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/* -*- mode: objc; coding: utf-8 -*- */
/* Étoilisp/Mulklisp, a Common Lisp subset for the Étoilé runtime.
* Copyright (C) 2008 Matthias Andreas Benkard.
*
* 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 3 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, see <http://www.gnu.org/licenses/>.
*/
@class MLKClosure, MLKEnvironment, MLKSymbol, NSLinkedList,
NSMutableDictionary, NSString;
@interface MLKDynamicContext : NSObject
{
MLKEnvironment *_conditionHandlers;
MLKEnvironment *_restarts;
MLKEnvironment *_catchTags;
MLKClosure *_currentConditionHandler; // needed for the Condition Firewall
MLKEnvironment *_environment;
MLKDynamicContext *_parent;
}
-(MLKDynamicContext *) initWithParent:(MLKDynamicContext *)aContext
variables:(NSDictionary *)vars
handlers:(NSDictionary *)handlers
restarts:(NSDictionary *)restarts
catchTags:(NSDictionary *)catchTags
currentHandler:(MLKClosure *)handler;
-(MLKDynamicContext *) pushContext;
+(MLKDynamicContext *) currentContext;
+(MLKDynamicContext *) popContext;
-(MLKEnvironment *) environment;
-(id) findRestart:(MLKSymbol *)symbol;
-(id) findHandler:(MLKSymbol *)symbol;
-(id) findCatchTag:(MLKSymbol *)symbol;
-(void) dealloc;
@end
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