#' Return the last centered (similar) day curve.
#' Inherits \code{\link{Forecaster}}
PersistenceForecaster = R6::R6Class("PersistenceForecaster",
#' Return the last centered (similar) day curve.
#' Inherits \code{\link{Forecaster}}
PersistenceForecaster = R6::R6Class("PersistenceForecaster",
public = list(
predictShape = function(today, memory, horizon, ...)
public = list(
predictShape = function(today, memory, horizon, ...)