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###
# These methods could be removed if shiny were able to be imported.
# * `shiny::in_devmode()`
# * `shiny::get_devmode_option()`
###
in_shiny_devmode <- function() {
isTRUE(getOption("shiny.devmode", FALSE)) &&
!identical(Sys.getenv("TESTTHAT"), "true")
}
#' @importFrom rlang missing_arg is_missing maybe_missing
get_shiny_devmode_option <- function(
name,
default = NULL,
devmode_default = missing_arg(),
devmode_message = missing_arg()
) {
if (!in_shiny_devmode()) {
# Dev Mode disabled, act like `getOption()`
return(getOption(name, default = default))
}
# Dev Mode enabled, update the default value for `getOption()`
getOption(name, default = {
# Notify developer
if (
!is_missing(devmode_message) &&
!is.null(devmode_message) &&
getOption("shiny.devmode.verbose", TRUE)
) {
devmode_message <- paste0("shiny devmode - ", devmode_message)
rlang::inform(
message = devmode_message,
.frequency = "regularly",
.frequency_id = devmode_message,
.file = stderr()
)
}
# Return Dev Mode default value `devmode_default`
maybe_missing(devmode_default, default)
})
}
|
