dx

defmodule Dx.Rule do
  # Represents a rule, based on an individual record.
  #
  # ## `when`
  # Nested map with data requirements and matching values.
  #
  # Lists mean one of the values must match.
  #
  # Negations can be expressed using `{:not, value}` or `{:not, [values]}`.

  @moduledoc false

  use TypedStruct

  typedstruct do
    field(:type, module() | nil)
    field(:when, map(), default: %{})
    field(:key, atom())
    field(:val, term())
  end
end