SoftBank.Note.Currency.symbol-exclamation-mark

You're seeing just the function symbol-exclamation-mark, go back to SoftBank.Note.Currency module for more information.

Specs

symbol!(SoftBank.Note.t() | String.t() | atom()) :: String.t()

Returns the symbol of the currency. An ArgumentError is raised if the currency doesn’t exist.

Example:

iex> SoftBank.Note.Currency.symbol!(:USD)
"$"
iex> SoftBank.Note.Currency.symbol!(:WRONG)
** (ArgumentError) currency WRONG doesn’t exist