Revision f0be1b82dc7d92059995e2e6b0a90667d7a9358e

Identify input labels that do not match package names

Look for formatting issues in the source

Make sure tests are only run when requested

Validate package descriptions

Identify inputs that should be native inputs

Make sure 'wrap-program' can finds its interpreter.

Validate file names and availability of patches

Report collisions that would occur due to propagated inputs

Validate patch headers

Check for autogenerated tarballs

Identify inputs that shouldn't be inputs at all

Check if tests are explicitly enabled

Validate package names

Validate file names of sources

Report failure to compile a package to a derivation

Suggest 'mirror://' URLs

Make sure the 'license' field is a <license> or a list thereof