Nothing
R/fc_theme.R
In flowchart: Tidy Flowchart Generator
Defines functions
fc_theme
fc_theme
Documented in
fc_theme
#' @title fc_theme
#' @description This function allows you to change the appearance of all boxes of a flowchart at once.
#'
#' @param object fc object.
#' @param text_pattern Text pattern for all the boxes, except the initial and exclusion ones.
#' @param text_pattern_init Text pattern for the initial box.
#' @param text_pattern_exc Text pattern for the exclusion box.
#' @param just Justification for the text: `"left"`, `"center"` or `"right"`.
#' @param text_color Color of the text. See the `col` parameter for [gpar].
#' @param text_fs Font size of the text. See the `fontsize` parameter for [gpar].
#' @param text_fface Font face of the text. See the `fontface` parameter for [gpar].
#' @param text_ffamily Changes the font family of the text. See the `fontfamily` parameter for [gpar].
#' @param text_padding Changes the text padding inside the box. This number has to be greater than 0.
#' @param bg_fill Box background color. See the `fill` parameter for [gpar].
#' @param border_color Box border color. See the `col` parameter for [gpar].
#' @param width Width of the box. Must be an object of class [unit] or a number between 0 and 1.
#' @param height Height of the box. Must be an object of class [unit] or a number between 0 and 1.
#' @param just_exc Justification for the text of the exclude box: `"left"`, `"center"` or `"right"`.
#' @param text_color_exc Color of the text of the exclude box. See `text_color`.
#' @param text_fs_exc Font size of the text of the exclude box. See `text_fs`.
#' @param text_fface_exc Font face of the text of the exclude box. See the `fontface` parameter for [gpar]. See `text_fface`.
#' @param text_ffamily_exc Changes the font family of the text of the exclude box. See the `fontfamily` parameter for [gpar]. See `text_ffamily`.
#' @param text_padding_exc Changes the text padding inside the exclude box. This number has to be greater than 0.
#' @param bg_fill_exc Exclude box background color. See `bg_fill`.
#' @param border_color_exc Box background color of the exclude box. See `border_color`.
#' @param width_exc Width of the exclude box. Must be an object of class [unit] or a number between 0 and 1.
#' @param height_exc Height of the box. Must be an object of class [unit] or a number between 0 and 1.
#' @param text_color_title Color of the title text.
#' @param text_fs_title Font size of the title text.
#' @param text_fface_title Font face of the title text. See the `fontface` parameter for [gpar].
#' @param text_ffamily_title Changes the font family of the title text. See the `fontfamily` parameter for [gpar].
#' @param text_padding_title Changes the title text padding inside the box. This number has to be greater than 0.
#' @param bg_fill_title Title box background color.
#' @param border_color_title Title box border color.
#' @param width_title Width of the title box. Must be an object of class [unit] or a number between 0 and 1.
#' @param height_title Height of the title box. Must be an object of class [unit] or a number between 0 and 1.
#'
#' @return List with the dataset and the flowchart parameters with their modifications.
#'
#' @examples
#' safo |>
#' dplyr::filter(!is.na(group)) |>
#' as_fc(label = "Randomized patients") |>
#' fc_split(group) |>
#' fc_theme(text_fs = 11, text_color = "#324C54", text_fface = 2, bg_fill = "#ADD8E6") |>
#' fc_draw()
#'
#' @export
fc_theme <- function(object, text_pattern = NULL, text_pattern_init = NULL, text_pattern_exc = NULL, just = NULL, text_color = NULL, text_fs = NULL, text_fface = NULL, text_ffamily = NULL, text_padding = NULL, bg_fill = NULL, border_color = NULL, width = NULL, height = NULL, just_exc = NULL, text_color_exc = NULL, text_fs_exc = NULL, text_fface_exc = NULL, text_ffamily_exc = NULL, text_padding_exc = NULL, bg_fill_exc = NULL, border_color_exc = NULL, width_exc = NULL, height_exc = NULL, text_color_title = NULL, text_fs_title = NULL, text_fface_title = NULL, text_ffamily_title = NULL, text_padding_title = NULL, bg_fill_title = NULL, border_color_title = NULL, width_title = NULL, height_title = NULL) {
