flp-0.1.0.0: examples/nested_union.flp

// Parser test: union in various places (both in a flake and in a field)

Block -> union {
    A ->  seq {
              a : union { 1 words | 1 words }
            , b : 2^2 words
          }
  | B -> seq { a : 0 words, c : (2^4) words }
}