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mbta_metro lib mbta_metro components spinner.ex
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lib/mbta_metro/components/spinner.ex

defmodule MbtaMetro.Components.Spinner do
@moduledoc false
use Phoenix.Component
attr :aria_label, :string, required: true
@doc """
Creates a spinner.
Example:
<.spinner aria_label="Loading..." />
"""
def spinner(assigns) do
~H"""
<div
class="mbta-metro-spinner h-8 w-8 after:border-4 before:border-4 after:border-solid before:border-solid after:border-cobalt-40 before:border-cobalt-70"
role="status"
aria-label={@aria_label}
>
<span class="sr-only"><%= @aria_label %></span>
</div>
"""
end
end