def __test_trivial( self, source, target ):
if not ( source and target ):
return False
if is_same( source, target ):
return True #X => X
if is_const( target ) and is_same( source, target.base ):
return True #X => const X
if is_reference( target ) and is_same( source, target.base ):
return True #X => X&
if is_reference( target ) and is_const( target.base ) and is_same( source, target.base.base ):
return True #X => const X&
if is_same( target, cpptypes.pointer_t( cpptypes.void_t() ) ):
if is_integral( source ) or is_enum( source ):
return False
else:
return True #X => void*
if is_pointer( source ) and is_pointer( target ):
if is_const( target.base ) and is_same( source.base, target.base.base ):
return True#X* => const X*
if is_reference( source ) and is_reference( target ):
if is_const( target.base ) and is_same( source.base, target.base.base ):
return True#X& => const X&
if not is_const( source ) and is_array( source ) and is_pointer( target ):
if is_same( base_type(source), target.base ):
return True#X[2] => X*
if is_array( source ) and is_pointer( target ) and is_const( target.base ):
if is_same( base_type(source), target.base.base ):
return True
def __test_trivial( self, source, target ):
if not ( source and target ):
return False
if is_same( source, target ):
return True #X => X
if is_const( target ) and is_same( source, target.base ):
return True #X => const X
if is_reference( target ) and is_same( source, target.base ):
return True #X => X&
if is_reference( target ) and is_const( target.base ) and is_same( source, target.base.base ):
return True #X => const X&
if is_same( target, cpptypes.pointer_t( cpptypes.void_t() ) ):
if is_integral( source ) or is_enum( source ):
return False
else:
return True #X => void*
if is_pointer( source ) and is_pointer( target ):
if is_const( target.base ) and is_same( source.base, target.base.base ):
return True#X* => const X*
if is_reference( source ) and is_reference( target ):
if is_const( target.base ) and is_same( source.base, target.base.base ):
return True#X& => const X&
if not is_const( source ) and is_array( source ) and is_pointer( target ):
if is_same( base_type(source), target.base ):
return True#X[2] => X*
if is_array( source ) and is_pointer( target ) and is_const( target.base ):
if is_same( base_type(source), target.base.base ):
return True
def find_value_type(global_ns, value_type_str):
"""implementation details"""
if not value_type_str.startswith('::'):
value_type_str = '::' + value_type_str
found = global_ns.decls(
name=value_type_str,
function=lambda decl: not isinstance(decl, calldef.calldef_t),
allow_empty=True)
if not found:
no_global_ns_value_type_str = value_type_str[2:]
if cpptypes.FUNDAMENTAL_TYPES.has_key(no_global_ns_value_type_str):
return cpptypes.FUNDAMENTAL_TYPES[no_global_ns_value_type_str]
elif is_std_string(value_type_str):
string_ = global_ns.typedef('::std::string')
return remove_declarated(string_)
elif is_std_wstring(value_type_str):
string_ = global_ns.typedef('::std::wstring')
return remove_declarated(string_)
else:
value_type_str = no_global_ns_value_type_str
has_const = value_type_str.startswith('const ')
if has_const:
value_type_str = value_type_str[len('const '):]
has_pointer = value_type_str.endswith('*')
if has_pointer:
value_type_str = value_type_str[:-1]
found = None
if has_const or has_pointer:
found = impl_details.find_value_type(
global_ns, value_type_str)
if not found:
return None
else:
if isinstance(found, class_declaration.class_types):
found = cpptypes.declarated_t(found)
if has_const:
found = cpptypes.const_t(found)
if has_pointer:
found = cpptypes.pointer_t(found)
return found
if len(found) == 1:
return found[0]
else:
return None
def find_value_type( global_ns, value_type_str ):
"""implementation details"""
if not value_type_str.startswith( '::' ):
value_type_str = '::' + value_type_str
found = global_ns.decls( name=value_type_str
, function=lambda decl: not isinstance( decl, calldef.calldef_t )
, allow_empty=True )
if not found:
no_global_ns_value_type_str = value_type_str[2:]
if cpptypes.FUNDAMENTAL_TYPES.has_key( no_global_ns_value_type_str ):
return cpptypes.FUNDAMENTAL_TYPES[ no_global_ns_value_type_str ]
elif is_std_string( value_type_str ):
string_ = global_ns.typedef( '::std::string' )
return remove_declarated( string_ )
elif is_std_wstring( value_type_str ):
string_ = global_ns.typedef( '::std::wstring' )
return remove_declarated( string_ )
else:
value_type_str = no_global_ns_value_type_str
has_const = value_type_str.startswith( 'const ' )
if has_const:
value_type_str = value_type_str[ len('const '): ]
has_pointer = value_type_str.endswith( '*' )
if has_pointer:
value_type_str = value_type_str[:-1]
found = None
if has_const or has_pointer:
found = impl_details.find_value_type( global_ns, value_type_str )
if not found:
return None
else:
if isinstance( found, class_declaration.class_types ):
found = cpptypes.declarated_t( found )
if has_const:
found = cpptypes.const_t( found )
if has_pointer:
found = cpptypes.pointer_t( found )
return found
if len( found ) == 1:
return found[0]
else:
return None
def is_void_pointer( type ):
"""returns True, if type represents `void*`, False otherwise"""
return is_same( type, cpptypes.pointer_t( cpptypes.void_t() ) )
def is_void_pointer( type ):
"""returns True, if type represents `void*`, False otherwise"""
return is_same( type, cpptypes.pointer_t( cpptypes.void_t() ) )
