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#' Inverted versions of in, is.null and is.na | ||
#' | ||
#' @noRd | ||
#' | ||
#' @examples | ||
#' 1 %not_in% 1:10 | ||
#' not_null(NULL) | ||
`%not_in%` <- Negate(`%in%`) | ||
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not_null <- Negate(is.null) | ||
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not_na <- Negate(is.na) | ||
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#' Removes the null from a vector | ||
#' | ||
#' @noRd | ||
#' | ||
#' @example | ||
#' drop_nulls(list(1, NULL, 2)) | ||
drop_nulls <- function(x) { | ||
x[!sapply(x, is.null)] | ||
} | ||
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#' If x is `NULL`, return y, otherwise return x | ||
#' | ||
#' @param x,y Two elements to test, one potentially `NULL` | ||
#' | ||
#' @noRd | ||
#' | ||
#' @examples | ||
#' NULL %||% 1 | ||
"%||%" <- function(x, y) { | ||
if (is.null(x)) { | ||
y | ||
} else { | ||
x | ||
} | ||
} | ||
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#' If x is `NA`, return y, otherwise return x | ||
#' | ||
#' @param x,y Two elements to test, one potentially `NA` | ||
#' | ||
#' @noRd | ||
#' | ||
#' @examples | ||
#' NA %|NA|% 1 | ||
"%|NA|%" <- function(x, y) { | ||
if (is.na(x)) { | ||
y | ||
} else { | ||
x | ||
} | ||
} | ||
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#' Typing reactiveValues is too long | ||
#' | ||
#' @inheritParams reactiveValues | ||
#' @inheritParams reactiveValuesToList | ||
#' | ||
#' @noRd | ||
rv <- function(...) shiny::reactiveValues(...) | ||
rvtl <- function(...) shiny::reactiveValuesToList(...) |
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