Lamina.Provider.Env.name_mangler

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Link to this function

name_mangler(config_key, arg2)

Specs

name_mangler(Lamina.config_key(), state()) :: String.t()

The default name mangler for environment variables.

Converts the configuration key into an upper-case underscored string, optionally with a prefix.

Examples:

iex> Env.name_mangler(:http_port, %{})
"HTTP_PORT"

iex> Env.name_mangler(:http_port, %{prefix: "phoenix"})
"PHOENIX_HTTP_PORT"