is_class(object, "fc")
UseMethod("fc_theme")
}
fc_theme <- function(object, text_pattern = NULL, text_pattern_init = NULL, text_pattern_exc = NULL, just = NULL, text_color = NULL, text_fs = NULL, text_fface = NULL, text_ffamily = NULL, text_padding = NULL, bg_fill = NULL, border_color = NULL, width = NULL, height = NULL, just_exc = NULL, text_color_exc = NULL, text_fs_exc = NULL, text_fface_exc = NULL, text_ffamily_exc = NULL, text_padding_exc = NULL, bg_fill_exc = NULL, border_color_exc = NULL, width_exc = NULL, height_exc = NULL, text_color_title = NULL, text_fs_title = NULL, text_fface_title = NULL, text_ffamily_title = NULL, text_padding_title = NULL, bg_fill_title = NULL, border_color_title = NULL, width_title = NULL, height_title = NULL) {
#Change text patterns:
#In all boxes (except init, exc and titles)
if(!is.null(text_pattern)) {
id_all <- which(!object$fc$type %in% c("init", "exclude") & !grepl("title", object$fc$type))
object$fc$text_pattern[id_all] <- if(is.expression(text_pattern)) list(text_pattern) else text_pattern
for(i in id_all) {
label_all <- object$fc$label[[i]]
if(is.expression(label_all) | is.expression(text_pattern)) {
if(is.expression(text_pattern)) {
text_pattern_exp <- gsub("\\{label\\}", "", as.character(text_pattern)) |>
stringr::str_glue(.envir = rlang::as_environment(object$fc[i, ]))
text_pattern_exp <- tryCatch(
parse(text = text_pattern_exp),
error = \(e) {
list(as.character(text_pattern_exp))
})
if(is.character(object$fc$text)) {
object$fc$text <- list(object$fc$text)
}
object$fc[i, ] <- object$fc[i, ] |>
dplyr::mutate(text = list(substitute(atop(x, y), list(x = label_all[[1]], y = text_pattern_exp[[1]]))))
} else {
text_pattern_exp <- gsub("\\{label\\}", "", text_pattern)
object$fc[i, ] <- object$fc[i, ] |>
dplyr::mutate(text = list(substitute(atop(x, y), list(x = label_all[[1]], y = stringr::str_glue(text_pattern_exp)))))
}
} else if(is.character(label_all) & is.character(text_pattern)) {
object$fc[i, ] <- object$fc[i, ] |>
dplyr::mutate(text = as.character(stringr::str_glue(text_pattern)))
} else {
cli::cli_abort("The {.arg text_pattern} must be either a character or expression.")
}
}
}
#Initial box
if(!is.null(text_pattern_init)) {
id_init <- which(object$fc$type == "init")
object$fc$text_pattern[id_init] <- if(is.expression(text_pattern_init)) list(text_pattern_init) else text_pattern_init
for(i in id_init) {
label_init <- object$fc$label[[i]]
if(is.expression(label_init) | is.expression(text_pattern_init)) {
if(is.expression(text_pattern_init)) {
text_pattern_exp <- gsub("\\{label\\}", "", as.character(text_pattern_init)) |>
stringr::str_glue(.envir = rlang::as_environment(object$fc[i, ]))
text_pattern_exp <- tryCatch(
parse(text = text_pattern_exp),
error = \(e) {
list(as.character(text_pattern_exp))
})
if(is.character(object$fc$text)) {
object$fc$text <- list(object$fc$text)
}
object$fc[i, ] <- object$fc[i, ] |>
dplyr::mutate(text = list(substitute(atop(x, y), list(x = label_init[[1]], y = text_pattern_exp[[1]]))))
} else {
text_pattern_exp <- gsub("\\{label\\}", "", text_pattern_init)
object$fc[i, ] <- object$fc[i, ] |>
dplyr::mutate(text = list(substitute(atop(x, y), list(x = label_init[[1]], y = stringr::str_glue(text_pattern_exp)))))
}
} else if(is.character(label_init) & is.character(text_pattern_init)) {
object$fc[i, ] <- object$fc[i, ] |>
dplyr::mutate(text = as.character(stringr::str_glue(text_pattern_init)))
} else {
cli::cli_abort("The {.arg text_pattern_init} must be either a character or expression.")
