diff --git a/src/Symfony/Bundle/FrameworkBundle/Tests/Fixtures/Descriptor/alias_1.txt b/src/Symfony/Bundle/FrameworkBundle/Tests/Fixtures/Descriptor/alias_1.txt
index 91ed6790f0..4be149bffb 100644
--- a/src/Symfony/Bundle/FrameworkBundle/Tests/Fixtures/Descriptor/alias_1.txt
+++ b/src/Symfony/Bundle/FrameworkBundle/Tests/Fixtures/Descriptor/alias_1.txt
@@ -1,3 +1,3 @@
 
- // This service is an alias for the service service_1                                                                  
+ // This service is an alias for the service service_1                                                                  
 
diff --git a/src/Symfony/Bundle/FrameworkBundle/Tests/Fixtures/Descriptor/alias_2.txt b/src/Symfony/Bundle/FrameworkBundle/Tests/Fixtures/Descriptor/alias_2.txt
index 1ebffe38ac..0dbee6ac67 100644
--- a/src/Symfony/Bundle/FrameworkBundle/Tests/Fixtures/Descriptor/alias_2.txt
+++ b/src/Symfony/Bundle/FrameworkBundle/Tests/Fixtures/Descriptor/alias_2.txt
@@ -1,3 +1,3 @@
 
- // This service is an alias for the service service_2                                                                  
+ // This service is an alias for the service service_2                                                                  
 
diff --git a/src/Symfony/Component/Console/Style/SymfonyStyle.php b/src/Symfony/Component/Console/Style/SymfonyStyle.php
index 53a7951e01..f5012637b4 100644
--- a/src/Symfony/Component/Console/Style/SymfonyStyle.php
+++ b/src/Symfony/Component/Console/Style/SymfonyStyle.php
@@ -66,53 +66,10 @@ class SymfonyStyle extends OutputStyle
      */
     public function block($messages, $type = null, $style = null, $prefix = ' ', $padding = false)
     {
-        $this->autoPrependBlock();
         $messages = is_array($messages) ? array_values($messages) : array($messages);
-        $indentLength = 0;
-        $lines = array();
 
-        if (null !== $type) {
-            $typePrefix = sprintf('[%s] ', $type);
-            $indentLength = strlen($typePrefix);
-            $lineIndentation = str_repeat(' ', $indentLength);
-        }
-
-        // wrap and add newlines for each element
-        foreach ($messages as $key => $message) {
-            $message = OutputFormatter::escape($message);
-            $lines = array_merge($lines, explode(PHP_EOL, wordwrap($message, $this->lineLength - Helper::strlen($prefix) - $indentLength, PHP_EOL, true)));
-
-            // prefix each line with a number of spaces equivalent to the type length
-            if (null !== $type) {
-                foreach ($lines as &$line) {
-                    $line = $lineIndentation === substr($line, 0, $indentLength) ? $line : $lineIndentation.$line;
-                }
-            }
-
-            if (count($messages) > 1 && $key < count($messages) - 1) {
-                $lines[] = '';
-            }
-        }
-
-        if (null !== $type) {
-            $lines[0] = substr_replace($lines[0], $typePrefix, 0, $indentLength);
-        }
-
-        if ($padding && $this->isDecorated()) {
-            array_unshift($lines, '');
-            $lines[] = '';
-        }
-
-        foreach ($lines as &$line) {
-            $line = sprintf('%s%s', $prefix, $line);
-            $line .= str_repeat(' ', $this->lineLength - Helper::strlenWithoutDecoration($this->getFormatter(), $line));
-
-            if ($style) {
-                $line = sprintf('<%s>%s</>', $style, $line);
-            }
-        }
-
-        $this->writeln($lines);
+        $this->autoPrependBlock();
+        $this->writeln($this->createBlock($messages, $type, $style, $prefix, $padding, true));
         $this->newLine();
     }
 
@@ -177,11 +134,10 @@ class SymfonyStyle extends OutputStyle
     public function comment($message)
     {
         $messages = is_array($message) ? array_values($message) : array($message);
-        foreach ($messages as &$message) {
-            $message = $this->getFormatter()->format($message);
-        }
 
-        $this->block($messages, null, null, ' // ');
+        $this->autoPrependBlock();
+        $this->writeln($this->createBlock($messages, null, null, '<fg=default;bg=default> // </>'));
+        $this->newLine();
     }
 
