src/tools/clippy/tests/ui/iter_cloned_collect.rs

   1 // run-rustfix
   2
   3 #![allow(unused)]
   4
   5 use std::collections::HashSet;
   6 use std::collections::VecDeque;
   7
   8 fn main() {
   9     let v = [1, 2, 3, 4, 5];
  10     let v2: Vec<isize> = v.iter().cloned().collect();
  11     let v3: HashSet<isize> = v.iter().cloned().collect();
  12     let v4: VecDeque<isize> = v.iter().cloned().collect();
  13
  14     // Handle macro expansion in suggestion
  15     let _: Vec<isize> = vec![1, 2, 3].iter().cloned().collect();
  16
  17     // Issue #3704
  18     unsafe {
  19         let _: Vec<u8> = std::ffi::CStr::from_ptr(std::ptr::null())
  20             .to_bytes()
  21             .iter()
  22             .cloned()
  23             .collect();
  24     }
  25
  26     // Issue #6808
  27     let arr: [u8; 64] = [0; 64];
  28     let _: Vec<_> = arr.iter().cloned().collect();
  29 }