codello/mathpad
Archived
1
Fork 0
Code Releases 1 Activity

Implemented Expression Evaluation/Parsing with Proper Error Handling

Browse Source
This commit is contained in:
Kim Wittenburg
2014-09-11 22:17:29 +02:00
parent f791213127
commit 245468a559
16 changed files with 670 additions and 330 deletions
Download Patch File Download Diff File Expand all files Collapse all files

7
MathPad/MPExpressionEvaluator.h
View File

@@ -10,7 +10,7 @@
#import "MPExpression.h"
#import "MPElementParser.h"
@class MPExpressionEvaluator, MPExpression, MPParsedElement;
@class MPExpressionEvaluator, MPExpression, MPParsedElementOld;
@interface MPExpressionEvaluator : NSObject
@@ -25,8 +25,9 @@
- (void)bindValue:(NSDecimalNumber *)value toVariableName:(NSString *)name;
- (void)unbindVariableName:(NSString *)name;
- (NSDecimalNumber *)evaluateWithError:(MPParseError *__autoreleasing *)error;
- (NSDecimalNumber *)evaluateVariableDefinition:(BOOL)flag error:(MPParseError *__autoreleasing *)error;
@property (readonly, nonatomic, strong) NSString *definedVariable;
- (NSDecimalNumber *)evaluateWithError:(MPParseError *__autoreleasing *)error;
- (NSDecimalNumber *)evaluateVariableDefinition:(BOOL)flag error:(MPParseError *__autoreleasing *)error;
@end