}
}
}
#Exclude:
if(!is.null(text_pattern_exc)) {
id_exc <- which(object$fc$type == "exclude")
object$fc$text_pattern[id_exc] <- if(is.expression(text_pattern_exc)) list(text_pattern_exc) else text_pattern_exc
for(i in id_exc) {
label_exc <- object$fc$label[[i]]
if(is.expression(label_exc) | is.expression(text_pattern_exc)) {
if(is.expression(text_pattern_exc)) {
text_pattern_exp <- gsub("\\{label\\}", "", as.character(text_pattern_exc)) |>
stringr::str_glue(.envir = rlang::as_environment(object$fc[i, ]))
text_pattern_exp <- tryCatch(
parse(text = text_pattern_exp),
error = \(e) {
list(as.character(text_pattern_exp))
})
if(is.character(object$fc$text)) {
object$fc$text <- list(object$fc$text)
}
object$fc[i, ] <- object$fc[i, ] |>
dplyr::mutate(text = list(substitute(atop(x, y), list(x = label_exc[[1]], y = text_pattern_exp[[1]]))))
} else {
text_pattern_exp <- gsub("\\{label\\}", "", text_pattern_exc)
object$fc[i, ] <- object$fc[i, ] |>
dplyr::mutate(text = list(substitute(atop(x, y), list(x = label_exc[[1]], y = stringr::str_glue(text_pattern_exp)))))
}
} else if(is.character(label_exc) & is.character(text_pattern_exc)) {
object$fc[i, ] <- object$fc[i, ] |>
dplyr::mutate(text = as.character(stringr::str_glue(text_pattern_exc)))
} else {
cli::cli_abort("The {.arg text_pattern_exc} must be either a character or expression.")
}
}
}
#Get the arguments different from NULL in a parameterizated way
arg <- rlang::fn_fmls_names()
#Find what we have to change
nmodify <- tibble::tibble(
arg = arg[arg != "object"]
) |>
dplyr::mutate(
is_null = purrr::map_lgl(.data$arg, ~is.null(get(.)))
) |>
dplyr::filter(!.data$is_null & !grepl("^text_pattern", .data$arg)) |>
dplyr::mutate(
value = purrr::map(.data$arg, ~get(.))
)
nmodify_exc <- nmodify |>
dplyr::filter(grepl("_exc$", .data$arg)) |>
dplyr::mutate(
arg = gsub("_exc$", "", .data$arg)
)
nmodify_title <- nmodify |>
dplyr::filter(grepl("_title$", .data$arg)) |>
dplyr::mutate(
arg = gsub("_title$", "", .data$arg)
)
nmodify_rest <- nmodify |>
dplyr::filter(!grepl("_title$", .data$arg) & !grepl("_exc$", .data$arg))
if(nrow(nmodify) > 0) {
#Change it
if(nrow(nmodify_rest) > 0) {
object$fc <- object$fc |>
dplyr::mutate(dplyr::across(nmodify_rest$arg, ~dplyr::case_when(.data$type != "exclude" & !grepl("title", .data$type) ~ nmodify_rest$value[[which(nmodify_rest$arg == dplyr::cur_column())]], .default = .)))
}
if(nrow(nmodify_exc) > 0) {
if(sum(object$fc$type == "exclude") == 0) {
cli::cli_warn("The arguments for the excluded box parameters were not applied because no excluded boxes were found in the flowchart. Therefore, no change was applied for these boxes.")
}
#Change the excluded boxes
object$fc <- object$fc |>
dplyr::mutate(dplyr::across(nmodify_exc$arg, ~dplyr::case_when(.data$type == "exclude" ~ nmodify_exc$value[[which(nmodify_exc$arg == dplyr::cur_column())]], .default = .)))
}
if(nrow(nmodify_title) > 0) {
if(sum(grepl("title", object$fc$type)) == 0) {
cli::cli_warn("The arguments for the title box parameters were not applied because no title boxes were found in the flowchart. Therefore, no change was applied for these boxes.")
}
#Change the title boxes
object$fc <- object$fc |>
dplyr::mutate(dplyr::across(nmodify_title$arg, ~dplyr::case_when(grepl("title", .data$type) ~ nmodify_title$value[[which(nmodify_title$arg == dplyr::cur_column())]], .default = .)))
}
} else {
if(is.null(text_pattern) & is.null(text_pattern_init) & is.null(text_pattern_exc)) cli::cli_warn("No parameter will be modified as all arguments are set to {.val NULL}.")
