Python: add "super" role to "class" kind

Signed-off-by: Masatake YAMATO <yamato@redhat.com>

Tmain/json-output-format.d/stdout-expected.txt

@@ -97,6 +97,7 @@
 {"_type": "ptag", "name": "TAG_ROLE_DESCRIPTION", "parserName": "C", "kindName": "struct", "path": "foreigndecl", "pattern": "declared in foreign languages"}
 {"_type": "ptag", "name": "TAG_ROLE_DESCRIPTION", "parserName": "Go", "kindName": "package", "path": "imported", "pattern": "imported package"}
 {"_type": "ptag", "name": "TAG_ROLE_DESCRIPTION", "parserName": "Go", "kindName": "unknown", "path": "receiverType", "pattern": "receiver type"}
+{"_type": "ptag", "name": "TAG_ROLE_DESCRIPTION", "parserName": "Python", "kindName": "class", "path": "super", "pattern": "super class"}
 {"_type": "ptag", "name": "TAG_ROLE_DESCRIPTION", "parserName": "Python", "kindName": "module", "path": "imported", "pattern": "imported modules"}
 {"_type": "ptag", "name": "TAG_ROLE_DESCRIPTION", "parserName": "Python", "kindName": "module", "path": "indirectlyImported", "pattern": "module imported in alternative name"}
 {"_type": "ptag", "name": "TAG_ROLE_DESCRIPTION", "parserName": "Python", "kindName": "module", "path": "namespace", "pattern": "namespace from where classes/variables/functions are imported"}

Tmain/list-roles.d/stdout-expected.txt

@@ -92,6 +92,7 @@ Protobuf       m/message         extension          on      extending the messag
 Python         Y/unknown         imported           on      imported from the other module
 Python         Y/unknown         indirectlyImported on      classes/variables/functions/modules imported in alternative name
 Python         Y/unknown         ref                off     (EXPERIMENTAL)referenced anyhow
+Python         c/class           super              on      super class
 Python         i/module          imported           on      imported modules
 Python         i/module          indirectlyImported on      module imported in alternative name
 Python         i/module          namespace          on      namespace from where classes/variables/functions are imported
@@ -226,6 +227,7 @@ Protobuf       m/message         extension          on      extending the messag
 Python         Y/unknown         imported           on      imported from the other module
 Python         Y/unknown         indirectlyImported on      classes/variables/functions/modules imported in alternative name
 Python         Y/unknown         ref                off     (EXPERIMENTAL)referenced anyhow
+Python         c/class           super              on      super class
 Python         i/module          imported           on      imported modules
 Python         i/module          indirectlyImported on      module imported in alternative name
 Python         i/module          namespace          on      namespace from where classes/variables/functions are imported

Units/parser-python.r/reftag.d/expected.tags

@@ -1,5 +1,5 @@
 a.b	input.py	/^import a.b$/;"	i	roles:imported
-object	input.py	/^class X(object):$/;"	Y	roles:ref
+object	input.py	/^class X(object):$/;"	c	roles:super
 X	input.py	/^class X(object):$/;"	c	roles:def
 __init__	input.py	/^    def __init__(self, n):$/;"	m	class:X	roles:def
 self	input.py	/^    def __init__(self, n):$/;"	z	member:X.__init__	file:	roles:def

