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perspective

0.1.3
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An event sourcing library based upon asynchronously generated perspectives

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perspective lib perspective projection errors inital_state_undefined.ex
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lib/perspective/projection/errors/inital_state_undefined.ex 

defmodule Perspective.Projection.InitialStateUndefined do

  defexception [:module]



  def exception(module) do

    %__MODULE__{

      module: module

    }

  end



  def message(%__MODULE__{module: module} = _excpetion) do

    "The module #{module} is a Perspective.Projection, but it does not define initial_state"

  end

end