}
object
}
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Defines functions fc_theme fc_theme
Documented in fc_theme
#' @title fc_theme
#' @description This function allows you to change the appearance of all boxes of a flowchart at once.
#'
#' @param object fc object.
#' @param text_pattern Text pattern for all the boxes, except the initial and exclusion ones.
#' @param text_pattern_init Text pattern for the initial box.
#' @param text_pattern_exc Text pattern for the exclusion box.
#' @param just Justification for the text: `"left"`, `"center"` or `"right"`.
#' @param text_color Color of the text. See the `col` parameter for [gpar].
#' @param text_fs Font size of the text. See the `fontsize` parameter for [gpar].
#' @param text_fface Font face of the text. See the `fontface` parameter for [gpar].
#' @param text_ffamily Changes the font family of the text. See the `fontfamily` parameter for [gpar].
#' @param text_padding Changes the text padding inside the box. This number has to be greater than 0.
#' @param bg_fill Box background color. See the `fill` parameter for [gpar].
#' @param border_color Box border color. See the `col` parameter for [gpar].
#' @param width Width of the box. Must be an object of class [unit] or a number between 0 and 1.
#' @param height Height of the box. Must be an object of class [unit] or a number between 0 and 1.
#' @param just_exc Justification for the text of the exclude box: `"left"`, `"center"` or `"right"`.
#' @param text_color_exc Color of the text of the exclude box. See `text_color`.
#' @param text_fs_exc Font size of the text of the exclude box. See `text_fs`.
#' @param text_fface_exc Font face of the text of the exclude box. See the `fontface` parameter for [gpar]. See `text_fface`.
#' @param text_ffamily_exc Changes the font family of the text of the exclude box. See the `fontfamily` parameter for [gpar]. See `text_ffamily`.
#' @param text_padding_exc Changes the text padding inside the exclude box. This number has to be greater than 0.
#' @param bg_fill_exc Exclude box background color. See `bg_fill`.
#' @param border_color_exc Box background color of the exclude box. See `border_color`.
#' @param width_exc Width of the exclude box. Must be an object of class [unit] or a number between 0 and 1.
#' @param height_exc Height of the box. Must be an object of class [unit] or a number between 0 and 1.
#' @param text_color_title Color of the title text.
#' @param text_fs_title Font size of the title text.
#' @param text_fface_title Font face of the title text. See the `fontface` parameter for [gpar].
#' @param text_ffamily_title Changes the font family of the title text. See the `fontfamily` parameter for [gpar].
#' @param text_padding_title Changes the title text padding inside the box. This number has to be greater than 0.
#' @param bg_fill_title Title box background color.
#' @param border_color_title Title box border color.
#' @param width_title Width of the title box. Must be an object of class [unit] or a number between 0 and 1.
#' @param height_title Height of the title box. Must be an object of class [unit] or a number between 0 and 1.
#'
#' @return List with the dataset and the flowchart parameters with their modifications.
#'
#' @examples
#' safo |>
#' dplyr::filter(!is.na(group)) |>
#' as_fc(label = "Randomized patients") |>
#' fc_split(group) |>
#' fc_theme(text_fs = 11, text_color = "#324C54", text_fface = 2, bg_fill = "#ADD8E6") |>
#' fc_draw()
#'
#' @export
fc_theme <- function(object, text_pattern = NULL, text_pattern_init = NULL, text_pattern_exc = NULL, just = NULL, text_color = NULL, text_fs = NULL, text_fface = NULL, text_ffamily = NULL, text_padding = NULL, bg_fill = NULL, border_color = NULL, width = NULL, height = NULL, just_exc = NULL, text_color_exc = NULL, text_fs_exc = NULL, text_fface_exc = NULL, text_ffamily_exc = NULL, text_padding_exc = NULL, bg_fill_exc = NULL, border_color_exc = NULL, width_exc = NULL, height_exc = NULL, text_color_title = NULL, text_fs_title = NULL, text_fface_title = NULL, text_ffamily_title = NULL, text_padding_title = NULL, bg_fill_title = NULL, border_color_title = NULL, width_title = NULL, height_title = NULL) {
