17 lines
486 B
Elixir
17 lines
486 B
Elixir
defmodule WeatherTrackerWeb.ErrorHelpers do
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@moduledoc """
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Conveniences for translating and building error messages.
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"""
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@doc """
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Translates an error message.
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"""
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def translate_error({msg, opts}) do
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# Because the error messages we show in our forms and APIs
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# are defined inside Ecto, we need to translate them dynamically.
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Enum.reduce(opts, msg, fn {key, value}, acc ->
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String.replace(acc, "%{#{key}}", fn _ -> to_string(value) end)
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end)
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end
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end
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