1 files changed, 0 insertions, 85 deletions
diff --git a/pygments/lexers/graph.py b/pygments/lexers/graph.py
deleted file mode 100644
index f7b45e29..00000000
--- a/pygments/lexers/graph.py
+++ /dev/null
@@ -1,85 +0,0 @@
-# -*- coding: utf-8 -*-
-"""
-    pygments.lexers.graph
-    ~~~~~~~~~~~~~~~~~~~~~
-
-    Lexers for graph query languages.
-
-    :copyright: Copyright 2006-2019 by the Pygments team, see AUTHORS.
-    :license: BSD, see LICENSE for details.
-"""
-
-import re
-
-from pygments.lexer import RegexLexer, include, bygroups, using, this
-from pygments.token import Keyword, Punctuation, Comment, Operator, Name,\
-    String, Number, Whitespace
-
-
-__all__ = ['CypherLexer']
-
-
-class CypherLexer(RegexLexer):
-    """
-    For `Cypher Query Language
-    <https://neo4j.com/docs/developer-manual/3.3/cypher/>`_
-
-    For the Cypher version in Neo4j 3.3
-
-    .. versionadded:: 2.0
-    """
-    name = 'Cypher'
-    aliases = ['cypher']
-    filenames = ['*.cyp', '*.cypher']
-
-    flags = re.MULTILINE | re.IGNORECASE
-
-    tokens = {
-        'root': [
-            include('comment'),
-            include('keywords'),
-            include('clauses'),
-            include('relations'),
-            include('strings'),
-            include('whitespace'),
-            include('barewords'),
-        ],
-        'comment': [
-            (r'^.*//.*\n', Comment.Single),
-        ],
-        'keywords': [
-            (r'(create|order|match|limit|set|skip|start|return|with|where|'
-             r'delete|foreach|not|by|true|false)\b', Keyword),
-        ],
-        'clauses': [
-            # based on https://neo4j.com/docs/cypher-refcard/3.3/
-            (r'(all|any|as|asc|ascending|assert|call|case|create|'
-             r'create\s+index|create\s+unique|delete|desc|descending|'
-             r'distinct|drop\s+constraint\s+on|drop\s+index\s+on|end|'
-             r'ends\s+with|fieldterminator|foreach|in|is\s+node\s+key|'
-             r'is\s+null|is\s+unique|limit|load\s+csv\s+from|match|merge|none|'
-             r'not|null|on\s+match|on\s+create|optional\s+match|order\s+by|'
-             r'remove|return|set|skip|single|start|starts\s+with|then|union|'
-             r'union\s+all|unwind|using\s+periodic\s+commit|yield|where|when|'
-             r'with)\b', Keyword),
-        ],
-        'relations': [
-            (r'(-\[)(.*?)(\]->)', bygroups(Operator, using(this), Operator)),
-            (r'(<-\[)(.*?)(\]-)', bygroups(Operator, using(this), Operator)),
-            (r'(-\[)(.*?)(\]-)', bygroups(Operator, using(this), Operator)),
-            (r'-->|<--|\[|\]', Operator),
-            (r'<|>|<>|=|<=|=>|\(|\)|\||:|,|;', Punctuation),
-            (r'[.*{}]', Punctuation),
-        ],
-        'strings': [
-            (r'"(?:\\[tbnrf\'"\\]|[^\\"])*"', String),
-            (r'`(?:``|[^`])+`', Name.Variable),
-        ],
-        'whitespace': [
-            (r'\s+', Whitespace),
-        ],
-        'barewords': [
-            (r'[a-z]\w*', Name),
-            (r'\d+', Number),
-        ],
-    }