Fauna DB syntax prototype

fauna_prototype_v1.cr

# This backwards approach wouldn't work because things like `let` and `do` would seem unnatural.

Fauna
  .index('all_things_random_and_ref')
  .match
  .paginate(size: size, after: after)
  .select('data')
  .map { |_, ref| ref.get }
  .query

Fauna
  .index('spells_by_element')
  .match('fire')
  .paginate
  .each do |spell|
    spell.update(
      data: {
        spellbook: Fauna.ref('classes/spellbooks/104979509693618791')
      }
    )
  end
 

fauna_prototype_v2.cr

# This approach mixes OOP with functional technique but just seems awkward and inconsistent.

what_to_map_over =
  Fauna
    .select("data")
    .paginate { size: 2, after: 0 }
    .match(Fauna.index("all_things_random_and_ref"))

Fauna
  .query
  .map what_to_map_over |_, ref| {
    Fauna.get(ref)
  }
  
 

fauna_prototype_v3.cr

Fauna
  .query
  .select("data")
  .paginate { size: 2, after: 0 }
  .match(Fauna.index("all_things_random_and_ref"))
  .map [:_, :ref] |_, ref| {
    Fauna.get(ref)
  }