is_class(object, "fc")
UseMethod("fc_theme")
}
fc_theme <- function(object, text_pattern = NULL, text_pattern_init = NULL, text_pattern_exc = NULL, just = NULL, text_color = NULL, text_fs = NULL, text_fface = NULL, text_ffamily = NULL, text_padding = NULL, bg_fill = NULL, border_color = NULL, width = NULL, height = NULL, just_exc = NULL, text_color_exc = NULL, text_fs_exc = NULL, text_fface_exc = NULL, text_ffamily_exc = NULL, text_padding_exc = NULL, bg_fill_exc = NULL, border_color_exc = NULL, width_exc = NULL, height_exc = NULL, text_color_title = NULL, text_fs_title = NULL, text_fface_title = NULL, text_ffamily_title = NULL, text_padding_title = NULL, bg_fill_title = NULL, border_color_title = NULL, width_title = NULL, height_title = NULL) {
#Change text patterns:
#In all boxes (except init, exc and titles)
if(!is.null(text_pattern)) {
id_all <- which(!object$fc$type %in% c("init", "exclude") & !grepl("title", object$fc$type))
object$fc$text_pattern[id_all] <- if(is.expression(text_pattern)) list(text_pattern) else text_pattern
for(i in id_all) {
label_all <- object$fc$label[[i]]
if(is.expression(label_all) | is.expression(text_pattern)) {
if(is.expression(text_pattern)) {
text_pattern_exp <- gsub("\\{label\\}", "", as.character(text_pattern)) |>
stringr::str_glue(.envir = rlang::as_environment(object$fc[i, ]))
text_pattern_exp <- tryCatch(
parse(text = text_pattern_exp),
error = \(e) {
list(as.character(text_pattern_exp))
})
if(is.character(object$fc$text)) {
object$fc$text <- list(object$fc$text)
}
object$fc[i, ] <- object$fc[i, ] |>
dplyr::mutate(text = list(substitute(atop(x, y), list(x = label_all[[1]], y = text_pattern_exp[[1]]))))
} else {
text_pattern_exp <- gsub("\\{label\\}", "", text_pattern)
object$fc[i, ] <- object$fc[i, ] |>
dplyr::mutate(text = list(substitute(atop(x, y), list(x = label_all[[1]], y = stringr::str_glue(text_pattern_exp)))))
}
} else if(is.character(label_all) & is.character(text_pattern)) {
object$fc[i, ] <- object$fc[i, ] |>
dplyr::mutate(text = as.character(stringr::str_glue(text_pattern)))
} else {
cli::cli_abort("The {.arg text_pattern} must be either a character or expression.")
}
}
}
#Initial box
if(!is.null(text_pattern_init)) {
id_init <- which(object$fc$type == "init")
object$fc$text_pattern[id_init] <- if(is.expression(text_pattern_init)) list(text_pattern_init) else text_pattern_init
for(i in id_init) {
label_init <- object$fc$label[[i]]
if(is.expression(label_init) | is.expression(text_pattern_init)) {
if(is.expression(text_pattern_init)) {
text_pattern_exp <- gsub("\\{label\\}", "", as.character(text_pattern_init)) |>
stringr::str_glue(.envir = rlang::as_environment(object$fc[i, ]))
text_pattern_exp <- tryCatch(
parse(text = text_pattern_exp),
error = \(e) {
list(as.character(text_pattern_exp))
})
if(is.character(object$fc$text)) {
object$fc$text <- list(object$fc$text)
}
object$fc[i, ] <- object$fc[i, ] |>
dplyr::mutate(text = list(substitute(atop(x, y), list(x = label_init[[1]], y = text_pattern_exp[[1]]))))
} else {
text_pattern_exp <- gsub("\\{label\\}", "", text_pattern_init)
object$fc[i, ] <- object$fc[i, ] |>
dplyr::mutate(text = list(substitute(atop(x, y), list(x = label_init[[1]], y = stringr::str_glue(text_pattern_exp)))))
}
} else if(is.character(label_init) & is.character(text_pattern_init)) {
object$fc[i, ] <- object$fc[i, ] |>
dplyr::mutate(text = as.character(stringr::str_glue(text_pattern_init)))
} else {
cli::cli_abort("The {.arg text_pattern_init} must be either a character or expression.")
