batch-impl 0.7.2

A proc-macro library for batch generating trait impls with a powerful DSL
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error: batch-impl: after #blanket `:` must come a number (e.g. `Box^Arc:2`)
 --> tests/ui/blanket_bad_empty_depth.rs:4:1
  |
4 | #[batch_impl(#blanket(@all_methods){Box:})]
  | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
  |
  = note: this error originates in the attribute macro `batch_impl` (in Nightly builds, run with -Z macro-backtrace for more info)