60 lines
1.8 KiB
Elixir
60 lines
1.8 KiB
Elixir
defmodule RDF.Serialization do
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@callback id :: URI.t
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@callback extension :: binary
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@callback content_type :: binary
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@callback options :: map
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@callback decoder :: module
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@callback encoder :: module
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defmacro __using__(_) do
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quote bind_quoted: [], unquote: true do
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@behaviour unquote(__MODULE__)
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@decoder __MODULE__.Decoder
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@encoder __MODULE__.Encoder
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def decoder, do: @decoder
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def encoder, do: @encoder
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def options, do: %{}
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defoverridable [decoder: 0, encoder: 0, options: 0]
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def read(file_or_content, opts \\ []),
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do: RDF.Serialization.Reader.read(decoder(), file_or_content, opts)
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def read!(file_or_content, opts \\ []),
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do: RDF.Serialization.Reader.read!(decoder(), file_or_content, opts)
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def read_string(content, opts \\ []),
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do: RDF.Serialization.Reader.read_string(decoder(), content, opts)
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def read_string!(content, opts \\ []),
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do: RDF.Serialization.Reader.read_string!(decoder(), content, opts)
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def read_file(file, opts \\ []),
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do: RDF.Serialization.Reader.read_file(decoder(), file, opts)
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def read_file!(file, opts \\ []),
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do: RDF.Serialization.Reader.read_file!(decoder(), file, opts)
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@before_compile unquote(__MODULE__)
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end
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end
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defmacro __before_compile__(_env) do
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quote do
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if !Module.defines?(__MODULE__, {:id, 0}) &&
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Module.get_attribute(__MODULE__, :id) do
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def id, do: @id
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end
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if !Module.defines?(__MODULE__, {:extension, 0}) &&
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Module.get_attribute(__MODULE__, :extension) do
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def extension, do: @extension
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end
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if !Module.defines?(__MODULE__, {:content_type, 0}) &&
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Module.get_attribute(__MODULE__, :content_type) do
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def content_type, do: @content_type
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end
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end
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end
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end
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