1 files changed, 76 insertions, 0 deletions
diff --git a/pygments/lexers/ambient.py b/pygments/lexers/ambient.py
new file mode 100644
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--- /dev/null
+++ b/pygments/lexers/ambient.py
@@ -0,0 +1,76 @@
+# -*- coding: utf-8 -*-
+"""
+    pygments.lexers.ambient
+    ~~~~~~~~~~~~~~~~~~~~~~~
+
+    Lexers for AmbientTalk 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 Text, Comment, Operator, Keyword, Name, String, \
+    Number, Punctuation
+
+__all__ = ['AmbientTalkLexer']
+
+
+class AmbientTalkLexer(RegexLexer):
+    """
+    Lexer for `AmbientTalk <https://code.google.com/p/ambienttalk>`_ source code.
+
+    .. versionadded:: 2.0
+    """
+    name = 'AmbientTalk'
+    filenames = ['*.at']
+    aliases = ['at', 'ambienttalk', 'ambienttalk/2']
+    mimetypes = ['text/x-ambienttalk']
+
+    flags = re.MULTILINE | re.DOTALL
+
+    builtin = words(('if:', 'then:', 'else:', 'when:', 'whenever:', 'discovered:',
+                     'disconnected:', 'reconnected:', 'takenOffline:', 'becomes:',
+                     'export:', 'as:', 'object:', 'actor:', 'mirror:', 'taggedAs:',
+                     'mirroredBy:', 'is:'))
+    tokens = {
+        'root': [
+            (r'\s+', Text),
+            (r'//.*?\n', Comment.Single),
+            (r'/\*.*?\*/', Comment.Multiline),
+            (r'(def|deftype|import|alias|exclude)\b', Keyword),
+            (builtin, Name.Builtin),
+            (r'(true|false|nil)\b', Keyword.Constant),
+            (r'(~|lobby|jlobby|/)\.', Keyword.Constant, 'namespace'),
+            (r'"(\\\\|\\"|[^"])*"', String),
+            (r'\|', Punctuation, 'arglist'),
+            (r'<:|[*^!%&<>+=,./?-]|:=', Operator),
+            (r"`[a-zA-Z_]\w*", String.Symbol),
+            (r"[a-zA-Z_]\w*:", Name.Function),
+            (r"[{}()\[\];`]", Punctuation),
+            (r'(self|super)\b', Name.Variable.Instance),
+            (r"[a-zA-Z_]\w*", Name.Variable),
+            (r"@[a-zA-Z_]\w*", Name.Class),
+            (r"@\[", Name.Class, 'annotations'),
+            include('numbers'),
+        ],
+        'numbers': [
+            (r'(\d+\.\d*|\d*\.\d+)([eE][+-]?[0-9]+)?', Number.Float),
+            (r'\d+', Number.Integer)
+        ],
+        'namespace': [
+            (r'[a-zA-Z_]\w*\.', Name.Namespace),
+            (r'[a-zA-Z_]\w*:', Name.Function, '#pop'),
+            (r'[a-zA-Z_]\w*(?!\.)', Name.Function, '#pop')
+        ],
+        'annotations': [
+            (r"(.*?)\]", Name.Class, '#pop')
+        ],
+        'arglist': [
+            (r'\|', Punctuation, '#pop'),
+            (r'\s*(,)\s*', Punctuation),
+            (r'[a-zA-Z_]\w*', Name.Variable),
+        ],
+    }