updated examples to not rely on arduinos automatic forward declaration generation

Author: 256dpi

README.md

@@ -48,18 +48,6 @@ MQTTClient client;
 
 unsigned long lastMillis = 0;
 
-void setup() {
-  Serial.begin(115200);
-  WiFi.begin(ssid, pass);
-
-  // Note: Local domain names (e.g. "Computer.local" on OSX) are not supported by Arduino.
-  // You need to set the IP address directly.
-  client.begin("broker.shiftr.io", net);
-  client.onMessage(messageReceived);
-
-  connect();
-}
-
 void connect() {
   Serial.print("checking wifi...");
   while (WiFi.status() != WL_CONNECTED) {
@@ -79,6 +67,22 @@ void connect() {
   // client.unsubscribe("/hello");
 }
 
+void messageReceived(String &topic, String &payload) {
+  Serial.println("incoming: " + topic + " - " + payload);
+}
+
+void setup() {
+  Serial.begin(115200);
+  WiFi.begin(ssid, pass);
+
+  // Note: Local domain names (e.g. "Computer.local" on OSX) are not supported by Arduino.
+  // You need to set the IP address directly.
+  client.begin("broker.shiftr.io", net);
+  client.onMessage(messageReceived);
+
+  connect();
+}
+
 void loop() {
   client.loop();
 
