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commanded_uniqueness_middleware

0.6.0
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Use CommandedUniquenessMiddleware to ensure short-term value uniqueness, usually during Commanded command dispatch.

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commanded_uniqueness_middleware test support test_command_multi_concat.ex
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test/support/test_command_multi_concat.ex 

defmodule TestCommandMultiConcat do

  defstruct [

    :id,

    :name,

    :email,

    :description

  ]

end



defimpl Commanded.Middleware.Uniqueness.UniqueFields, for: TestCommandMultiConcat do

  def unique(%TestCommandMultiConcat{id: id}),

    do: [

      {[:name, :email], "not unique", id, ignore_case: [:email]},

      {:description, "not unique", id}

    ]

end