Cleaned Code by Removing Location Tracking for Errors

MathPad/MPSummand.m

@@ -33,16 +33,13 @@
     return self;
 }
 
-- (NSRange)range
-{
-    return NSUnionRange(self.operatorChain.range, self.product.range);
-}
-
-- (BOOL)validate:(MPParseError *__autoreleasing *)error
+- (BOOL)validate:(NSError *__autoreleasing *)error
 {
     if (self.operatorChain.numberOfOperators > [MPMathRules sharedRules].maximumOperatorChainLength) {
         if (error) {
-            *error = MPParseError(self.operatorChain.range, @"Too many operators.");
+            *error = MPParseError(4,
+                                  NSLocalizedString(@"Too many operators.", @"Error message. This is displayed when there are too many subsequent operators in an expression."),
+                                  nil);
         }
         return NO;
     }
@@ -58,14 +55,4 @@
     return value;
 }
 
--(NSArray *)expressionElements
-{
-    NSMutableArray *elements = [[NSMutableArray alloc] init];
-    if (self.operatorChain) {
-        [elements addObjectsFromArray:self.operatorChain.expressionElements];
-    }
-    [elements addObjectsFromArray:self.product.expressionElements];
-    return @[self.operatorChain.expressionElements,];
-}
-
 @end