19     step: usize,  field
27     pub(super) fn new(base: I, step: usize) -> Self {  in new()
28         StepBy { base, step }  in new()
59         div_round_up(self.base.len(), self.step)  in len()
69             step: self.step,  in with_producer()
75             step: usize,  in with_producer()  field
90                     step: self.step,  in with_producer()
104     step: usize,  field
116         self.base.into_iter().step_by(self.step)  in into_iter()
120         let elem_index = min(index * self.step, self.len);  in split_at()
126                 step: self.step,  in split_at()
131                 step: self.step,  in split_at()
138         div_round_up(self.base.min_len(), self.step)  in min_len()
142         self.base.max_len() / self.step  in max_len()