268         static struct Result()  in Result()  function
511         static struct Result  struct
513             private alias R = Unqual!Range;
514             public R source;
515             private size_t _n;
521                 private void eliminateSlackElements()  in eliminateSlackElements()
555                     return Result(source.save, _n);  in save()  argument
561                 enum bool empty = false;
565                 @property bool empty()  in empty()
571             @property auto ref front()  in front()
592             void popFront()  in popFront()
599                 void popBack()  in popBack()
604                 @property auto ref back()  in back()
631                 auto ref opIndex(size_t n)  in opIndex()
657                 typeof(this) opSlice(size_t lower, size_t upper)  in opSlice()
681         return Result(r, n);  argument
900         static struct Result  struct
904             alias RvalueElementType = CommonType!(staticMap!(.ElementType, R));
905             template sameET(A)  in sameET()
910             enum bool allSameType = allSatisfy!(sameET, R);
911             alias ElementType = RvalueElementType;
915                 static ref RvalueElementType fixRef(ref RvalueElementType val)  in fixRef()
922                 static RvalueElementType fixRef(RvalueElementType val)  in fixRef()
929             R source;
933             this(R input)  in this()
947                 enum bool empty = false;
951                 @property bool empty()  in empty()
978                     return Result(saveSource!(R.length).expand);  in save()  argument
981             void popFront()  in popFront()
992             @property auto ref front()  in front()
1007                 @property void front(RvalueElementType v)  in front()
1021                 RvalueElementType moveFront()  in moveFront()
1034                 @property auto ref back()  in back()
1044                 void popBack()  in popBack()
1057                     RvalueElementType moveBack()  in moveBack()
1070                     @property void back(RvalueElementType v)  in back()
1085                 @property size_t length()  in length()
1095                 alias opDollar = length;
1100                 auto ref opIndex(size_t index)  in opIndex()
1120                     RvalueElementType moveAt(size_t index)  in moveAt()
1140                     void opIndexAssign(ElementType v, size_t index)  in opIndexAssign()