1 files changed, 68 insertions, 0 deletions
diff --git a/pygments/lexers/ezhil.py b/pygments/lexers/ezhil.py
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+++ b/pygments/lexers/ezhil.py
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+# -*- coding: utf-8 -*-
+"""
+    pygments.lexers.ezhil
+    ~~~~~~~~~~~~~~~~~~~~~~
+
+    Pygments lexers for Ezhil language.
+    
+    :copyright: Copyright 2006-2015 by the Pygments team, see AUTHORS.
+    :license: BSD, see LICENSE for details.
+"""
+
+import re
+from pygments.lexer import RegexLexer, include, words
+from pygments.token import Keyword, Text, Comment, Name
+from pygments.token import String, Number, Punctuation, Operator
+
+__all__ = ['EzhilLexer']
+
+class EzhilLexer(RegexLexer):
+    """
+    Lexer for `Ezhil, a Tamil script-based programming language <http://ezhillang.org>`_
+
+    .. versionadded:: 2.1
+    """
+    name = 'Ezhil'
+    aliases = ['ezhil']
+    filenames = ['*.n']
+    mimetypes = ['text/x-ezhil']
+    flags = re.MULTILINE | re.UNICODE
+    # Refer to tamil.utf8.tamil_letters from open-tamil for a stricter version of this.
+    # This much simpler version is close enough, and includes combining marks.
+    _TALETTERS = u'[a-zA-Z_]|[\u0b80-\u0bff]'
+    tokens = {
+        'root': [
+            include('keywords'),
+            (r'#.*\n', Comment.Single),
+            (r'[@+/*,^\-%]|[!<>=]=?|&&?|\|\|?', Operator),
+            (u'இல்', Operator.Word),
+            (words(('assert', 'max', 'min',
+                    'நீளம்','சரம்_இடமாற்று','சரம்_கண்டுபிடி',
+                    'பட்டியல்','பின்இணை','வரிசைப்படுத்து',
+                    'எடு','தலைகீழ்','நீட்டிக்க','நுழைக்க','வை',
+                    'கோப்பை_திற','கோப்பை_எழுது','கோப்பை_மூடு',
+                    'pi','sin','cos','tan','sqrt','hypot','pow','exp','log','log10'
+                    'min','max','exit',
+                    ), suffix=r'\b'), Name.Builtin),
+            (r'(True|False)\b', Keyword.Constant),
+            (r'[^\S\n]+', Text),
+            include('identifier'),
+            include('literal'),
+            (r'[(){}\[\]:;.]', Punctuation),
+        ],
+        'keywords': [
+            (u'பதிப்பி|தேர்ந்தெடு|தேர்வு|ஏதேனில்|ஆனால்|இல்லைஆனால்|இல்லை|ஆக|ஒவ்வொன்றாக|இல்|வரை|செய்|முடியேனில்|பின்கொடு|முடி|நிரல்பாகம்|தொடர்|நிறுத்து|நிரல்பாகம்', Keyword),
+        ],
+        'identifier': [
+            (u'(?:'+_TALETTERS+u')(?:[0-9]|'+_TALETTERS+u')*', Name),
+        ],
+        'literal': [
+            (r'".*?"', String),
+            (r'(?u)\d+((\.\d*)?[eE][+-]?\d+|\.\d*)', Number.Float),
+            (r'(?u)\d+', Number.Integer),
+        ]
+    }
+    
+    def __init__(self, **options):
+        super(EzhilLexer, self).__init__(**options)
+        self.encoding = options.get('encoding', 'utf-8')