Units/parser-python.r/simple.py.d/expected.tags

@@ -37,9 +37,13 @@ this	input.py	/^                    @blah class this is seen???$/;"	kind:class	l
 _test.ignored_function.more_nesting.deeply_nested.even_more.this	input.py	/^                    @blah class this is seen???$/;"	kind:class	line:41	language:Python	scope:member:_test.ignored_function.more_nesting.deeply_nested.even_more	file:	inherits:	access:private	roles:def	extras:qualified	end:42	decorators:blah
 this	input.py	/^                        @bleh def this also? good!$/;"	kind:member	line:42	language:Python	scope:class:_test.ignored_function.more_nesting.deeply_nested.even_more.this	access:public	roles:def	end:42	decorators:bleh
 _test.ignored_function.more_nesting.deeply_nested.even_more.this.this	input.py	/^                        @bleh def this also? good!$/;"	kind:member	line:42	language:Python	scope:class:_test.ignored_function.more_nesting.deeply_nested.even_more.this	access:public	roles:def	extras:qualified	end:42	decorators:bleh
+one	input.py	/^class two (one):$/;"	kind:class	line:46	language:Python	roles:super	extras:reference
 two	input.py	/^class two (one):$/;"	kind:class	line:46	language:Python	inherits:one	access:public	roles:def	end:48
 only	input.py	/^    def only(arg):$/;"	kind:member	line:48	language:Python	scope:class:two	access:public	signature:(arg)	roles:def	end:48
 two.only	input.py	/^    def only(arg):$/;"	kind:member	line:48	language:Python	scope:class:two	access:public	signature:(arg)	roles:def	extras:qualified	end:48
+A	input.py	/^(A, B,$/;"	kind:class	line:53	language:Python	roles:super	extras:reference
+B	input.py	/^(A, B,$/;"	kind:class	line:53	language:Python	roles:super	extras:reference
+C	input.py	/^C):$/;"	kind:class	line:54	language:Python	roles:super	extras:reference
 three	input.py	/^three\\$/;"	kind:class	line:52	language:Python	inherits:A, B, C	access:public	roles:def	end:54
 foo	input.py	/^foo($/;"	kind:function	line:57	language:Python	access:public	signature:( x , y, z)	roles:def	end:60
 input.py	input.py	1;"	kind:file	line:1	language:Python	roles:def	extras:inputFile	end:60

parsers/python.c

@@ -101,6 +101,10 @@ typedef enum {
 	PYTHON_UNKNOWN_INDIRECTLY_IMPORTED,
 } pythonUnknownRole;
 
+typedef enum {
+	PYTHON_CLASS_SUPERCLASS,
+} pythonClassRole;
+
 /* Roles related to `import'
  * ==========================
  * import X              X = (kind:module, role:imported)
@@ -135,8 +139,13 @@ static roleDefinition PythonUnknownRoles [] = {
 	  "classes/variables/functions/modules imported in alternative name" },
 };
 
+static roleDefinition PythonClassRoles [] = {
+	{ true, "super", "super class" },
+};
+
 static kindDefinition PythonKinds[COUNT_KIND] = {
-	{true, 'c', "class",    "classes"},
+	{true, 'c', "class",    "classes",
+	 .referenceOnly = false, ATTACH_ROLES(PythonClassRoles) },
 	{true, 'f', "function", "functions"},
 	{true, 'm', "member",   "class members"},
 	{true, 'v', "variable", "variables"},
@@ -1042,13 +1051,41 @@ static void deleteTypedParam (struct typedParam *p)
 static void parseInheritanceList (tokenInfo *const token,
 								  vString *const inneritanceList)
 {
+	tokenInfo *lastToken = newToken ();
+
 	do
 	{
+		copyToken (lastToken, token);
 		readTokenFull (token, true);
+		if (lastToken->type == TOKEN_IDENTIFIER
+			&& (token->type == ',' || token->type == ')'))
+		{
+			if (lastToken->reftag == CORK_NIL)
+			{
+				tagEntryInfo e;
+				initRefTagEntry(&e, vStringValue (lastToken->string),
+								K_CLASS, PYTHON_CLASS_SUPERCLASS);
+				e.lineNumber	= lastToken->lineNumber;
+				e.filePosition	= lastToken->filePosition;
+				lastToken->reftag = makeTagEntry (&e);
+			}
+			else
+			{
+				tagEntryInfo *e = getEntryInCorkQueue (lastToken->reftag);
+				if (e)
+				{
+					clearRoles(e);
+					e->kindIndex = K_CLASS;
+					assignRole(e, PYTHON_CLASS_SUPERCLASS);
+				}
+			}
+		}
 		if (token->type != ')')
 			reprCat (inneritanceList, token);
 	}
 	while (token->type != TOKEN_EOF && token->type != ')');
+
+	deleteToken (lastToken);
 }
 
 static void parseArglist (tokenInfo *const token,