Merge branch '2.3' into 2.6

* 2.3:
  [FrameworkBundle] Fix title and placeholder rendering in php form templates.
  RequestDataCollector - small fix
  renamed composer.phar to composer to be consistent with the Symfony docs
  [FrameworkBundle] bumped min version of Routing to 2.3
  removed composer --dev option everywhere
  fixed a test
  [Console] Fixed output bug, if escaped string in a formatted string.
  [Security] Remove ContextListener's onKernelResponse listener as it is used
  Revert "minor #12652 [HttpFoundation] [Hackday] #9942 test: Request::getContent() for null value (skler)"
  Revert "fixed assertion"
  fixed assertion
  [HttpFoundation] [Hackday] #9942 test: Request::getContent() for null value
  fixed URL
  Add reference to documentation in FormEvents phpdocs
  [YAML] Fix one-liners to work with multiple new lines
  Keep "pre" meaning for var_dump quick-and-dirty debug
  [Console][Table] Fix cell padding with multi-byte

Conflicts:
	src/Symfony/Bundle/FrameworkBundle/Resources/views/Form/widget_attributes.html.php
	src/Symfony/Bundle/FrameworkBundle/composer.json
	src/Symfony/Component/Console/Helper/TableHelper.php

.travis.yml

@@ -36,10 +36,10 @@ before_install:
     - if [ "$TRAVIS_BRANCH" = "master" ]; then export COMPOSER_ROOT_VERSION=dev-master; else export COMPOSER_ROOT_VERSION="$TRAVIS_BRANCH".x-dev; fi;
 
 install:
-    - if [ "$components" = "no" ]; then composer --prefer-source --dev install; fi;
+    - if [ "$components" = "no" ]; then composer --prefer-source install; fi;
 
 script:
     - if [ "$components" = "no" ]; then ls -d src/Symfony/*/* | parallel --gnu --keep-order 'echo -e "\\nRunning {} tests"; phpunit --exclude-group tty,benchmark,intl-data {} || (echo -e "\\e[41mKO\\e[0m {}" && $(exit 1));'; fi;
     - if [ "$components" = "no" ]; then echo -e "\\nRunning tests requiring tty"; phpunit --group tty || (echo -e "\\e[41mKO\\e[0m tty group" && $(exit 1)); fi;
-    - if [ "$components" = "high" ]; then find src/Symfony -mindepth 3 -type f -name phpunit.xml.dist | sed 's#\(.*\)/.*#\1#' | parallel --gnu --keep-order -j25% 'echo -e "\\nRunning {} tests"; cd {}; composer --prefer-source --dev update; phpunit --exclude-group tty,benchmark,intl-data || (echo -e "\\e[41mKO\\e[0m {}" && $(exit 1));'; fi;
-    - if [ "$components" = "low" ]; then find src/Symfony -mindepth 3 -type f -name phpunit.xml.dist | sed 's#\(.*\)/.*#\1#' | parallel --gnu --keep-order -j25% 'echo -e "\\nRunning {} tests"; cd {}; composer --prefer-source --dev --prefer-lowest --prefer-stable update; phpunit --exclude-group tty,benchmark,intl-data || (echo -e "\\e[41mKO\\e[0m {}" && $(exit 1));'; fi;
+    - if [ "$components" = "high" ]; then find src/Symfony -mindepth 3 -type f -name phpunit.xml.dist | sed 's#\(.*\)/.*#\1#' | parallel --gnu --keep-order -j25% 'echo -e "\\nRunning {} tests"; cd {}; composer --prefer-source update; phpunit --exclude-group tty,benchmark,intl-data || (echo -e "\\e[41mKO\\e[0m {}" && $(exit 1));'; fi;
+    - if [ "$components" = "low" ]; then find src/Symfony -mindepth 3 -type f -name phpunit.xml.dist | sed 's#\(.*\)/.*#\1#' | parallel --gnu --keep-order -j25% 'echo -e "\\nRunning {} tests"; cd {}; composer --prefer-source --prefer-lowest --prefer-stable update; phpunit --exclude-group tty,benchmark,intl-data || (echo -e "\\e[41mKO\\e[0m {}" && $(exit 1));'; fi;

src/Symfony/Bridge/Doctrine/README.md

@@ -10,5 +10,5 @@ Resources
 You can run the unit tests with the following command:
 
