efg 0.1.4

Conditional compilation using boolean expression syntax, rather than any(), all(), not().
Documentation 
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error: unexpected end of input
 --> tests/ui/empty.rs:3:1
  |
3 | #[efg()]
  | ^^^^^^^^
  |
  = note: this error originates in the attribute macro `efg` (in Nightly builds, run with -Z macro-backtrace for more info)