     /**
@@ -437,4 +393,50 @@ class SymfonyStyle extends OutputStyle
             return substr($value, -4);
         }, array_merge(array($this->bufferedOutput->fetch()), (array) $messages));
     }
+
+    private function createBlock($messages, $type = null, $style = null, $prefix = ' ', $padding = false, $escape = false)
+    {
+        $indentLength = 0;
+        $prefixLength = Helper::strlenWithoutDecoration($this->getFormatter(), $prefix);
+        $lines = array();
+
+        if (null !== $type) {
+            $type = sprintf('[%s] ', $type);
+            $indentLength = strlen($type);
+            $lineIndentation = str_repeat(' ', $indentLength);
+        }
+
+        // wrap and add newlines for each element
+        foreach ($messages as $key => $message) {
+            if ($escape) {
+                $message = OutputFormatter::escape($message);
+            }
+
+            $lines = array_merge($lines, explode(PHP_EOL, wordwrap($message, $this->lineLength - $prefixLength - $indentLength, PHP_EOL, true)));
+
+            if (count($messages) > 1 && $key < count($messages) - 1) {
+                $lines[] = '';
+            }
+        }
+
+        foreach ($lines as $i => &$line) {
+            if (null !== $type) {
+                $line = 0 === $i ? $type.$line : $lineIndentation.$line;
+            }
+
+            $line = $prefix.$line;
+            $line .= str_repeat(' ', $this->lineLength - Helper::strlenWithoutDecoration($this->getFormatter(), $line));
+
+            if ($style) {
+                $line = sprintf('<%s>%s</>', $style, $line);
+            }
+        }
+
+        if ($padding && $this->isDecorated()) {
+            array_unshift($lines, '');
+            $lines[] = '';
+        }
+
+        return $lines;
+    }
 }
diff --git a/src/Symfony/Component/Console/Tests/Fixtures/Style/SymfonyStyle/command/command_13.php b/src/Symfony/Component/Console/Tests/Fixtures/Style/SymfonyStyle/command/command_13.php
new file mode 100644
index 0000000000..fe084365f9
--- /dev/null
+++ b/src/Symfony/Component/Console/Tests/Fixtures/Style/SymfonyStyle/command/command_13.php
@@ -0,0 +1,15 @@
+<?php
+
+use Symfony\Component\Console\Input\InputInterface;
+use Symfony\Component\Console\Output\OutputInterface;
+use Symfony\Component\Console\Tests\Style\SymfonyStyleWithForcedLineLength;
+use Symfony\Component\Console\Style\SymfonyStyle;
+
+// ensure that nested tags have no effect on the color of the '//' prefix
+return function (InputInterface $input, OutputInterface $output) {
+    $output->setDecorated(true);
+    $output = new SymfonyStyle($input, $output);
+    $output->comment(
+        'Lorem ipsum dolor sit <comment>amet, consectetur adipisicing elit, sed do eiusmod tempor incididunt ut labore et dolore magna aliqua. Ut enim ad minim veniam, quis nostrud exercitation ullamco laboris nisi ut aliquip ex ea commodo consequat. Duis aute irure dolor in reprehenderit in voluptate velit esse cillum dolore eu fugiat nulla pariatur.</comment> Excepteur sint occaecat cupidatat non proident, sunt in culpa qui officia deserunt mollit anim id est laborum'
+    );
+};
diff --git a/src/Symfony/Component/Console/Tests/Fixtures/Style/SymfonyStyle/command/command_14.php b/src/Symfony/Component/Console/Tests/Fixtures/Style/SymfonyStyle/command/command_14.php
new file mode 100644
index 0000000000..e719f71812
--- /dev/null
+++ b/src/Symfony/Component/Console/Tests/Fixtures/Style/SymfonyStyle/command/command_14.php
@@ -0,0 +1,17 @@
+<?php
+
+use Symfony\Component\Console\Input\InputInterface;
+use Symfony\Component\Console\Output\OutputInterface;
+use Symfony\Component\Console\Tests\Style\SymfonyStyleWithForcedLineLength;
+
+// ensure that block() behaves properly with a prefix and without type
+return function (InputInterface $input, OutputInterface $output) {
+    $output = new SymfonyStyleWithForcedLineLength($input, $output);
+    $output->block(
+        'Lorem ipsum dolor sit amet, consectetur adipisicing elit, sed do eiusmod tempor incididunt ut labore et dolore magna aliqua. Ut enim ad minim veniam, quis nostrud exercitation ullamco laboris nisi ut aliquip ex ea commodo consequat. Duis aute irure dolor in reprehenderit in voluptate velit esse cillum dolore eu fugiat nulla pariatur. Excepteur sint occaecat cupidatat non proident, sunt in culpa qui officia deserunt mollit anim id est laborum',
