Nothing
#' @export
"+.fy" <- function(x, h) {
if (length(h) == 1L || length(h) == length(x)) {
if (is.integer(h)) {
out <- yr2fy(fy2yr(x) + h)
} else if (is.double(h)) {
if (!all(h == as.integer(h), na.rm = TRUE)) {
warning("`h = ", deparse(substitute(h)), " was not integerish.")
h <- as.integer(h)
}
out <- yr2fy(fy2yr(x) + h)
} else {
stop("non-numeric to arithmetic operation on fy")
}
} else {
stop("`length(h) = ", length(h), "`, yet the length of `x` is ",
length(x), "`.")
}
}
#' @export
"-.fy" <- function(x, h) {
if (length(h) == 1L || length(h) == length(x)) {
if (is.integer(h)) {
out <- yr2fy(fy2yr(x) - h)
} else if (is.double(h)) {
if (!all(h == as.integer(h), na.rm = TRUE)) {
warning("`h = ", deparse(substitute(h)), " was not integerish.")
h <- as.integer(h)
}
out <- yr2fy(fy2yr(x) - h)
} else {
stop("non-numeric to arithmetic operation on fy")
}
} else {
stop("`length(h) = ", length(h), "`, yet the length of `x` is ",
length(x), "`.")
}
}
#' @export
range.fy <- function(...) {
if (.getOption("verbose", FALSE)) {
cat("Using range.fy method\n")
}
R <- range_fy2yr(..1)
yr2fy(R)
}
#' @export
min.fy <- function(...) {
range.fy(...)[1]
}
#' @export
max.fy <- function(...) {
range.fy(...)[2]
}
# nocov start
#' @export
print.fy <- function(x, ...) {
if (length(x) < 10) {
cat("fy (", length(x), "): ", paste0(x, collapse = " "), sep = "")
} else {
cat("fy (", prettyNum(length(x), big.mark = " "), "): ",
paste(head(x), collapse = " "), "...\t",
if (!is.null(miny <- attr(x, "fy_min_yr"))) paste0(" min_yr = ", miny),
if (!is.null(maxy <- attr(x, "fy_max_yr"))) paste0(" max_yr = ", maxy),
sep = "")
}
}
# nocov end
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