     $ cd path/to/Symfony/Bridge/Doctrine/
-    $ composer.phar install
+    $ composer install
     $ phpunit

src/Symfony/Bridge/Monolog/README.md

@@ -9,5 +9,5 @@ Resources
 You can run the unit tests with the following command:
 
     $ cd path/to/Symfony/Bridge/Monolog/
-    $ composer.phar install
+    $ composer install
     $ phpunit

src/Symfony/Bridge/Propel1/README.md

@@ -9,5 +9,5 @@ Resources
 You can run the unit tests with the following command:
 
     $ cd path/to/Symfony/Bridge/Propel1/
-    $ composer.phar install
+    $ composer install
     $ phpunit

src/Symfony/Bridge/ProxyManager/README.md

@@ -9,7 +9,7 @@ Resources
 You can run the unit tests with the following command:
 
     $ cd path/to/Symfony/Bridge/ProxyManager/
-    $ composer.phar install --dev
+    $ composer install
     $ phpunit
 
 [1]: https://github.com/Ocramius/ProxyManager

src/Symfony/Bridge/Twig/README.md

@@ -11,5 +11,5 @@ If you want to run the unit tests, install dev dependencies before
 running PHPUnit:
 
     $ cd path/to/Symfony/Bridge/Twig/
-    $ composer.phar install
+    $ composer install
     $ phpunit

src/Symfony/Bundle/FrameworkBundle/Resources/public/css/structure.css

@@ -62,7 +62,7 @@ img {
     width: 970px;
     margin: 0 auto;
 }
-pre {
+#content pre {
     white-space: normal;
     font-family: Arial, Helvetica, sans-serif;
 }

src/Symfony/Bundle/FrameworkBundle/Resources/views/Form/widget_attributes.html.php

@@ -2,7 +2,7 @@ id="<?php echo $view->escape($id) ?>" name="<?php echo $view->escape($full_name)
 <?php if ($disabled): ?>disabled="disabled" <?php endif ?>
 <?php if ($required): ?>required="required" <?php endif ?>
 <?php foreach ($attr as $k => $v): ?>
-<?php if (in_array($v, array('placeholder', 'title'), true)): ?>
+<?php if (in_array($k, array('placeholder', 'title'), true)): ?>
 <?php printf('%s="%s" ', $view->escape($k), $view->escape($view['translator']->trans($v, array(), $translation_domain))) ?>
 <?php elseif ($v === true): ?>
 <?php printf('%s="%s" ', $view->escape($k), $view->escape($k)) ?>

src/Symfony/Bundle/FrameworkBundle/composer.json

@@ -23,7 +23,7 @@
         "symfony/http-foundation": "~2.4.9|~2.5,>=2.5.4",
         "symfony/http-kernel": "~2.6",
         "symfony/filesystem": "~2.3",
-        "symfony/routing": "~2.2",
+        "symfony/routing": "~2.3",
         "symfony/security-core": "~2.6",
         "symfony/security-csrf": "~2.6",
         "symfony/stopwatch": "~2.3",

src/Symfony/Component/BrowserKit/README.md

@@ -19,5 +19,5 @@ provided by the HttpKernel component.
 You can run the unit tests with the following command:
 
     $ cd path/to/Symfony/Component/BrowserKit/
-    $ composer.phar install
+    $ composer install
     $ phpunit

src/Symfony/Component/ClassLoader/README.md

@@ -81,5 +81,5 @@ Resources
 You can run the unit tests with the following command:
 
