batch-impl 0.7.2

A proc-macro library for batch generating trait impls with a powerful DSL
Documentation 
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error: batch-impl: the `fn` type already has a return type; cannot apply again
 --> tests/ui/fn_return_reapply.rs:5:14
  |
5 | #[batch_impl(fn(A) -> B - C)]
  |              ^^