Merged in andrescarrasco/pygments-main/boa (pull request #756)

Add a lexer for the Boa Domain-Specific Langauge.

1 files changed, 13 insertions, 8 deletions

diff --git a/pygments/lexers/graph.py b/pygments/lexers/graph.py
index 1a338246..6e836bdd 100644
--- a/pygments/lexers/graph.py
+++ b/pygments/lexers/graph.py
@@ -22,9 +22,9 @@ __all__ = ['CypherLexer']
 class CypherLexer(RegexLexer):
     """
     For `Cypher Query Language
-    <http://docs.neo4j.org/chunked/milestone/cypher-query-lang.html>`_
+    <https://neo4j.com/docs/developer-manual/3.3/cypher/>`_
 
-    For the Cypher version in Neo4J 2.0
+    For the Cypher version in Neo4j 3.3
 
     .. versionadded:: 2.0
     """
@@ -49,14 +49,19 @@ class CypherLexer(RegexLexer):
         ],
         'keywords': [
             (r'(create|order|match|limit|set|skip|start|return|with|where|'
-             r'delete|foreach|not|by)\b', Keyword),
+             r'delete|foreach|not|by|true|false)\b', Keyword),
         ],
         'clauses': [
-            # TODO: many missing ones, see http://docs.neo4j.org/refcard/2.0/
-            (r'(all|any|as|asc|create|create\s+unique|delete|'
-             r'desc|distinct|foreach|in|is\s+null|limit|match|none|'
-             r'order\s+by|return|set|skip|single|start|union|where|with)\b',
-             Keyword),
+            # 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)),