     $ cd path/to/Symfony/Component/ClassLoader/
-    $ composer.phar install
+    $ composer install
     $ phpunit

src/Symfony/Component/Config/README.md

@@ -12,6 +12,6 @@ Resources
 You can run the unit tests with the following command:
 
     $ cd path/to/Symfony/Component/Config/
-    $ composer.phar install
+    $ composer install
     $ phpunit
 

src/Symfony/Component/Console/Formatter/OutputFormatter.php

@@ -150,6 +150,10 @@ class OutputFormatter implements OutputFormatterInterface
             $pos = $match[1];
             $text = $match[0];
 
+            if (0 != $pos && '\\' == $message[$pos - 1]) {
+                continue;
+            }
+
             // add the text up to the next tag
             $output .= $this->applyCurrentStyle(substr($message, $offset, $pos - $offset));
             $offset = $pos + strlen($text);
@@ -164,9 +168,6 @@ class OutputFormatter implements OutputFormatterInterface
             if (!$open && !$tag) {
                 // </>
                 $this->styleStack->pop();
-            } elseif ($pos && '\\' == $message[$pos - 1]) {
-                // escaped tag
-                $output .= $this->applyCurrentStyle($text);
             } elseif (false === $style = $this->createStyleFromString(strtolower($tag))) {
                 $output .= $this->applyCurrentStyle($text);
             } elseif ($open) {

src/Symfony/Component/Console/Helper/Helper.php

@@ -43,7 +43,7 @@ abstract class Helper implements HelperInterface
     }
 
     /**
-     * Returns the length of a string, using mb_strlen if it is available.
+     * Returns the length of a string, using mb_strwidth if it is available.
      *
      * @param string $string The string to check its length
      *

src/Symfony/Component/Console/Helper/Table.php

@@ -307,8 +307,8 @@ class Table
         $width = $this->getColumnWidth($column);
 
         // str_pad won't work properly with multi-byte strings, we need to fix the padding
-        if (function_exists('mb_strlen') && false !== $encoding = mb_detect_encoding($cell)) {
-            $width += strlen($cell) - mb_strlen($cell, $encoding);
+        if (function_exists('mb_strwidth') && false !== $encoding = mb_detect_encoding($cell)) {
+            $width += strlen($cell) - mb_strwidth($cell, $encoding);
         }
 
         $width += Helper::strlen($cell) - Helper::strlenWithoutDecoration($this->output->getFormatter(), $cell);

src/Symfony/Component/Console/README.md

@@ -50,7 +50,7 @@ Tests
 You can run the unit tests with the following command:
 
     $ cd path/to/Symfony/Component/Console/
-    $ composer.phar install
+    $ composer install
     $ phpunit
 
 Third Party

src/Symfony/Component/Console/Tests/Formatter/OutputFormatterTest.php

@@ -101,6 +101,11 @@ class OutputFormatterTest extends \PHPUnit_Framework_TestCase
             "(\033[32mz>=2.0,<a2.3\033[39m)",
             $formatter->format('(<info>'.$formatter->escape('z>=2.0,<a2.3').'</info>)')
         );
+
+        $this->assertEquals(
+            "\033[32m<error>some error</error>\033[0m",
+            $formatter->format('<info>'.$formatter->escape('<error>some error</error>').'</info>')
+        );
     }
 
     public function testDeepNestedStyles()

src/Symfony/Component/Console/Tests/Helper/LegacyTableHelperTest.php

@@ -256,7 +256,7 @@ TABLE
 
     public function testRenderMultiByte()
     {
-        if (!function_exists('mb_strlen')) {
+        if (!function_exists('mb_strwidth')) {
             $this->markTestSkipped('The "mbstring" extension is not available');
         }
 
