Added impl of `fmt::Display` for `Cfg`
Added `fn matched_defines(…)` for filtering for matches in `[defines]`
Changes semantic of `has_defines` from `∀` to `∃` (i.e. all -> one or more)
Changed `write_before` to use `matched_defines`
Added logging of warning for omitted `#[cfg(…)]`s
Added expectations for `mod_attr` test project
Renamed function arguments in `mod_attr` test project
Rustfmt
Introduced `Condition` type to ensure correct API usage of `Cfg`
Merged `Condition::Boolean` and `Condition::Named` into `Condition::Define`
Removed `DefineConfig` and `MissingDefineBehavior`.
(Was getting a bit ahead of myself with these.)
Rustfmt
Vincent Esche
68a22aac3c