provides_unique

List of features that this module provides, but needs to be the only provider.

provides_unique can be used for this.

Adding to provides_unique is equivalent to adding to both provides and conflicts.

Example:

modules:
 - name: gnu_libc
   # ensure only one "libc" will be chosen
   provides_unique:
     - libc
 - name: musl_libc
   provides_unique:
     - libc
   # ... possible other fields