples/BasicOTA/BasicOTA.ino

@@ -32,10 +32,11 @@ void setup() {
 
   ArduinoOTA.onStart([]() {
     String type;
-    if (ArduinoOTA.getCommand() == U_FLASH)
+    if (ArduinoOTA.getCommand() == U_FLASH) {
       type = "sketch";
-    else // U_SPIFFS
+    } else { // U_SPIFFS
       type = "filesystem";
+    }
 
     // NOTE: if updating SPIFFS this would be the place to unmount SPIFFS using SPIFFS.end()
     Serial.println("Start updating " + type);
@@ -48,11 +49,17 @@ void setup() {
   });
   ArduinoOTA.onError([](ota_error_t error) {
     Serial.printf("Error[%u]: ", error);
-    if (error == OTA_AUTH_ERROR) Serial.println("Auth Failed");
-    else if (error == OTA_BEGIN_ERROR) Serial.println("Begin Failed");
-    else if (error == OTA_CONNECT_ERROR) Serial.println("Connect Failed");
-    else if (error == OTA_RECEIVE_ERROR) Serial.println("Receive Failed");
-    else if (error == OTA_END_ERROR) Serial.println("End Failed");
+    if (error == OTA_AUTH_ERROR) {
+      Serial.println("Auth Failed");
+    } else if (error == OTA_BEGIN_ERROR) {
+      Serial.println("Begin Failed");
+    } else if (error == OTA_CONNECT_ERROR) {
+      Serial.println("Connect Failed");
+    } else if (error == OTA_RECEIVE_ERROR) {
+      Serial.println("Receive Failed");
+    } else if (error == OTA_END_ERROR) {
+      Serial.println("End Failed");
+    }
   });
   ArduinoOTA.begin();
   Serial.println("Ready");

libraries/ArduinoOTA/examples/OTALeds/OTALeds.ino

@@ -12,54 +12,56 @@ int led_pin = 13;
 int dimmer_pin[] = {14, 5, 15};
 
 void setup() {
-   Serial.begin(115200);
+  Serial.begin(115200);
 
-   /* switch on led */
-   pinMode(led_pin, OUTPUT);
-   digitalWrite(led_pin, LOW);
+  /* switch on led */
+  pinMode(led_pin, OUTPUT);
+  digitalWrite(led_pin, LOW);
 
-   Serial.println("Booting");
-   WiFi.mode(WIFI_STA);
+  Serial.println("Booting");
+  WiFi.mode(WIFI_STA);
 
-   WiFi.begin(ssid, password);
+  WiFi.begin(ssid, password);
 
-   while (WiFi.waitForConnectResult() != WL_CONNECTED){
-     WiFi.begin(ssid, password);
-     Serial.println("Retrying connection...");
+  while (WiFi.waitForConnectResult() != WL_CONNECTED) {
+    WiFi.begin(ssid, password);
+    Serial.println("Retrying connection...");
   }
   /* switch off led */
   digitalWrite(led_pin, HIGH);
 
   /* configure dimmers, and OTA server events */
   analogWriteRange(1000);
-  analogWrite(led_pin,990);
+  analogWrite(led_pin, 990);
 
-  for (int i=0; i<N_DIMMERS; i++)
-  {
+  for (int i = 0; i < N_DIMMERS; i++) {
     pinMode(dimmer_pin[i], OUTPUT);
-    analogWrite(dimmer_pin[i],50);
+    analogWrite(dimmer_pin[i], 50);
   }
 
   ArduinoOTA.setHostname(host);
   ArduinoOTA.onStart([]() { // switch off all the PWMs during upgrade
-                        for(int i=0; i<N_DIMMERS;i++)
-                          analogWrite(dimmer_pin[i], 0);
-                          analogWrite(led_pin,0);
-                    });
+    for (int i = 0; i < N_DIMMERS; i++) {
+      analogWrite(dimmer_pin[i], 0);
+    }
+    analogWrite(led_pin, 0);
+  });
 
