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zoi
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0.1.0
Zoi is a schema validation library for Elixir, designed to provide a simple and flexible way to define and validate data.
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lib/zoi/iso/date.ex
defmodule Zoi.ISO.Date do
@moduledoc false
use Zoi.Type.Def
def new(opts \\ []) do
opts = Keyword.merge([error: "invalid type: must be an ISO date"], opts)
apply_type(opts)
end
defimpl Zoi.Type do
def parse(schema, input, _opts) when is_binary(input) do
case Date.from_iso8601(input) do
{:error, _reason} ->
error(schema)
{:ok, _parsed} ->
{:ok, input}
end
end
def parse(schema, _input, _opts) do
error(schema)
end
defp error(schema) do
{:error, schema.meta.error}
end
def type_spec(_schema, _opts) do
quote(do: binary())
end
end
end