Indicado.MACD.eval-exclamation-mark
You're seeing just the function
eval-exclamation-mark
, go back to Indicado.MACD module for more information.
Specs
eval!(list(), pos_integer(), pos_integer(), pos_integer()) :: [map(), ...] | no_return()
Calculates MACD for the list.
Returns list of map [{macd: x, signal: y}]
or {:error, reason}
macd
represents macd calculationsignal
represents signal line
Raises NotEnoughDataError
if the given list is empty.
Raises BadPeriodError
if any period is an unacceptable number.
Examples
iex> Indicado.MACD.eval!([1, 2, 3, 4], 2, 4, 3)
[%{macd: 0.2666666666666666, signal: 0.1333333333333333},
%{macd: 0.5155555555555553, signal: 0.3244444444444443},
%{macd: 0.6945185185185183, signal: 0.5094814814814813}]
iex> Indicado.MACD.eval!([], 4, 8, 6)
** (NotEnoughDataError) not enough data
iex> Indicado.MACD.eval!([1, 2, 3, 4], 0, 4, 3)
** (BadPeriodError) bad period
iex> Indicado.MACD.eval!([1, 2, 3, 4], 2, 0, 3)
** (BadPeriodError) bad period
iex> Indicado.MACD.eval!([1, 2, 3, 4], 2, 4, 0)
** (BadPeriodError) bad period