Recognize unpacking in class statement

Author: 1st1

grammars/MagicPython.cson

@@ -933,6 +933,10 @@ repository:
       "1":
         name: "punctuation.definition.inheritance.end.python"
     patterns: [
+      {
+        name: "keyword.operator.unpacking.arguments.python"
+        match: "(\\*\\*|\\*)"
+      }
       {
         name: "punctuation.separator.inheritance.python"
         match: ","

grammars/MagicPython.syntax.yaml

@@ -658,6 +658,8 @@ repository:
     endCaptures:
       '1': {name: punctuation.definition.inheritance.end.python}
     patterns:
+      - name: keyword.operator.unpacking.arguments.python
+        match: (\*\*|\*)
       - name: punctuation.separator.inheritance.python
         match: ','
       - name: keyword.operator.assignment.python

grammars/MagicPython.tmLanguage

@@ -1498,6 +1498,12 @@ it's not tokenized as ellipsis.
         </dict>
         <key>patterns</key>
         <array>
+          <dict>
+            <key>name</key>
+            <string>keyword.operator.unpacking.arguments.python</string>
+            <key>match</key>
+            <string>(\*\*|\*)</string>
+          </dict>
           <dict>
             <key>name</key>
             <string>punctuation.separator.inheritance.python</string>

test/classes/class13.py

@@ -0,0 +1,18 @@
+class A(*a, **b): pass
+
+
+
+class         : meta.class.python, source.python, storage.type.class.python
+              : meta.class.python, source.python
+A             : entity.name.type.class.python, meta.class.python, source.python
+(             : meta.class.inheritance.python, meta.class.python, punctuation.definition.inheritance.begin.python, source.python
+*             : keyword.operator.unpacking.arguments.python, meta.class.inheritance.python, meta.class.python, source.python
+a             : entity.other.inherited-class.python, meta.class.inheritance.python, meta.class.python, source.python
+,             : meta.class.inheritance.python, meta.class.python, punctuation.separator.inheritance.python, source.python
+              : meta.class.inheritance.python, meta.class.python, source.python
+**            : keyword.operator.unpacking.arguments.python, meta.class.inheritance.python, meta.class.python, source.python
+b             : entity.other.inherited-class.python, meta.class.inheritance.python, meta.class.python, source.python
+)             : meta.class.inheritance.python, meta.class.python, punctuation.definition.inheritance.end.python, source.python
+:             : meta.class.python, punctuation.section.class.begin.python, source.python
+              : source.python
+pass          : keyword.control.flow.python, source.python