@@ -276,6 +276,33 @@ TABLE
 | 1234 |
 +------+
 
+TABLE;
+
+        $this->assertEquals($expected, $this->getOutputContent($output));
+    }
+
+    public function testRenderFullWidthCharacters()
+    {
+        if (!function_exists('mb_strwidth')) {
+            $this->markTestSkipped('The "mbstring" extension is not available');
+        }
+
+        $table = new TableHelper();
+        $table
+            ->setHeaders(array('あいうえお'))
+            ->setRows(array(array(1234567890)))
+            ->setLayout(TableHelper::LAYOUT_DEFAULT)
+        ;
+        $table->render($output = $this->getOutputStream());
+
+        $expected =
+            <<<TABLE
++------------+
+| あいうえお |
++------------+
+| 1234567890 |
++------------+
+
 TABLE;
 
         $this->assertEquals($expected, $this->getOutputContent($output));

src/Symfony/Component/CssSelector/README.md

@@ -43,5 +43,5 @@ which is distributed under the BSD license.
 You can run the unit tests with the following command:
 
     $ cd path/to/Symfony/Component/CssSelector/
-    $ composer.phar install
+    $ composer install
     $ phpunit

src/Symfony/Component/Debug/README.md

@@ -39,5 +39,5 @@ Resources
 You can run the unit tests with the following command:
 
     $ cd path/to/Symfony/Component/Debug/
-    $ composer.phar install --dev
+    $ composer install
     $ phpunit

src/Symfony/Component/DependencyInjection/README.md

@@ -76,5 +76,5 @@ Resources
 You can run the unit tests with the following command:
 
     $ cd path/to/Symfony/Component/DependencyInjection/
-    $ composer.phar install
+    $ composer install
     $ phpunit

src/Symfony/Component/DomCrawler/README.md

@@ -32,5 +32,5 @@ Resources
 You can run the unit tests with the following command:
 
     $ cd path/to/Symfony/Component/DomCrawler/
-    $ composer.phar install
+    $ composer install
     $ phpunit

src/Symfony/Component/EventDispatcher/README.md

@@ -23,5 +23,5 @@ Resources
 You can run the unit tests with the following command:
 
     $ cd path/to/Symfony/Component/EventDispatcher/
-    $ composer.phar install
+    $ composer install
     $ phpunit

src/Symfony/Component/Filesystem/README.md

@@ -43,5 +43,5 @@ Resources
 You can run the unit tests with the following command:
 
     $ cd path/to/Symfony/Component/Filesystem/
-    $ composer.phar install
+    $ composer install
     $ phpunit

src/Symfony/Component/Finder/README.md

@@ -45,7 +45,7 @@ Resources
 You can run the unit tests with the following command:
 
     $ cd path/to/Symfony/Component/Finder/
-    $ composer.phar install
+    $ composer install
     $ phpunit
 
 [1]: http://api.symfony.com/2.5/Symfony/Component/Finder/SplFileInfo.html

src/Symfony/Component/Form/FormEvents.php

@@ -11,6 +11,12 @@
 namespace Symfony\Component\Form;
 
 /**
+ * To learn more about how form events work check the documentation
+ * entry at {@link http://symfony.com/doc/any/components/form/form_events.html}
+ *
+ * To learn how to dynamically modify forms using events check the cookbook
+ * entry at {@link http://symfony.com/doc/any/cookbook/form/dynamic_form_modification.html}
+ *
  * @author Bernhard Schussek <bschussek@gmail.com>
  */
 final class FormEvents

src/Symfony/Component/Form/README.md

@@ -22,5 +22,5 @@ Resources
 You can run the unit tests with the following command:
 
