[pygccxml-commit] SF.net SVN: pygccxml: [242] pygccxml_dev/pygccxml/declarations

[<rom...@us...>]

Revision: 242
Author:   roman_yakovenko
Date:     2006-06-21 14:57:30 -0700 (Wed, 21 Jun 2006)
ViewCVS:  http://svn.sourceforge.net/pygccxml/?rev=242&view=rev

Log Message:
-----------
adding is_class and has_public_equal type traits

Modified Paths:
--------------
    pygccxml_dev/pygccxml/declarations/__init__.py
    pygccxml_dev/pygccxml/declarations/type_traits.py
Modified: pygccxml_dev/pygccxml/declarations/__init__.py
===================================================================
--- pygccxml_dev/pygccxml/declarations/__init__.py	2006-06-21 19:50:27 UTC (rev 241)
+++ pygccxml_dev/pygccxml/declarations/__init__.py	2006-06-21 21:57:30 UTC (rev 242)
@@ -109,6 +109,7 @@
 from type_traits import is_same
 from type_traits import is_void
 from type_traits import is_void_pointer
+from type_traits import is_class
 from type_traits import is_const
 from type_traits import base_type
 from type_traits import is_array
@@ -140,6 +141,7 @@
 
 from type_traits import has_destructor
 from type_traits import has_trivial_copy
+from type_traits import has_public_equal
 from type_traits import has_public_assign
 from type_traits import has_public_destructor
 from type_traits import has_public_constructor

Modified: pygccxml_dev/pygccxml/declarations/type_traits.py
===================================================================
--- pygccxml_dev/pygccxml/declarations/type_traits.py	2006-06-21 19:50:27 UTC (rev 241)
+++ pygccxml_dev/pygccxml/declarations/type_traits.py	2006-06-21 21:57:30 UTC (rev 242)
@@ -280,9 +280,8 @@
     nake_type = remove_alias( type )
     nake_type = remove_reference( nake_type )
     nake_type = remove_cv( nake_type )   
-    
-    return isinstance( nake_type, cpptypes.declarated_t ) \
-           and isinstance( nake_type.declaration, class_declaration.class_t )
+    nake_type = remove_declarated( nake_type )
+    return isinstance( nake_type, class_declaration.class_t) 
 
 def find_trivial_constructor( type ):
     """returns reference to trivial constructor or None"""
@@ -358,6 +357,32 @@
                            , type.public_members )
     return bool( constructors )
 
+def has_public_equal( type ):
+    """returns True if class has public operator==, otherwise False"""
+    not_artificial = lambda decl: decl.is_artificial == False
+    type = remove_alias( type )
+    type = remove_cv( type )
+    type = remove_declarated( type )
+    assert isinstance( type, class_declaration.class_t )
+    equals = type.member_operators( function=not_artificial, symbol='==', allow_empty=True, recursive=False )
+    if equals:
+        return True
+
+    t = cpptypes.declarated_t( type )
+    t = cpptypes.const_t( t )
+    t = cpptypes.reference_t( t )
+    equals = type.parent.operators( function=not_artificial, symbol='==', arg_types=[t, None], allow_empty=True, recursive=False  )
+    if equals:
+        return True
+    for bi in type.recursive_bases:
+        assert isinstance( bi, class_declaration.hierarchy_info_t )
+        if bi.access_type != class_declaration.ACCESS_TYPES.PUBLIC:
+            continue
+        equals = bi.related_class.member_operators( function=not_artificial, symbol='==', allow_empty=True, recursive=False )
+        if equals:
+            return True
+    return False
+    
 def is_unary_operator( oper ):
     """returns True if operator is unary operator, otherwise False"""
     #~ definition:


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