   ArduinoOTA.onEnd([]() { // do a fancy thing with our board led at end
-                          for (int i=0;i<30;i++)
-                          {
-                            analogWrite(led_pin,(i*100) % 1001);
-                            delay(50);
-                          }
-                        });
+    for (int i = 0; i < 30; i++) {
+      analogWrite(led_pin, (i * 100) % 1001);
+      delay(50);
+    }
+  });
 
-   ArduinoOTA.onError([](ota_error_t error) { (void)error; ESP.restart(); });
+  ArduinoOTA.onError([](ota_error_t error) {
+    (void)error;
+    ESP.restart();
+  });
 
-   /* setup the OTA server */
-   ArduinoOTA.begin();
-   Serial.println("Ready");
+  /* setup the OTA server */
+  ArduinoOTA.begin();
+  Serial.println("Ready");
 
 }
 

libraries/DNSServer/examples/CaptivePortal/CaptivePortal.ino

@@ -8,9 +8,9 @@ DNSServer dnsServer;
 ESP8266WebServer webServer(80);
 
 String responseHTML = ""
-  "<!DOCTYPE html><html><head><title>CaptivePortal</title></head><body>"
-  "<h1>Hello World!</h1><p>This is a captive portal example. All requests will "
-  "be redirected here.</p></body></html>";
+                      "<!DOCTYPE html><html><head><title>CaptivePortal</title></head><body>"
+                      "<h1>Hello World!</h1><p>This is a captive portal example. All requests will "
+                      "be redirected here.</p></body></html>";
 
 void setup() {
   WiFi.mode(WIFI_AP);

libraries/DNSServer/examples/CaptivePortalAdvanced/CaptivePortalAdvanced.ino

@@ -1,21 +1,21 @@
 #include <ESP8266WiFi.h>
-#include <WiFiClient.h> 
+#include <WiFiClient.h>
 #include <ESP8266WebServer.h>
 #include <DNSServer.h>
 #include <ESP8266mDNS.h>
 #include <EEPROM.h>
 
 /*
- * This example serves a "hello world" on a WLAN and a SoftAP at the same time.
- * The SoftAP allow you to configure WLAN parameters at run time. They are not setup in the sketch but saved on EEPROM.
- * 
- * Connect your computer or cell phone to wifi network ESP_ap with password 12345678. A popup may appear and it allow you to go to WLAN config. If it does not then navigate to http://192.168.4.1/wifi and config it there.
- * Then wait for the module to connect to your wifi and take note of the WLAN IP it got. Then you can disconnect from ESP_ap and return to your regular WLAN.
- * 
- * Now the ESP8266 is in your network. You can reach it through http://192.168.x.x/ (the IP you took note of) or maybe at http://esp8266.local too.
- * 
- * This is a captive portal because through the softAP it will redirect any http request to http://192.168.4.1/
- */
+   This example serves a "hello world" on a WLAN and a SoftAP at the same time.
+   The SoftAP allow you to configure WLAN parameters at run time. They are not setup in the sketch but saved on EEPROM.
+
+   Connect your computer or cell phone to wifi network ESP_ap with password 12345678. A popup may appear and it allow you to go to WLAN config. If it does not then navigate to http://192.168.4.1/wifi and config it there.
+   Then wait for the module to connect to your wifi and take note of the WLAN IP it got. Then you can disconnect from ESP_ap and return to your regular WLAN.
+
+   Now the ESP8266 is in your network. You can reach it through http://192.168.x.x/ (the IP you took note of) or maybe at http://esp8266.local too.
+
+   This is a captive portal because through the softAP it will redirect any http request to http://192.168.4.1/
+*/
 
 /* Set these to your desired softAP credentials. They are not configurable at runtime */
 const char *softAP_ssid = "ESP_ap";
@@ -61,7 +61,7 @@ void setup() {
   Serial.print("AP IP address: ");
   Serial.println(WiFi.softAPIP());
 
-  /* Setup the DNS server redirecting all the domains to the apIP */  
+  /* Setup the DNS server redirecting all the domains to the apIP */
   dnsServer.setErrorReplyCode(DNSReplyCode::NoError);
   dnsServer.start(DNS_PORT, "*", apIP);
 
