implementing log buffer flush

Author: sovcik

library.json

@@ -15,7 +15,7 @@
       "maintainer": true
     }
   ],
-  "version": "1.0",
+  "version": "1.0.3",
   "frameworks": "arduino",
   "platforms": [
         "espressif32", 

src/LogBuffer.h

@@ -24,6 +24,7 @@ class LogBuffer {
         virtual unsigned int size()=0;
         virtual int read(LogRecord *rec)=0; // should return zero if read failed
         virtual int write(LogRecord *rec)=0; // should return zero if read failed
+        virtual void flush(){stop();begin(1);};
 
         virtual int isReady()=0;
         virtual int isEmpty()=0;

src/Logger.cpp

@@ -94,4 +94,9 @@ void Logger::processBuffer(){
             DEBUG_PRINT("[logger:proLog] failed writing log entry - log entry lost\n");
     }
 
+}
+
+void Logger::flushBuffer(){
+    if (!logBuffer) return;
+    logBuffer->flush();
 }

src/Logger.h

@@ -32,6 +32,7 @@ class Logger {
         void setBuffer(LogBuffer *logBuffer);
         LogBuffer* getBuffer();
         void processBuffer();
+        void flushBuffer();
 
 };