50 lines
1.6 KiB
Elixir
50 lines
1.6 KiB
Elixir
defmodule RDF.XSD do
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@moduledoc """
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An implementation of the XML Schema (XSD) datatype system for use within `RDF.Literal.Datatype` system.
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see <https://www.w3.org/TR/xmlschema-2/>
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"""
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import RDF.Utils.Guards
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alias __MODULE__
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@facets [
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XSD.Facets.MinInclusive,
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XSD.Facets.MaxInclusive
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]
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@doc """
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The list of all XSD facets.
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"""
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@spec facets() :: Enum.t()
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def facets(), do: @facets
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@facets_by_name Map.new(@facets, fn facet -> {facet.name(), facet} end)
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def facet(name) when is_ordinary_atom(name), do: @facets_by_name[to_string(name)]
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def facet(name), do: @facets_by_name[name]
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@doc """
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Returns if the given value is a `RDF.XSD.Datatype` struct or `RDF.Literal` with a `RDF.XSD.Datatype`.
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"""
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defdelegate datatype?(value), to: RDF.Literal.Datatype.Registry, as: :xsd_datatype?
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for datatype <- RDF.Literal.Datatype.Registry.builtin_xsd_datatypes() do
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defdelegate unquote(String.to_atom(datatype.name))(value), to: datatype, as: :new
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defdelegate unquote(String.to_atom(datatype.name))(value, opts), to: datatype, as: :new
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elixir_name = Macro.underscore(datatype.name)
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unless datatype.name == elixir_name do
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defdelegate unquote(String.to_atom(elixir_name))(value), to: datatype, as: :new
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defdelegate unquote(String.to_atom(elixir_name))(value, opts), to: datatype, as: :new
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end
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end
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defdelegate datetime(value), to: XSD.DateTime, as: :new
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defdelegate datetime(value, opts), to: XSD.DateTime, as: :new
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defdelegate unquote(true)(), to: XSD.Boolean.Value
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defdelegate unquote(false)(), to: XSD.Boolean.Value
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end
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