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#' Method to get convergence information
#'
#' @param object The object to investigate
#' @param x The object to be printed
#' @param \dots For potential future extensions
#' @return For [mkinfit] objects, a character vector containing
#' For [mmkin] objects, an object of class 'convergence.mmkin' with a
#' suitable printing method.
#' @export
convergence <- function(object, ...)
{
UseMethod("convergence", object)
}
#' @rdname convergence
#' @export
#' @examples
#' \dontrun{
#' fits <- mmkin(
#' c("SFO", "FOMC"),
#' list("FOCUS A" = FOCUS_2006_A,
#' "FOCUS B" = FOCUS_2006_C),
#' quiet = TRUE)
#' convergence(fits)
#' }
convergence.mmkin <- function(object, ...) {
all_summary_warnings <- character()
sww <- 0 # Counter for Shapiro-Wilks warnings
result <- lapply(object,
function(fit) {
if (inherits(fit, "try-error")) return("E")
sw <- fit$summary_warnings
swn <- names(sw)
if (length(sw) > 0) {
if (any(grepl("S", swn))) {
sww <<- sww + 1
swn <- gsub("S", paste0("S", sww), swn)
}
warnstring <- paste(swn, collapse = ", ")
names(sw) <- swn
all_summary_warnings <<- c(all_summary_warnings, sw)
return(warnstring)
} else {
return("OK")
}
})
result <- unlist(result)
dim(result) <- dim(object)
dimnames(result) <- dimnames(object)
u_swn <- unique(names(all_summary_warnings))
attr(result, "unique_warnings") <- all_summary_warnings[u_swn]
class(result) <- "convergence.mmkin"
return(result)
}
#' @rdname convergence
#' @export
print.convergence.mmkin <- function(x, ...) {
u_w <- attr(x, "unique_warnings")
attr(x, "unique_warnings") <- NULL
class(x) <- NULL
print(x, quote = FALSE)
cat("\n")
for (i in seq_along(u_w)) {
cat(names(u_w)[i], ": ", u_w[i], "\n", sep = "")
}
if (any(x == "OK")) cat("OK: No warnings\n")
if (any(x == "E")) cat("E: Error\n")
}
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