R/ArgumentCheck.R

In gioca77/SAAO: Statistical Analysis of Accident Data

#' Functions for internal use from the ArgumentCheck Package, which is no longer supported
#' @noRd
#'
newArgCheck_sep <- function ()
{
  argcheck <- new.env()
  assign("n_warn", 0, envir = argcheck)
  assign("warn_msg", NULL, envir = argcheck)
  assign("n_error", 0, envir = argcheck)
  assign("error_msg", NULL, envir = argcheck)
  assign("n_message", 0, envir = argcheck)
  assign("message_msg", NULL, envir = argcheck)
  class(argcheck) <- c("ArgCheck", "environment")
  return(argcheck)
}

addError_sep <- function (msg, argcheck)
{
  if (!"ArgCheck" %in% class(argcheck))
    stop("'argcheck' must be an object of class 'ArgCheck'")
  assign("n_error", get("n_error", envir = argcheck) +
           1, envir = argcheck)
  assign("error_msg", c(get("error_msg", envir = argcheck),
                        msg), envir = argcheck)
}

finishArgCheck_sep <- function (argcheck)
{
  fn_call <- sys.call(-1)
  fn_call <- utils::capture.output(fn_call)
  if (!"ArgCheck" %in% class(argcheck))
    stop("'argcheck' must be an object of class 'ArgCheck'")
  argcheck <- mget(ls(envir = argcheck), envir = argcheck)
  if (argcheck$n_warn > 0)
    warning(paste0(c("", fn_call, paste0(1:argcheck$n_warn,
                                         ": ", argcheck$warn_msg)), collapse = "\n"),
            call. = FALSE)
  if (argcheck$n_message > 0)
    message(paste0(c("", fn_call, paste0(1:argcheck$n_message,
                                         ": ", argcheck$message_msg)), collapse = "\n"))
  if (argcheck$n_error > 0)
    stop(paste0(c("", fn_call, paste0(1:argcheck$n_error,
                                      ": ", argcheck$error_msg)), collapse = "\n"),
         call. = FALSE)
}