hooks: Lift out loop hook running into a helper

Rather of open-coding how we run loop hooks, twice, lift it out into a
function, and call that twice instead.

Signed-off-by: Gergely Nagy <algernon@madhouse-project.org>

src/Kaleidoscope.cpp

@@ -18,22 +18,24 @@ Kaleidoscope_::setup(void) {
     handle_key_event (Key_NoKey, 255, 255, 0);
 }
 
+void
+Kaleidoscope_::runLoopHooks (bool postClear) {
+  for (byte i = 0; loopHooks[i] != NULL && i < HOOK_MAX; i++) {
+    loopHook hook = loopHooks[i];
+    (*hook)(postClear);
+  }
+}
+
 void
 Kaleidoscope_::loop(void) {
     KeyboardHardware.scan_matrix();
 
-    for (byte i = 0; loopHooks[i] != NULL && i < HOOK_MAX; i++) {
-        loopHook hook = loopHooks[i];
-        (*hook)(false);
-    }
+    runLoopHooks(false);
 
     Keyboard.sendReport();
     Keyboard.releaseAll();
 
-    for (byte i = 0; loopHooks[i] != NULL && i < HOOK_MAX; i++) {
-        loopHook hook = loopHooks[i];
-        (*hook)(true);
-    }
+    runLoopHooks(true);
 }
 
 void

src/Kaleidoscope.h

@@ -94,6 +94,9 @@ class Kaleidoscope_ {
     static void replaceLoopHook(loopHook oldHook, loopHook newHook);
     static void appendLoopHook(loopHook hook);
     static void useLoopHook(loopHook hook);
+
+ private:
+    static void runLoopHooks(bool postClear);
 };
 
 extern Kaleidoscope_ Kaleidoscope;