Fix quotes in exception messages

Author: fabpot

Process.php

@@ -1681,7 +1681,7 @@ function ($m) use (&$env, &$varCache, &$varCount, $uid) {
     private function requireProcessIsStarted($functionName)
     {
         if (!$this->isStarted()) {
-            throw new LogicException(sprintf('Process must be started before calling %s.', $functionName));
+            throw new LogicException(sprintf('Process must be started before calling "%s()".', $functionName));
         }
     }
 
@@ -1695,7 +1695,7 @@ private function requireProcessIsStarted($functionName)
     private function requireProcessIsTerminated($functionName)
     {
         if (!$this->isTerminated()) {
-            throw new LogicException(sprintf('Process must be terminated before calling %s.', $functionName));
+            throw new LogicException(sprintf('Process must be terminated before calling "%s()".', $functionName));
         }
     }
 

Tests/ProcessTest.php

@@ -936,7 +936,7 @@ public function testMethodsThatNeedARunningProcess($method)
         $process = $this->getProcess('foo');
 
         $this->expectException('Symfony\Component\Process\Exception\LogicException');
-        $this->expectExceptionMessage(sprintf('Process must be started before calling %s.', $method));
+        $this->expectExceptionMessage(sprintf('Process must be started before calling "%s()".', $method));
 
         $process->{$method}();
     }