1 files changed, 67 insertions, 1 deletions
diff --git a/pygments/lexers/web.py b/pygments/lexers/web.py
index a88aa086..83ff201c 100644
--- a/pygments/lexers/web.py
+++ b/pygments/lexers/web.py
@@ -26,7 +26,7 @@ __all__ = ['HtmlLexer', 'XmlLexer', 'JavascriptLexer', 'JSONLexer', 'CssLexer',
            'PhpLexer', 'ActionScriptLexer', 'XsltLexer', 'ActionScript3Lexer',
            'MxmlLexer', 'HaxeLexer', 'HamlLexer', 'SassLexer', 'ScssLexer',
            'ObjectiveJLexer', 'CoffeeScriptLexer', 'DuelLexer', 'ScamlLexer',
-           'JadeLexer', 'XQueryLexer', 'DtdLexer']
+           'JadeLexer', 'XQueryLexer', 'DtdLexer', 'DartLexer']
 
 
 class JavascriptLexer(RegexLexer):
@@ -2777,3 +2777,69 @@ class XQueryLexer(ExtendedRegexLexer):
         ]
     }
 
+
+class DartLexer(RegexLexer):
+    """
+    For `Dart <http://dartlang.org/>`_ source code.
+
+    *New in Pygments 1.5.*
+    """
+
+    name = 'Dart'
+    aliases = ['dart']
+    filenames = ['*.dart']
+    mimetypes = ['text/x-dart']
+
+    flags = re.MULTILINE | re.DOTALL
+
+    tokens = {
+        'root': [
+            (r'#!(.*?)$', Comment.Preproc),
+            (r'(#)(import|library|source)', bygroups(Text, Keyword)),
+            (r'[^\S\n]+', Text),
+            (r'//.*?\n', Comment.Single),
+            (r'/\*.*?\*/', Comment.Multiline),
+            (r'(class|interface)(\s+)',
+             bygroups(Keyword.Declaration, Text), 'class'),
+            (r'(assert|break|case|catch|continue|default|do|else|finally|for|'
+             r'if|in|is|new|return|super|switch|this|throw|try|while)\b',
+             Keyword),
+            (r'(abstract|const|extends|factory|final|get|implements|'
+             r'native|operator|set|static|typedef|var)\b', Keyword.Declaration),
+            (r'(bool|double|Dynamic|int|num|Object|String|void)', Keyword.Type),
+            (r'(false|null|true)', Keyword.Constant),
+            (r'@"(\\\\|\\"|[^"])*"', String.Double), # raw string
+            (r"@'(\\\\|\\'|[^'])*'", String.Single), # raw string
+            (r'"', String.Double, 'string_double'),
+            (r"'", String.Single, 'string_single'),
+            (r'[a-zA-Z_$][a-zA-Z0-9_]*:', Name.Label),
+            (r'[a-zA-Z_$][a-zA-Z0-9_]*', Name),
+            (r'[~!%^&*+=|?:<>/-]', Operator),
+            (r'[(){}\[\],.;]', Punctuation),
+            (r'0[xX][0-9a-fA-F]+', Number.Hex),
+            # DIGIT+ (‘.’ DIGIT*)? EXPONENT?
+            (r'\d+(\.\d*)?([eE][+-]?\d+)?', Number),
+            (r'\.\d+([eE][+-]?\d+)?', Number), # ‘.’ DIGIT+ EXPONENT?
+            (r'\n', Text)
+            # pseudo-keyword negate intentionally left out
+        ],
+        'class': [
+            (r'[a-zA-Z_$][a-zA-Z0-9_]*', Name.Class, '#pop')
+        ],
+        'string_double': [
+            (r'"', String.Double, '#pop'),
+            (r'[^"$]+', String.Double),
+            (r'(\$)([a-zA-Z_][a-zA-Z0-9_]*)', bygroups(String.Interpol, Name)),
+            (r'(\$\{)(.*?)(\})',
+             bygroups(String.Interpol, using(this), String.Interpol)),
+            (r'\$+', String.Double)
+        ],
+        'string_single': [
+            (r"'", String.Single, '#pop'),
+            (r"[^'$]+", String.Single),
+            (r'(\$)([a-zA-Z_][a-zA-Z0-9_]*)', bygroups(String.Interpol, Name)),
+            (r'(\$\{)(.*?)(\})',
+             bygroups(String.Interpol, using(this), String.Interpol)),
+            (r'\$+', String.Single)
+        ]
+    }