     $ cd path/to/Symfony/Component/Form/
-    $ composer.phar install
+    $ composer install
     $ phpunit

src/Symfony/Component/Form/Tests/AbstractLayoutTest.php

@@ -2107,4 +2107,18 @@ abstract class AbstractLayoutTest extends \Symfony\Component\Form\Test\FormInteg
         // no foo
         $this->assertNotContains('foo="', $html);
     }
+
+    public function testTranslatedAttributes()
+    {
+        $view = $this->factory->createNamedBuilder('name', 'form')
+            ->add('firstName', 'text', array('attr' => array('title' => 'Foo')))
+            ->add('lastName', 'text', array('attr' => array('placeholder' => 'Bar')))
+            ->getForm()
+            ->createView();
+
+        $html = $this->renderForm($view);
+
+        $this->assertMatchesXpath($html, '/form//input[@title="[trans]Foo[/trans]"]');
+        $this->assertMatchesXpath($html, '/form//input[@placeholder="[trans]Bar[/trans]"]');
+    }
 }

src/Symfony/Component/HttpFoundation/README.md

@@ -52,5 +52,5 @@ Resources
 You can run the unit tests with the following command:
 
     $ cd path/to/Symfony/Component/HttpFoundation/
-    $ composer.phar install
+    $ composer install
     $ phpunit

src/Symfony/Component/HttpKernel/DataCollector/RequestDataCollector.php

@@ -91,7 +91,7 @@ class RequestDataCollector extends DataCollector implements EventSubscriberInter
         $this->data = array(
             'format' => $request->getRequestFormat(),
             'content' => $content,
-            'content_type' => $response->headers->get('Content-Type') ? $response->headers->get('Content-Type') : 'text/html',
+            'content_type' => $response->headers->get('Content-Type', 'text/html'),
             'status_text' => isset(Response::$statusTexts[$statusCode]) ? Response::$statusTexts[$statusCode] : '',
             'status_code' => $statusCode,
             'request_query' => $request->query->all(),

src/Symfony/Component/HttpKernel/README.md

@@ -95,5 +95,5 @@ Resources
 You can run the unit tests with the following command:
 
     $ cd path/to/Symfony/Component/HttpKernel/
-    $ composer.phar install
+    $ composer install
     $ phpunit

src/Symfony/Component/Intl/CONTRIBUTING.md

@@ -10,7 +10,7 @@ Preparation
 To prepare, you need to install the development dependencies of the component.
 
     $ cd /path/to/Symfony/Component/Intl
-    $ composer.phar install --dev
+    $ composer install
 
 Determining your ICU version
 ---------------------------

src/Symfony/Component/Intl/README.md

@@ -18,7 +18,7 @@ Resources
 You can run the unit tests with the following command:
 
     $ cd path/to/Symfony/Component/Intl/
-    $ composer.phar install --dev
+    $ composer install
     $ phpunit
 
 [0]: http://www.php.net/manual/en/intl.setup.php

src/Symfony/Component/Intl/Resources/bin/update-data.php

@@ -50,7 +50,7 @@ the subdirectories bin/ and lib/.
 For running this script, the intl extension must be loaded and all vendors
 must have been installed through composer:
 
-composer install --dev
+composer install
 
 MESSAGE
     );

src/Symfony/Component/OptionsResolver/README.md

@@ -14,7 +14,7 @@ Resources
 You can run the unit tests with the following command:
 
     $ cd path/to/Symfony/Component/OptionsResolver/
-    $ composer.phar install
+    $ composer install
     $ phpunit
 
 [1]: http://symfony.com/doc/current/components/options_resolver.html

src/Symfony/Component/Process/README.md

@@ -47,5 +47,5 @@ Resources
 You can run the unit tests with the following command:
 
     $ cd path/to/Symfony/Component/Process/
-    $ composer.phar install
+    $ composer install
     $ phpunit

src/Symfony/Component/PropertyAccess/README.md

@@ -10,5 +10,5 @@ Resources
 You can run the unit tests with the following command:
 
     $ cd path/to/Symfony/Component/PropertyAccess/
-    $ composer.phar install
+    $ composer install
     $ phpunit

src/Symfony/Component/Routing/README.md

@@ -32,5 +32,5 @@ Resources
 You can run the unit tests with the following command:
 