+        null,
+        null,
+        '$ ',
+        true
+    );
+};
diff --git a/src/Symfony/Component/Console/Tests/Fixtures/Style/SymfonyStyle/command/command_15.php b/src/Symfony/Component/Console/Tests/Fixtures/Style/SymfonyStyle/command/command_15.php
new file mode 100644
index 0000000000..29e555b047
--- /dev/null
+++ b/src/Symfony/Component/Console/Tests/Fixtures/Style/SymfonyStyle/command/command_15.php
@@ -0,0 +1,14 @@
+<?php
+
+use Symfony\Component\Console\Input\InputInterface;
+use Symfony\Component\Console\Output\OutputInterface;
+use Symfony\Component\Console\Tests\Style\SymfonyStyleWithForcedLineLength;
+
+// ensure that block() behaves properly with a type and without prefix
+return function (InputInterface $input, OutputInterface $output) {
+    $output = new SymfonyStyleWithForcedLineLength($input, $output);
+    $output->block(
+        'Lorem ipsum dolor sit amet, consectetur adipisicing elit, sed do eiusmod tempor incididunt ut labore et dolore magna aliqua. Ut enim ad minim veniam, quis nostrud exercitation ullamco laboris nisi ut aliquip ex ea commodo consequat. Duis aute irure dolor in reprehenderit in voluptate velit esse cillum dolore eu fugiat nulla pariatur. Excepteur sint occaecat cupidatat non proident, sunt in culpa qui officia deserunt mollit anim id est laborum',
+        'TEST'
+    );
+};
diff --git a/src/Symfony/Component/Console/Tests/Fixtures/Style/SymfonyStyle/output/output_13.txt b/src/Symfony/Component/Console/Tests/Fixtures/Style/SymfonyStyle/output/output_13.txt
new file mode 100644
index 0000000000..0f3704b748
--- /dev/null
+++ b/src/Symfony/Component/Console/Tests/Fixtures/Style/SymfonyStyle/output/output_13.txt
@@ -0,0 +1,7 @@
+
+ // Lorem ipsum dolor sit amet, consectetur adipisicing elit, sed do eiusmod tempor incididunt ut labore et             
+ // dolore magna aliqua. Ut enim ad minim veniam, quis nostrud exercitation ullamco laboris nisi ut aliquip ex ea       
+ // commodo consequat. Duis aute irure dolor in reprehenderit in voluptate velit esse cillum dolore eu fugiat nulla     
+ // pariatur. Excepteur sint occaecat cupidatat non proident, sunt in culpa qui officia deserunt mollit anim            
+ // id est laborum                                                                                                      
+
diff --git a/src/Symfony/Component/Console/Tests/Fixtures/Style/SymfonyStyle/output/output_14.txt b/src/Symfony/Component/Console/Tests/Fixtures/Style/SymfonyStyle/output/output_14.txt
new file mode 100644
index 0000000000..1d0d37e7fe
--- /dev/null
+++ b/src/Symfony/Component/Console/Tests/Fixtures/Style/SymfonyStyle/output/output_14.txt
@@ -0,0 +1,6 @@
+
+$ Lorem ipsum dolor sit amet, consectetur adipisicing elit, sed do eiusmod tempor incididunt ut labore et dolore magna  
+$ aliqua. Ut enim ad minim veniam, quis nostrud exercitation ullamco laboris nisi ut aliquip ex ea commodo consequat.   
+$ Duis aute irure dolor in reprehenderit in voluptate velit esse cillum dolore eu fugiat nulla pariatur. Excepteur sint 
+$ occaecat cupidatat non proident, sunt in culpa qui officia deserunt mollit anim id est laborum                        
+
diff --git a/src/Symfony/Component/Console/Tests/Fixtures/Style/SymfonyStyle/output/output_15.txt b/src/Symfony/Component/Console/Tests/Fixtures/Style/SymfonyStyle/output/output_15.txt
new file mode 100644
index 0000000000..66404b8151
--- /dev/null
+++ b/src/Symfony/Component/Console/Tests/Fixtures/Style/SymfonyStyle/output/output_15.txt
@@ -0,0 +1,7 @@
+
+ [TEST] Lorem ipsum dolor sit amet, consectetur adipisicing elit, sed do eiusmod tempor incididunt ut labore et dolore  
+        magna aliqua. Ut enim ad minim veniam, quis nostrud exercitation ullamco laboris nisi ut aliquip ex ea commodo  
+        consequat. Duis aute irure dolor in reprehenderit in voluptate velit esse cillum dolore eu fugiat nulla         
+        pariatur. Excepteur sint occaecat cupidatat non proident, sunt in culpa qui officia deserunt mollit anim id est 
+        laborum                                                                                                         
+