Added __invoke() to SignalTrap and fixed phpunit xml

examples/signaltraps.php

@@ -9,8 +9,15 @@ use NoccyLabs\Ipc\Signal\SignalTrap;
 $trap = new SignalTrap(SIGINT);
 echo "Press ctrl-c...\n";
 
-while (!$trap->isTrapped()) {
+while (!$trap->isTrapped(true)) {
     usleep(10000);
 }
 
-echo "Thanks!\n";
+echo "Thanks!\n";
+echo "And once more...\n";
+
+while (!$trap(true)) {
+    usleep(10000);
+}
+
+echo "Thanks!\n";

phpunit.xml

@@ -8,7 +8,7 @@
          beStrictAboutTestsThatDoNotTestAnything="true"
          beStrictAboutTodoAnnotatedTests="true"
          verbose="true">
-    <testsuite>
+    <testsuite name="default">
         <directory suffix="Test.php">tests</directory>
     </testsuite>
 

src/Signal/SignalTrap.php

@@ -45,4 +45,9 @@ class SignalTrap
         return false;
     }
 
-}
+    public function __invoke($reset=true):bool
+    {
+        return $this->isTrapped($reset);
+    }
+
+}