@@ -92,10 +96,6 @@ void loop() {
     client.publish("/hello", "world");
   }
 }
-
-void messageReceived(String &topic, String &payload) {
-  Serial.println("incoming: " + topic + " - " + payload);
-}
 ```
 
 ## API

examples/AdafruitHuzzahESP8266/AdafruitHuzzahESP8266.ino

@@ -18,20 +18,6 @@ MQTTClient client;
 
 unsigned long lastMillis = 0;
 
-void connect();  // <- predefine connect() for setup()
-
-void setup() {
-  Serial.begin(115200);
-  WiFi.begin(ssid, pass);
-
-  // Note: Local domain names (e.g. "Computer.local" on OSX) are not supported by Arduino.
-  // You need to set the IP address directly.
-  client.begin("broker.shiftr.io", net);
-  client.onMessage(messageReceived);
-
-  connect();
-}
-
 void connect() {
   Serial.print("checking wifi...");
   while (WiFi.status() != WL_CONNECTED) {
@@ -51,6 +37,22 @@ void connect() {
   // client.unsubscribe("/hello");
 }
 
+void messageReceived(String &topic, String &payload) {
+  Serial.println("incoming: " + topic + " - " + payload);
+}
+
+void setup() {
+  Serial.begin(115200);
+  WiFi.begin(ssid, pass);
+
+  // Note: Local domain names (e.g. "Computer.local" on OSX) are not supported by Arduino.
+  // You need to set the IP address directly.
+  client.begin("broker.shiftr.io", net);
+  client.onMessage(messageReceived);
+
+  connect();
+}
+
 void loop() {
   client.loop();
   delay(10);  // <- fixes some issues with WiFi stability
@@ -65,7 +67,3 @@ void loop() {
     client.publish("/hello", "world");
   }
 }
-
-void messageReceived(String &topic, String &payload) {
-  Serial.println("incoming: " + topic + " - " + payload);
-}

examples/AdafruitHuzzahESP8266_SSL/AdafruitHuzzahESP8266_SSL.ino

@@ -18,22 +18,6 @@ MQTTClient client;
 
 unsigned long lastMillis = 0;
 
-void connect();  // <- predefine connect() for setup()
-
-void setup() {
-  Serial.begin(115200);
-  WiFi.begin(ssid, pass);
-
-  // Note: Local domain names (e.g. "Computer.local" on OSX) are not supported by Arduino.
-  // You need to set the IP address directly.
-  //
-  // MQTT brokers usually use port 8883 for secure connections.
-  client.begin("broker.shiftr.io", 8883, net);
-  client.onMessage(messageReceived);
-
-  connect();
-}
-
 void connect() {
   Serial.print("checking wifi...");
   while (WiFi.status() != WL_CONNECTED) {
@@ -53,6 +37,24 @@ void connect() {
   // client.unsubscribe("/hello");
 }
 
+void messageReceived(String &topic, String &payload) {
+  Serial.println("incoming: " + topic + " - " + payload);
+}
+
+void setup() {
+  Serial.begin(115200);
+  WiFi.begin(ssid, pass);
+
+  // Note: Local domain names (e.g. "Computer.local" on OSX) are not supported by Arduino.
+  // You need to set the IP address directly.
+  //
+  // MQTT brokers usually use port 8883 for secure connections.
+  client.begin("broker.shiftr.io", 8883, net);
+  client.onMessage(messageReceived);
+
+  connect();
+}
+
 void loop() {
   client.loop();
   delay(10);  // <- fixes some issues with WiFi stability
@@ -67,7 +69,3 @@ void loop() {
     client.publish("/hello", "world");
   }
 }
-
-void messageReceived(String &topic, String &payload) {
-  Serial.println("incoming: " + topic + " - " + payload);
-}

examples/ArduinoEthernetShield/ArduinoEthernetShield.ino

@@ -18,18 +18,6 @@ MQTTClient client;
 
 unsigned long lastMillis = 0;
 
-void setup() {
-  Serial.begin(115200);
-  Ethernet.begin(mac, ip);
-
-  // Note: Local domain names (e.g. "Computer.local" on OSX) are not supported by Arduino.
-  // You need to set the IP address directly.
-  client.begin("broker.shiftr.io", net);
-  client.onMessage(messageReceived);
-
-  connect();
-}
-
 void connect() {
   Serial.print("connecting...");
   while (!client.connect("arduino", "try", "try")) {
@@ -43,6 +31,22 @@ void connect() {
   // client.unsubscribe("/hello");
 }
 
+void messageReceived(String &topic, String &payload) {
+  Serial.println("incoming: " + topic + " - " + payload);
+}
+
+void setup() {
+  Serial.begin(115200);
+  Ethernet.begin(mac, ip);
+
+  // Note: Local domain names (e.g. "Computer.local" on OSX) are not supported by Arduino.
+  // You need to set the IP address directly.
+  client.begin("broker.shiftr.io", net);
+  client.onMessage(messageReceived);
+
+  connect();
+}
+
 void loop() {
   client.loop();
 
@@ -56,7 +60,3 @@ void loop() {
     client.publish("/hello", "world");
   }
 }
-
-void messageReceived(String &topic, String &payload) {
-  Serial.println("incoming: " + topic + " - " + payload);
-}

examples/ArduinoMKRGSM1400/ArduinoMKRGSM1400.ino

@@ -24,17 +24,6 @@ MQTTClient client;
 
 unsigned long lastMillis = 0;
 
-void setup() {
-  Serial.begin(115200);
-
-  // Note: Local domain names (e.g. "Computer.local" on OSX) are not supported by Arduino.
-  // You need to set the IP address directly.
-  client.begin("broker.shiftr.io", net);
-  client.onMessage(messageReceived);
-
-  connect();
-}
-
 void connect() {
   // connection state
   bool connected = false;
@@ -52,7 +41,7 @@ void connect() {
       delay(1000);
     }
   }
-  
+
   Serial.print("\nconnecting...");
   while (!client.connect("arduino", "try", "try")) {
     Serial.print(".");
@@ -65,6 +54,21 @@ void connect() {
   // client.unsubscribe("/hello");
 }
 
+void messageReceived(String &topic, String &payload) {
+  Serial.println("incoming: " + topic + " - " + payload);
+}
+
+void setup() {
+  Serial.begin(115200);
+
+  // Note: Local domain names (e.g. "Computer.local" on OSX) are not supported by Arduino.
+  // You need to set the IP address directly.
+  client.begin("broker.shiftr.io", net);
+  client.onMessage(messageReceived);
+
+  connect();
+}
+
 void loop() {
   client.loop();
 
@@ -78,7 +82,3 @@ void loop() {
     client.publish("/hello", "world");
   }
 }
-
-void messageReceived(String &topic, String &payload) {
-  Serial.println("incoming: " + topic + " - " + payload);
-}

examples/ArduinoMKRGSM1400_SSL/ArduinoMKRGSM1400_SSL.ino

@@ -24,19 +24,6 @@ MQTTClient client;
 
 unsigned long lastMillis = 0;
 
-void setup() {
-  Serial.begin(115200);
-
-  // Note: Local domain names (e.g. "Computer.local" on OSX) are not supported by Arduino.
-  // You need to set the IP address directly.
-  //
-  // MQTT brokers usually use port 8883 for secure connections.
-  client.begin("broker.shiftr.io", 8883, net);
-  client.onMessage(messageReceived);
-
-  connect();
-}
-
 void connect() {
   // connection state
   bool connected = false;
@@ -54,7 +41,7 @@ void connect() {
       delay(1000);
     }
   }
-  
+
   Serial.print("\nconnecting...");
   while (!client.connect("arduino", "try", "try")) {
     Serial.print(".");
@@ -67,6 +54,23 @@ void connect() {
   // client.unsubscribe("/hello");
 }
 
+void messageReceived(String &topic, String &payload) {
+  Serial.println("incoming: " + topic + " - " + payload);
+}
+
+void setup() {
+  Serial.begin(115200);
+
+  // Note: Local domain names (e.g. "Computer.local" on OSX) are not supported by Arduino.
+  // You need to set the IP address directly.
+  //
+  // MQTT brokers usually use port 8883 for secure connections.
+  client.begin("broker.shiftr.io", 8883, net);
+  client.onMessage(messageReceived);
+
+  connect();
+}
+
 void loop() {
   client.loop();
 
@@ -80,7 +84,3 @@ void loop() {
     client.publish("/hello", "world");
   }
 }
-
-void messageReceived(String &topic, String &payload) {
-  Serial.println("incoming: " + topic + " - " + payload);
-}

examples/ArduinoWiFi101/ArduinoWiFi101.ino

@@ -20,18 +20,6 @@ MQTTClient client;
 
 unsigned long lastMillis = 0;
 
-void setup() {
-  Serial.begin(115200);
-  WiFi.begin(ssid, pass);
-
-  // Note: Local domain names (e.g. "Computer.local" on OSX) are not supported by Arduino.
-  // You need to set the IP address directly.
-  client.begin("broker.shiftr.io", net);
-  client.onMessage(messageReceived);
-
-  connect();
-}
-
 void connect() {
   Serial.print("checking wifi...");
   while (WiFi.status() != WL_CONNECTED) {
@@ -51,6 +39,22 @@ void connect() {
   // client.unsubscribe("/hello");
 }
 
+void messageReceived(String &topic, String &payload) {
+  Serial.println("incoming: " + topic + " - " + payload);
+}
+
+void setup() {
+  Serial.begin(115200);
+  WiFi.begin(ssid, pass);
+
+  // Note: Local domain names (e.g. "Computer.local" on OSX) are not supported by Arduino.
+  // You need to set the IP address directly.
+  client.begin("broker.shiftr.io", net);
+  client.onMessage(messageReceived);
+
+  connect();
+}
+
 void loop() {
   client.loop();
 
@@ -64,7 +68,3 @@ void loop() {
     client.publish("/hello", "world");
   }
 }
-
-void messageReceived(String &topic, String &payload) {
-  Serial.println("incoming: " + topic + " - " + payload);
-}