//
//  MPEvaluationContext.h
//  MathPad
//
//  Created by Kim Wittenburg on 12.09.14.
//  Copyright (c) 2014 Kim Wittenburg. All rights reserved.
//

#import <Foundation/Foundation.h>

@interface MPEvaluationContext : NSObject

+ (MPEvaluationContext *)sharedContext;

- (void)push;
- (void)pop;

- (void)bindValue:(NSDecimalNumber *)value toName:(NSString *)variableName;
- (void)unbindVariableName:(NSString *)variableName;

- (NSDecimalNumber *)valueForVariableName:(NSString *)variableName;

@end