sch_validators.cpp

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/*
 * This program source code file is part of KiCad, a free EDA CAD application.
 *
 * Copyright (C) 2016 Wayne Stambaugh, [email protected]
 * Copyright (C) 2016-2023 KiCad Developers, see AUTHORS.txt for contributors.
 *
 * This program is free software; you can redistribute it and/or
 * modify it under the terms of the GNU General Public License
 * as published by the Free Software Foundation; either version 2
 * of the License, or (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program; if not, you may find one here:
 * http://www.gnu.org/licenses/old-licenses/gpl-2.0.html
 * or you may search the http://www.gnu.org website for the version 2 license,
 * or you may write to the Free Software Foundation, Inc.,
 * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA
 */
 
#include <wx/combo.h>
#include <wx/msgdlg.h>
 
#include <sch_connection.h>
#include <sch_validators.h>
#include <project/net_settings.h>
 
 
// Match opening curly brace, preceeded by start-of-line or by a character not including $_^~
wxRegEx SCH_NETNAME_VALIDATOR::m_busGroupRegex( R"((^|[^$_\^~]){)", wxRE_ADVANCED );
 
 
wxString SCH_NETNAME_VALIDATOR::IsValid( const wxString& str ) const
{
 wxString msg = NETNAME_VALIDATOR::IsValid( str );
 
 if( !msg.IsEmpty() )
 return msg;
 
 // We don't do single-character validation here
 if( str.Length() == 1 )
 return wxString();
 
 // Figuring out if the user "meant" to make a bus group is somewhat tricky because curly
 // braces are also used for formatting and variable expansion
 
 if( m_busGroupRegex.Matches( str ) && str.Contains( '}' ) )
 {
 if( !NET_SETTINGS::ParseBusGroup( str, nullptr, nullptr ) )
 return _( "Signal name contains '{' and '}' but is not a valid bus name" );
 }
 else if( str.Contains( '[' ) || str.Contains( ']' ) )
 {
 if( !NET_SETTINGS::ParseBusVector( str, nullptr, nullptr ) )
 return _( "Signal name contains '[' or ']' but is not a valid bus name." );
 }
 
 return wxString();
}