     $ cd path/to/Symfony/Component/Routing/
-    $ composer.phar install
+    $ composer install
     $ phpunit

src/Symfony/Component/Security/Http/Firewall/ContextListener.php

@@ -113,6 +113,9 @@ class ContextListener implements ListenerInterface
             return;
         }
 
+        $this->dispatcher->removeListener(KernelEvents::RESPONSE, array($this, 'onKernelResponse'));
+        $this->registered = false;
+
         if (null !== $this->logger) {
             $this->logger->debug('Write SecurityContext in the session');
         }

src/Symfony/Component/Security/Http/Tests/Firewall/ContextListenerTest.php

@@ -22,6 +22,7 @@ use Symfony\Component\Security\Core\Authentication\Token\Storage\TokenStorage;
 use Symfony\Component\Security\Core\Authentication\Token\UsernamePasswordToken;
 use Symfony\Component\Security\Core\SecurityContext;
 use Symfony\Component\Security\Http\Firewall\ContextListener;
+use Symfony\Component\EventDispatcher\EventDispatcher;
 
 class ContextListenerTest extends \PHPUnit_Framework_TestCase
 {
@@ -112,7 +113,7 @@ class ContextListenerTest extends \PHPUnit_Framework_TestCase
             new Response()
         );
 
-        $listener = new ContextListener($this->securityContext, array(), 'session');
+        $listener = new ContextListener($this->securityContext, array(), 'session', null, new EventDispatcher());
         $listener->onKernelResponse($event);
 
         $this->assertTrue($session->isStarted());
@@ -131,7 +132,7 @@ class ContextListenerTest extends \PHPUnit_Framework_TestCase
             new Response()
         );
 
-        $listener = new ContextListener($this->securityContext, array(), 'session');
+        $listener = new ContextListener($this->securityContext, array(), 'session', null, new EventDispatcher());
         $listener->onKernelResponse($event);
 
         $this->assertFalse($session->isStarted());
@@ -203,6 +204,35 @@ class ContextListenerTest extends \PHPUnit_Framework_TestCase
         $listener->handle($event);
     }
 
+    public function testOnKernelResponseListenerRemovesItself()
+    {
+        $context = $this->getMock('Symfony\Component\Security\Core\SecurityContextInterface');
+        $dispatcher = $this->getMock('Symfony\Component\EventDispatcher\EventDispatcherInterface');
+        $event = $this->getMockBuilder('Symfony\Component\HttpKernel\Event\FilterResponseEvent')
+            ->disableOriginalConstructor()
+            ->getMock();
+
+        $listener = new ContextListener($context, array(), 'key123', null, $dispatcher);
+
+        $request = $this->getMock('Symfony\Component\HttpFoundation\Request');
+        $request->expects($this->any())
+            ->method('hasSession')
+            ->will($this->returnValue(true));
+
+        $event->expects($this->any())
+            ->method('getRequestType')
+            ->will($this->returnValue(HttpKernelInterface::MASTER_REQUEST));
+        $event->expects($this->any())
+            ->method('getRequest')
+            ->will($this->returnValue($request));
+
+        $dispatcher->expects($this->once())
+            ->method('removeListener')
+            ->with(KernelEvents::RESPONSE, array($listener, 'onKernelResponse'));
+
+        $listener->onKernelResponse($event);
+    }
+
     public function testHandleRemovesTokenIfNoPreviousSessionWasFound()
     {
         $request = $this->getMock('Symfony\Component\HttpFoundation\Request');
@@ -241,7 +271,7 @@ class ContextListenerTest extends \PHPUnit_Framework_TestCase
             new Response()
         );
 
-        $listener = new ContextListener($this->securityContext, array(), 'session');
+        $listener = new ContextListener($this->securityContext, array(), 'session', null, new EventDispatcher());
         $listener->onKernelResponse($event);
 
         return $session;

src/Symfony/Component/Security/README.md

@@ -19,5 +19,5 @@ Tests
 You can run the unit tests with the following command:
 
