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Jul 22nd, 2018
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  1. fn main() {
  2. println!("{:?}", {
  3. trait AtLeastIterator: Iterator<Item=Self::Item> { type Item; const MIN_COUNT: usize; }
  4. });
  5. }
  6.  
  7.  
  8. /* ~~~~=== stderr ===~~~~
  9. Compiling playground v0.0.1 (file:///playground)
  10. error[E0391]: cycle detected when computing the supertraits of `main::AtLeastIterator`
  11. --> src/main.rs:5:9
  12. |
  13. 5 | trait AtLeastIterator: Iterator<Item=Self::Item> { type Item; const MIN_COUNT: usize; }
  14. | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
  15. |
  16. = note: ...which again requires computing the supertraits of `main::AtLeastIterator`, completing the cycle
  17.  
  18. error: aborting due to previous error
  19.  
  20. For more information about this error, try `rustc --explain E0391`.
  21. error: Could not compile `playground`.
  22.  
  23. To learn more, run the command again with --verbose.
  24.  
  25. */
  26.  
  27. /* ~~~~=== stdout ===~~~~
  28.  
  29. */
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