1 files changed, 54 insertions, 0 deletions
diff --git a/pygments/lexers/sgf.py b/pygments/lexers/sgf.py
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+++ b/pygments/lexers/sgf.py
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+# -*- coding: utf-8 -*-
+"""
+    pygments.lexers.sgf
+    ~~~~~~~~~~~~~~~~~~~~
+
+    Lexer for Smart Game Format (sgf) file format.
+
+    The format is used to store game records of board games for two players
+    (mainly Go game).
+    For more information about the definition of the format, see:
+    https://www.red-bean.com/sgf/
+
+    :copyright: Copyright 2006-2018 by the Pygments team, see AUTHORS.
+    :license: BSD, see LICENSE for details.
+
+    .. versionadded:: 2.4
+"""
+
+from pygments.lexer import RegexLexer, bygroups
+from pygments.token import *
+
+__all__ = ["SmartGameFormatLexer"]
+
+
+class SmartGameFormatLexer(RegexLexer):
+    name = 'SmartGameFormat'
+    aliases = ['sgf']
+    filenames = ['*.sgf']
+
+    tokens = {
+        'root': [
+            (r'[\s():;]', Punctuation),
+            # tokens:
+            (r'(A[BW]|AE|AN|AP|AR|AS|[BW]L|BM|[BW]R|[BW]S|[BW]T|CA|CH|CP|CR|DD|DM|DO|DT|EL|EV|EX|FF|FG|G[BW]|GC|GM|GN|HA|HO|ID|IP|IT|IY|KM|KO|L|LB|LN|LT|M|MA|MN|N|OB|OM|ON|OP|OT|OV|P[BW]|PC|PL|PM|RE|RG|RO|RU|SO|SC|SE|SI|SL|SO|SQ|ST|SU|SZ|T[BW]|TC|TE|TM|TR|UC|US|V|VW|[BW]|C)',
+             Name.Builtin),
+            # number:
+            (r'(\[)([0-9.]+)(\])',
+             bygroups(Punctuation, Literal.Number, Punctuation)),
+            # date:
+            (r'(\[)([0-9]{4}-[0-9]{2}-[0-9]{2})(\])',
+             bygroups(Punctuation, Literal.Date, Punctuation)),
+            # point:
+            (r'(\[)([a-z]{2})(\])',
+             bygroups(Punctuation, String, Punctuation)),
+            # double points:
+            (r'(\[)([a-z]{2})(:)([a-z]{2})(\])',
+             bygroups(Punctuation, String, Punctuation, String, Punctuation)),
+
+            (r'(\[)([\w\s#()+,\-.:?]+)(\])',
+             bygroups(Punctuation, String, Punctuation)),
+            (r'(\[)(\s.*)(\])',
+             bygroups(Punctuation, Text, Punctuation)),
+       ],
+    }