Nothing
utils::globalVariables(c(
'x', 'y'
))
`%||%` <- function(x, y) {
if (is.null(x)) y else x
}
is.waive <- function(x) inherits(x, 'waiver')
`%|W|%` <- function(x, y) {
if (is.waive(x)) y else x
}
expand_default <- function(scale, discrete = c(0, 0.6),
continuous = c(0.05, 0)) {
scale$expand %|W|% if (scale$is_discrete()) discrete else continuous
}
combine_aes <- function(aes1, aes2) {
aes_all <- c(aes1[setdiff(names(aes1), names(aes2))], aes2)
class(aes_all) <- class(aes1)
aes_all
}
empty_data <- function(x) {
length(x) == 0 || nrow(x) == 0
}
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