moved to bool status return for example 8

Author: lewispg228

examples/Example_08_Sound_Effects/Example_08_Sound_Effects.ino

@@ -78,7 +78,7 @@ QwiicBuzzer buzzer;
 
 #define BUZZER_VOLUME 4 // loudest!!     
 //#define BUZZER_VOLUME 3 // pretty good volume for most things
-sfeTkError_t err; // used for checking for errors
+bool err; // used for checking for errors
 
 void setup() {
   Serial.begin(115200);
@@ -100,7 +100,7 @@ void setup() {
     err = buzzer.playSoundEffect(i, BUZZER_VOLUME);
 
     // Check whether the playSoundEffect() was successful
-    if (err != kSTkErrOk)
+    if (err == false)
     {
       Serial.println("error!");
       break;

src/sfeQwiicBuzzer.cpp

@@ -144,7 +144,7 @@ uint8_t sfeQwiicBuzzer::address()
     return _theBus->address();
 }
 
-sfeTkError_t sfeQwiicBuzzer::playSoundEffect(const uint8_t soundEffectNumber, const uint8_t volume)
+bool sfeQwiicBuzzer::playSoundEffect(const uint8_t soundEffectNumber, const uint8_t volume)
 {
     sfeTkError_t err;
 
@@ -184,7 +184,10 @@ sfeTkError_t sfeQwiicBuzzer::playSoundEffect(const uint8_t soundEffectNumber, co
         err = kSTkErrFail;
     }
 
-    return err;
+    if (err == kSTkErrOk)
+        return true;
+    else
+        return false;
 }
 
 sfeTkError_t sfeQwiicBuzzer::soundEffect0(const uint8_t volume)

src/sfeQwiicBuzzer.h

@@ -108,8 +108,8 @@ class sfeQwiicBuzzer
     /// @brief Plays one of the sound effects included in this library
     /// @param soundEffectNumber The sound effect you with to play
     /// @param volume Volume (4 settings; 0=off, 1=quiet... 4=loudest)
-    /// @return 0 for succuss, negative for errors, positive for warnings
-    sfeTkError_t playSoundEffect(const uint8_t soundEffectNumber, const uint8_t volume);
+    /// @return 1 for succuss, 0 error
+    bool playSoundEffect(const uint8_t soundEffectNumber, const uint8_t volume);
 
   private:
     /// @brief Plays sound effect 0 (aka "Siren")