Added support for PHP 5.3 namespaces in the PHP lexer.

4 files changed, 16 insertions, 5 deletions

diff --git a/AUTHORS b/AUTHORS
index 0f9937a0..02fab08e 100644
--- a/AUTHORS
+++ b/AUTHORS
@@ -26,6 +26,7 @@ Other contributors, listed alphabetically, are:
 * Laurent Gautier -- R/S lexer
 * Krzysiek Goj -- Scala lexer
 * Matt Good -- Genshi, Cheetah lexers
+* Patrick Gotthardt -- PHP namespaces support
 * Olivier Guibe -- Asymptote lexer
 * Matthew Harrison -- SVG formatter
 * Steven Hazel -- Tcl lexer
diff --git a/CHANGES b/CHANGES
index 6c57c101..f91955a5 100644
--- a/CHANGES
+++ b/CHANGES
@@ -22,6 +22,8 @@ Version 1.3
 
 - Enhanced reStructuredText highlighting.
 
+- Added support for PHP 5.3 namespaces in the PHP lexer.
+
 - Fixed a bug in `do_insertions()` used for multi-lexer languages.
 
 - Fixed a Ruby regex highlighting bug (#476).
diff --git a/pygments/lexers/web.py b/pygments/lexers/web.py
index 1d265dbd..ec0b27be 100644
--- a/pygments/lexers/web.py
+++ b/pygments/lexers/web.py
@@ -715,7 +715,7 @@ class PhpLexer(RegexLexer):
         ],
         'php': [
             (r'\?>', Comment.Preproc, '#pop'),
-            (r'<<<([a-zA-Z_][a-zA-Z0-9_]*)\n.*?\n\1\;?\n', String),
+            (r'<<<(\'?)([a-zA-Z_][a-zA-Z0-9_]*)\1\n.*?\n\2\;?\n', String),
             (r'\s+', Text),
             (r'#.*?\n', Comment.Single),
             (r'//.*?\n', Comment.Single),
@@ -729,6 +729,7 @@ class PhpLexer(RegexLexer):
             (r'[~!%^&*+=|:.<>/?@-]+', Operator),
             (r'[\[\]{}();,]+', Punctuation),
             (r'(class)(\s+)', bygroups(Keyword, Text), 'classname'),
+            (r'(function)(\s*)(?=\()', bygroups(Keyword, Text)),
             (r'(function)(\s+)(&?)(\s*)',
               bygroups(Keyword, Text, Operator, Text), 'functionname'),
             (r'(const)(\s+)([a-zA-Z_][a-zA-Z0-9_]*)',
@@ -742,11 +743,11 @@ class PhpLexer(RegexLexer):
              r'endif|list|__LINE__|endswitch|new|__sleep|endwhile|not|'
              r'array|__wakeup|E_ALL|NULL|final|php_user_filter|interface|'
              r'implements|public|private|protected|abstract|clone|try|'
-             r'catch|throw|this)\b', Keyword),
+             r'catch|throw|this|use|namespace)\b', Keyword),
             ('(true|false|null)\b', Keyword.Constant),
             (r'\$\{\$+[a-zA-Z_][a-zA-Z0-9_]*\}', Name.Variable),
             (r'\$+[a-zA-Z_][a-zA-Z0-9_]*', Name.Variable),
-            ('[a-zA-Z_][a-zA-Z0-9_]*', Name.Other),
+            (r'[\\a-zA-Z_][\\a-zA-Z0-9_]*', Name.Other),
             (r"[0-9](\.[0-9]*)?(eE[+-][0-9])?[flFLdD]?|"
              r"0[xX][0-9a-fA-F]+[Ll]?", Number),
             (r"'([^'\\]*(?:\\.[^'\\]*)*)'", String.Single),
@@ -754,7 +755,7 @@ class PhpLexer(RegexLexer):
             (r'"', String.Double, 'string'),
         ],
         'classname': [
-            (r'[a-zA-Z_][a-zA-Z0-9_]*', Name.Class, '#pop')
+            (r'[a-zA-Z_][\\a-zA-Z0-9_]*', Name.Class, '#pop')
         ],
         'functionname': [
             (r'[a-zA-Z_][a-zA-Z0-9_]*', Name.Function, '#pop')
diff --git a/tests/examplefiles/test.php b/tests/examplefiles/test.php
index 90de7472..97e21f73 100644
--- a/tests/examplefiles/test.php
+++ b/tests/examplefiles/test.php
@@ -1,4 +1,7 @@
 <?php
+
+$test = function($a) { $lambda = 1; }
+
 /**
  *  Zip class file
  *
@@ -12,7 +15,11 @@ if(!defined('UNLOCK') || !UNLOCK)
   
 // Load the parent archive class
 require_once(ROOT_PATH.'/classes/archive.class.php');
-  
+
+class Zip\Zipp {
+
+}
+
 /**
  *  Zip class
  *