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eventstore
1.3.1
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1.4.1
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0.3.0
0.2.1
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0.0.4
0.0.3
0.0.2
0.0.1
Event store using PostgreSQL for persistence.
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lib/event_store/serializer.ex
defmodule EventStore.Serializer do
@moduledoc """
Specification of a serializer to convert between an Elixir term and its
representation in the database.
"""
@type t :: module
@type config :: Keyword.t()
@doc """
Serialize the given term to a representation that can be stored by the
database.
"""
@callback serialize(any) :: binary | map
@doc """
Deserialize the given data to the corresponding term.
"""
@callback deserialize(binary | map, config) :: any
@doc """
Get the serializer module from the given config for the event store.
"""
def serializer(event_store, config) do
case Keyword.fetch(config, :serializer) do
{:ok, serializer} ->
serializer
:error ->
raise ArgumentError,
message: "#{inspect(event_store)} configuration expects :serializer to be configured"
end
end
end