Add missing dots at the end of exception messages

Author: fabpot

Extension/Core/DataTransformer/BooleanToStringTransformer.php

@@ -35,7 +35,7 @@ public function __construct(string $trueValue, array $falseValues = [null])
         $this->trueValue = $trueValue;
         $this->falseValues = $falseValues;
         if (\in_array($this->trueValue, $this->falseValues, true)) {
-            throw new InvalidArgumentException('The specified "true" value is contained in the false-values');
+            throw new InvalidArgumentException('The specified "true" value is contained in the false-values.');
         }
     }
 

ResolvedFormType.php

@@ -96,7 +96,7 @@ public function createBuilder(FormFactoryInterface $factory, $name, array $optio
         try {
             $options = $this->getOptionsResolver()->resolve($options);
         } catch (ExceptionInterface $e) {
-            throw new $e(sprintf('An error has occurred resolving the options of the form "%s": %s', \get_class($this->getInnerType()), $e->getMessage()), $e->getCode(), $e);
+            throw new $e(sprintf('An error has occurred resolving the options of the form "%s": %s.', \get_class($this->getInnerType()), $e->getMessage()), $e->getCode(), $e);
         }
 
         // Should be decoupled from the specific option at some point