Cldr.Config.default_locale_name

You're seeing just the function default_locale_name, go back to Cldr.Config module for more information.
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default_locale_name(config)

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Specs

default_locale_name(t() | map()) :: Cldr.Locale.locale_name()

Return the default locale name for a given backend configuration.

In order of priority return either:

  • The default locale for a given backend configuration
  • The global default locale speficied in mix.exs under the ex_cldr key
  • The Gettext.get_locale/1 for the current configuration
  • The system-wide default locale which is currently "en-001"