bug #2131 fix: Throwable configuration (GuigZ-)

This PR was merged into the 2.7 branch.

Discussion
----------

fix: Throwable configuration

Commits
-------

163d570 fix(maps): throwable maps

Author: xabbuh

DependencyInjection/Configuration.php

@@ -492,10 +492,10 @@ private function addExceptionSection(ArrayNodeDefinition $rootNode)
      *
      * @throws InvalidConfigurationException if the class was not found
      */
-    private function testExceptionExists($exception)
+    private function testExceptionExists($throwable)
     {
-        if (!is_subclass_of($exception, \Exception::class) && !is_a($exception, \Exception::class, true)) {
-            throw new InvalidConfigurationException("FOSRestBundle exception mapper: Could not load class '$exception' or the class does not extend from '\\Exception'. Most probably this is a configuration problem.");
+        if (!is_subclass_of($throwable, \Throwable::class)) {
+            throw new InvalidConfigurationException("FOSRestBundle exception mapper: Could not load class '$throwable' or the class does not extend from '\\Throwable'. Most probably this is a configuration problem.");
         }
     }
 }

Tests/DependencyInjection/ConfigurationTest.php

@@ -46,6 +46,7 @@ public function testExceptionCodesAcceptsIntegers()
     {
         $expectedConfig = [
             \RuntimeException::class => 500,
+            \TypeError::class => 500,
         ];
 
         $config = $this->processor->processConfiguration(
@@ -132,7 +133,7 @@ public function testLoadBadMessagesClassThrowsException()
 
     /**
      * @expectedException \Symfony\Component\Config\Definition\Exception\InvalidConfigurationException
-     * @expectedExceptionMessage Could not load class 'UnknownException' or the class does not extend from '\Exception'
+     * @expectedExceptionMessage Could not load class 'UnknownException' or the class does not extend from '\Throwable'
      */
     public function testLoadBadCodesClassThrowsException()
     {