R/input_checkers_mean_spec.R

In fEGarch: SM/LM EGARCH & GARCH, VaR/ES Backtesting & Dual LM Extensions

# For class "mean_spec"

order_checker_arma <- function(arma_order) {
  !((length(arma_order) == 2) && (arma_order[[1]] >= 0 && arma_order[[2]] >= 0))
}

mean_checker <- function(include_mean) {
  !(length(include_mean) == 1)
}

# Function "lmemo_checker" can be reused from "inpout_checkers_egarch_spec.R".