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: `@2_0` does not match a generated generic — this impl has no group 2 position 0 (groups and positions number from 0); use `@N` for the N-th fresh generic in document order
 --> tests/ui/at_group_out_of_range.rs:5:1
  |
5 | #[batch_impl(()^3-()^3 where{@2_0: Clone})]
  | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
  |
  = note: this error originates in the attribute macro `batch_impl` (in Nightly builds, run with -Z macro-backtrace for more info)