     $ cd path/to/Symfony/Component/Security/
-    $ composer.phar install
+    $ composer install
     $ phpunit

src/Symfony/Component/Serializer/README.md

@@ -11,5 +11,5 @@ Resources
 You can run the unit tests with the following command:
 
     $ cd path/to/Symfony/Component/Serializer/
-    $ composer.phar install
+    $ composer install
     $ phpunit

src/Symfony/Component/Stopwatch/README.md

@@ -9,5 +9,5 @@ Resources
 You can run the unit tests with the following command:
 
     $ cd path/to/Symfony/Component/Stopwatch/
-    $ composer.phar install
+    $ composer install
     $ phpunit

src/Symfony/Component/Templating/README.md

@@ -14,5 +14,5 @@ Resources
 You can run the unit tests with the following command:
 
     $ cd path/to/Symfony/Component/Templating/
-    $ composer.phar install
+    $ composer install
     $ phpunit

src/Symfony/Component/Translation/README.md

@@ -33,5 +33,5 @@ http://symfony.com/doc/2.6/book/translation.html
 You can run the unit tests with the following command:
 
     $ cd path/to/Symfony/Component/Translation/
-    $ composer.phar install
+    $ composer install
     $ phpunit

src/Symfony/Component/Validator/README.md

@@ -122,5 +122,5 @@ http://jcp.org/en/jsr/detail?id=303
 You can run the unit tests with the following command:
 
     $ cd path/to/Symfony/Component/Validator/
-    $ composer.phar install
+    $ composer install
     $ phpunit

src/Symfony/Component/Yaml/Parser.php

@@ -52,13 +52,13 @@ class Parser
      */
     public function parse($value, $exceptionOnInvalidType = false, $objectSupport = false, $objectForMap = false)
     {
-        $this->currentLineNb = -1;
-        $this->currentLine = '';
-        $this->lines = explode("\n", $this->cleanup($value));
-
         if (!preg_match('//u', $value)) {
             throw new ParseException('The YAML value does not appear to be valid UTF-8.');
         }
+        $this->currentLineNb = -1;
+        $this->currentLine = '';
+        $value = $this->cleanup($value);
+        $this->lines = explode("\n", $value);
 
         if (function_exists('mb_internal_encoding') && ((int) ini_get('mbstring.func_overload')) & 2) {
             $mbEncoding = mb_internal_encoding();
@@ -233,9 +233,8 @@ class Parser
                     throw new ParseException('Multiple documents are not supported.');
                 }
 
-                // 1-liner optionally followed by newline
-                $lineCount = count($this->lines);
-                if (1 === $lineCount || (2 === $lineCount && empty($this->lines[1]))) {
+                // 1-liner optionally followed by newline(s)
+                if ($this->lines[0] === trim($value)) {
                     try {
                         $value = Inline::parse($this->lines[0], $exceptionOnInvalidType, $objectSupport, $objectForMap, $this->refs);
                     } catch (ParseException $e) {

src/Symfony/Component/Yaml/README.md

@@ -17,5 +17,5 @@ Resources
 You can run the unit tests with the following command:
 
     $ cd path/to/Symfony/Component/Yaml/
-    $ composer.phar install
+    $ composer install
     $ phpunit

src/Symfony/Component/Yaml/Tests/ParserTest.php

@@ -135,6 +135,14 @@ EOF;
         );
         $tests['Literal block chomping strip with multiple trailing newlines'] = array($expected, $yaml);
 
+        $yaml = <<<'EOF'
+{}
+
+
+EOF;
+        $expected = array();
+        $tests['Literal block chomping strip with multiple trailing newlines after a 1-liner'] = array($expected, $yaml);
+
         $yaml = <<<'EOF'
 foo: |-
     one