@@ -71,7 +71,7 @@ void setup() {
   server.on("/wifisave", handleWifiSave);
   server.on("/generate_204", handleRoot);  //Android captive portal. Maybe not needed. Might be handled by notFound handler.
   server.on("/fwlink", handleRoot);  //Microsoft captive portal. Maybe not needed. Might be handled by notFound handler.
-  server.onNotFound ( handleNotFound );
+  server.onNotFound(handleNotFound);
   server.begin(); // Web server start
   Serial.println("HTTP server started");
   loadCredentials(); // Load WLAN credentials from network
@@ -81,37 +81,37 @@ void setup() {
 void connectWifi() {
   Serial.println("Connecting as wifi client...");
   WiFi.disconnect();
-  WiFi.begin ( ssid, password );
+  WiFi.begin(ssid, password);
   int connRes = WiFi.waitForConnectResult();
-  Serial.print ( "connRes: " );
-  Serial.println ( connRes );
+  Serial.print("connRes: ");
+  Serial.println(connRes);
 }
 
 void loop() {
   if (connect) {
-    Serial.println ( "Connect requested" );
+    Serial.println("Connect requested");
     connect = false;
     connectWifi();
     lastConnectTry = millis();
   }
   {
     unsigned int s = WiFi.status();
-    if (s == 0 && millis() > (lastConnectTry + 60000) ) {
+    if (s == 0 && millis() > (lastConnectTry + 60000)) {
       /* If WLAN disconnected and idle try to connect */
       /* Don't set retry time too low as retry interfere the softAP operation */
       connect = true;
     }
     if (status != s) { // WLAN status change
-      Serial.print ( "Status: " );
-      Serial.println ( s );
+      Serial.print("Status: ");
+      Serial.println(s);
       status = s;
       if (s == WL_CONNECTED) {
         /* Just connected to WLAN */
-        Serial.println ( "" );
-        Serial.print ( "Connected to " );
-        Serial.println ( ssid );
-        Serial.print ( "IP address: " );
-        Serial.println ( WiFi.localIP() );
+        Serial.println("");
+        Serial.print("Connected to ");
+        Serial.println(ssid);
+        Serial.print("IP address: ");
+        Serial.println(WiFi.localIP());
 
         // Setup MDNS responder
         if (!MDNS.begin(myHostname)) {

libraries/DNSServer/examples/CaptivePortalAdvanced/credentials.ino

@@ -2,26 +2,26 @@
 void loadCredentials() {
   EEPROM.begin(512);
   EEPROM.get(0, ssid);
-  EEPROM.get(0+sizeof(ssid), password);
-  char ok[2+1];
-  EEPROM.get(0+sizeof(ssid)+sizeof(password), ok);
+  EEPROM.get(0 + sizeof(ssid), password);
+  char ok[2 + 1];
+  EEPROM.get(0 + sizeof(ssid) + sizeof(password), ok);
   EEPROM.end();
   if (String(ok) != String("OK")) {
     ssid[0] = 0;
     password[0] = 0;
   }
   Serial.println("Recovered credentials:");
   Serial.println(ssid);
-  Serial.println(strlen(password)>0?"********":"<no password>");
+  Serial.println(strlen(password) > 0 ? "********" : "<no password>");
 }
 
 /** Store WLAN credentials to EEPROM */
 void saveCredentials() {
   EEPROM.begin(512);
   EEPROM.put(0, ssid);
-  EEPROM.put(0+sizeof(ssid), password);
-  char ok[2+1] = "OK";
-  EEPROM.put(0+sizeof(ssid)+sizeof(password), ok);
+  EEPROM.put(0 + sizeof(ssid), password);
+  char ok[2 + 1] = "OK";
+  EEPROM.put(0 + sizeof(ssid) + sizeof(password), ok);
   EEPROM.commit();
   EEPROM.end();
 }