}
}
}
#Exclude:
if(!is.null(text_pattern_exc)) {
id_exc <- which(object$fc$type == "exclude")
object$fc$text_pattern[id_exc] <- if(is.expression(text_pattern_exc)) list(text_pattern_exc) else text_pattern_exc
for(i in id_exc) {
label_exc <- object$fc$label[[i]]
if(is.expression(label_exc) | is.expression(text_pattern_exc)) {
if(is.expression(text_pattern_exc)) {
text_pattern_exp <- gsub("\\{label\\}", "", as.character(text_pattern_exc)) |>
stringr::str_glue(.envir = rlang::as_environment(object$fc[i, ]))
text_pattern_exp <- tryCatch(
parse(text = text_pattern_exp),
error = \(e) {
list(as.character(text_pattern_exp))
})
if(is.character(object$fc$text)) {
object$fc$text <- list(object$fc$text)
}
object$fc[i, ] <- object$fc[i, ] |>
dplyr::mutate(text = list(substitute(atop(x, y), list(x = label_exc[[1]], y = text_pattern_exp[[1]]))))
} else {
text_pattern_exp <- gsub("\\{label\\}", "", text_pattern_exc)
object$fc[i, ] <- object$fc[i, ] |>
dplyr::mutate(text = list(substitute(atop(x, y), list(x = label_exc[[1]], y = stringr::str_glue(text_pattern_exp)))))
}
} else if(is.character(label_exc) & is.character(text_pattern_exc)) {
object$fc[i, ] <- object$fc[i, ] |>
dplyr::mutate(text = as.character(stringr::str_glue(text_pattern_exc)))
} else {
cli::cli_abort("The {.arg text_pattern_exc} must be either a character or expression.")
}
}
}
#Get the arguments different from NULL in a parameterizated way
arg <- rlang::fn_fmls_names()
#Find what we have to change
nmodify <- tibble::tibble(
arg = arg[arg != "object"]
) |>
dplyr::mutate(
is_null = purrr::map_lgl(.data$arg, ~is.null(get(.)))
) |>
dplyr::filter(!.data$is_null & !grepl("^text_pattern", .data$arg)) |>
dplyr::mutate(
value = purrr::map(.data$arg, ~get(.))
)
nmodify_exc <- nmodify |>
dplyr::filter(grepl("_exc$", .data$arg)) |>
dplyr::mutate(
arg = gsub("_exc$", "", .data$arg)
)
nmodify_title <- nmodify |>
dplyr::filter(grepl("_title$", .data$arg)) |>
dplyr::mutate(
arg = gsub("_title$", "", .data$arg)
)
nmodify_rest <- nmodify |>
dplyr::filter(!grepl("_title$", .data$arg) & !grepl("_exc$", .data$arg))
if(nrow(nmodify) > 0) {
#Change it
if(nrow(nmodify_rest) > 0) {
object$fc <- object$fc |>
dplyr::mutate(dplyr::across(nmodify_rest$arg, ~dplyr::case_when(.data$type != "exclude" & !grepl("title", .data$type) ~ nmodify_rest$value[[which(nmodify_rest$arg == dplyr::cur_column())]], .default = .)))
}
if(nrow(nmodify_exc) > 0) {
if(sum(object$fc$type == "exclude") == 0) {
cli::cli_warn("The arguments for the excluded box parameters were not applied because no excluded boxes were found in the flowchart. Therefore, no change was applied for these boxes.")
}
#Change the excluded boxes
object$fc <- object$fc |>
dplyr::mutate(dplyr::across(nmodify_exc$arg, ~dplyr::case_when(.data$type == "exclude" ~ nmodify_exc$value[[which(nmodify_exc$arg == dplyr::cur_column())]], .default = .)))
}
if(nrow(nmodify_title) > 0) {
if(sum(grepl("title", object$fc$type)) == 0) {
cli::cli_warn("The arguments for the title box parameters were not applied because no title boxes were found in the flowchart. Therefore, no change was applied for these boxes.")
}
#Change the title boxes
object$fc <- object$fc |>
dplyr::mutate(dplyr::across(nmodify_title$arg, ~dplyr::case_when(grepl("title", .data$type) ~ nmodify_title$value[[which(nmodify_title$arg == dplyr::cur_column())]], .default = .)))
}
} else {
if(is.null(text_pattern) & is.null(text_pattern_init) & is.null(text_pattern_exc)) cli::cli_warn("No parameter will be modified as all arguments are set to {.val NULL}.")
}
object
}
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