3 ms·

For unused vars you can do this and the compiler will ignore it. _ = my_unsed_var;

• adamdusty 4y ago
  Doesn't that entirely defeat the purpose of having the compiler not allow unused variables.
  • pverghese 4y ago
    Not exactly. Because a quick grep of _ = gives you the variables which are needed to be checked before whether used or unused
  • dolmen 4y ago
    Add a pre-commit hook to forbid use of '_ ='. grep '$ *_ ?=' *