libraries/DNSServer/examples/CaptivePortalAdvanced/handleHttp.ino

@@ -26,10 +26,10 @@ void handleRoot() {
 
 /** Redirect to captive portal if we got a request for another domain. Return true in that case so the page handler do not try to handle the request again. */
 boolean captivePortal() {
-  if (!isIp(server.hostHeader()) && server.hostHeader() != (String(myHostname)+".local")) {
+  if (!isIp(server.hostHeader()) && server.hostHeader() != (String(myHostname) + ".local")) {
     Serial.print("Request redirected to captive portal");
     server.sendHeader("Location", String("http://") + toStringIp(server.client().localIP()), true);
-    server.send ( 302, "text/plain", ""); // Empty content inhibits Content-length header so we have to close the socket ourselves.
+    server.send(302, "text/plain", "");   // Empty content inhibits Content-length header so we have to close the socket ourselves.
     server.client().stop(); // Stop is needed because we sent no content length
     return true;
   }
@@ -75,7 +75,7 @@ void handleWifi() {
   Serial.println("scan done");
   if (n > 0) {
     for (int i = 0; i < n; i++) {
-      server.sendContent(String() + "\r\n<tr><td>SSID " + WiFi.SSID(i) + String((WiFi.encryptionType(i) == ENC_TYPE_NONE)?" ":" *") + " (" + WiFi.RSSI(i) + ")</td></tr>");
+      server.sendContent(String() + "\r\n<tr><td>SSID " + WiFi.SSID(i) + String((WiFi.encryptionType(i) == ENC_TYPE_NONE) ? " " : " *") + " (" + WiFi.RSSI(i) + ")</td></tr>");
     }
   } else {
     server.sendContent(String() + "<tr><td>No WLAN found</td></tr>");
@@ -101,7 +101,7 @@ void handleWifiSave() {
   server.sendHeader("Cache-Control", "no-cache, no-store, must-revalidate");
   server.sendHeader("Pragma", "no-cache");
   server.sendHeader("Expires", "-1");
-  server.send ( 302, "text/plain", "");  // Empty content inhibits Content-length header so we have to close the socket ourselves.
+  server.send(302, "text/plain", "");    // Empty content inhibits Content-length header so we have to close the socket ourselves.
   server.client().stop(); // Stop is needed because we sent no content length
   saveCredentials();
   connect = strlen(ssid) > 0; // Request WLAN connect with new credentials if there is a SSID
@@ -115,17 +115,17 @@ void handleNotFound() {
   message += "URI: ";
   message += server.uri();
   message += "\nMethod: ";
-  message += ( server.method() == HTTP_GET ) ? "GET" : "POST";
+  message += (server.method() == HTTP_GET) ? "GET" : "POST";
   message += "\nArguments: ";
   message += server.args();
   message += "\n";
 
-  for ( uint8_t i = 0; i < server.args(); i++ ) {
-    message += " " + server.argName ( i ) + ": " + server.arg ( i ) + "\n";
+  for (uint8_t i = 0; i < server.args(); i++) {
+    message += " " + server.argName(i) + ": " + server.arg(i) + "\n";
   }
   server.sendHeader("Cache-Control", "no-cache, no-store, must-revalidate");
   server.sendHeader("Pragma", "no-cache");
   server.sendHeader("Expires", "-1");
-  server.send ( 404, "text/plain", message );
+  server.send(404, "text/plain", message);
 }
 

libraries/EEPROM/examples/eeprom_clear/eeprom_clear.ino

@@ -1,26 +1,25 @@
 /*
- * EEPROM Clear
- *
- * Sets all of the bytes of the EEPROM to 0.
- * This example code is in the public domain.
+   EEPROM Clear
 
- */
+   Sets all of the bytes of the EEPROM to 0.
+   This example code is in the public domain.
+
+*/
 
 #include <EEPROM.h>
 
-void setup()
-{
+void setup() {
   EEPROM.begin(512);
   // write a 0 to all 512 bytes of the EEPROM
-  for (int i = 0; i < 512; i++)
+  for (int i = 0; i < 512; i++) {
     EEPROM.write(i, 0);
+  }
 
   // turn the LED on when we're done
   pinMode(13, OUTPUT);
   digitalWrite(13, HIGH);
   EEPROM.end();
 }
 
-void loop()
-{
+void loop() {
 }