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Oct 16th, 2019
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  1. #![allow(unreachable_code)]
  2.  
  3.  
  4. fn main() {
  5. println!("{:?}", {
  6. const fn test(a: bool) -> u32 { match a { True => 1, False => 2 } } test true
  7. });
  8. }
  9.  
  10.  
  11. /* ~~~~=== stderr ===~~~~
  12. Compiling playground v0.0.1 (/playground)
  13. error: expected one of `!`, `.`, `::`, `;`, `?`, `{`, `}`, or an operator, found `true`
  14. --> src/main.rs:6:82
  15. |
  16. 6 | const fn test(a: bool) -> u32 { match a { True => 1, False => 2 } } test true
  17. | ^^^^ expected one of 8 possible tokens here
  18.  
  19. error: aborting due to previous error
  20.  
  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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