AMR/R/aa_helper_functions.R

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# ==================================================================== #
# TITLE #
# Antimicrobial Resistance (AMR) Data Analysis for R #
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# #
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# SOURCE #
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# https://github.com/msberends/AMR #
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# #
# LICENCE #
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# (c) 2018-2021 Berends MS, Luz CF et al. #
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# Developed at the University of Groningen, the Netherlands, in #
# collaboration with non-profit organisations Certe Medical #
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# Diagnostics & Advice, and University Medical Center Groningen. #
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# #
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# This R package is free software; you can freely use and distribute #
# it for both personal and commercial purposes under the terms of the #
# GNU General Public License version 2.0 (GNU GPL-2), as published by #
# the Free Software Foundation. #
# We created this package for both routine data analysis and academic #
# research and it was publicly released in the hope that it will be #
# useful, but it comes WITHOUT ANY WARRANTY OR LIABILITY. #
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# #
# Visit our website for the full manual and a complete tutorial about #
# how to conduct AMR data analysis: https://msberends.github.io/AMR/ #
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# ==================================================================== #
# faster implementation of left_join than using merge() by poorman - we use match():
pm_left_join <- function(x, y, by = NULL, suffix = c(".x", ".y")) {
if (is.null(by)) {
by <- intersect(names(x), names(y))[1L]
if (is.na(by)) {
stop_("no common column found for pm_left_join()")
}
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pm_join_message(by)
} else if (!is.null(names(by))) {
by <- unname(c(names(by), by))
}
if (length(by) == 1) {
by <- rep(by, 2)
}
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int_x <- colnames(x) %in% colnames(y) & colnames(x) != by[1]
int_y <- colnames(y) %in% colnames(x) & colnames(y) != by[2]
colnames(x)[int_x] <- paste0(colnames(x)[int_x], suffix[1L])
colnames(y)[int_y] <- paste0(colnames(y)[int_y], suffix[2L])
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merged <- cbind(x,
y[match(x[, by[1], drop = TRUE],
y[, by[2], drop = TRUE]),
colnames(y)[!colnames(y) %in% colnames(x) & !colnames(y) == by[2]],
drop = FALSE])
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rownames(merged) <- NULL
merged
}
quick_case_when <- function(...) {
vectors <- list(...)
split <- lapply(vectors, function(x) unlist(strsplit(paste(deparse(x), collapse = ""), "~", fixed = TRUE)))
for (i in seq_len(length(vectors))) {
if (eval(parse(text = split[[i]][1]), envir = parent.frame())) {
return(eval(parse(text = split[[i]][2]), envir = parent.frame()))
}
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}
return(NA)
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}
# No export, no Rd
addin_insert_in <- function() {
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import_fn("insertText", "rstudioapi")(" %in% ")
}
# No export, no Rd
addin_insert_like <- function() {
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import_fn("insertText", "rstudioapi")(" %like% ")
}
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check_dataset_integrity <- function() {
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# check if user overwrote our data sets in their global environment
data_in_pkg <- data(package = "AMR", envir = asNamespace("AMR"))$results[, "Item", drop = TRUE]
data_in_globalenv <- ls(envir = globalenv())
overwritten <- data_in_pkg[data_in_pkg %in% data_in_globalenv]
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# exception for example_isolates
overwritten <- overwritten[overwritten != "example_isolates"]
if (length(overwritten) > 0) {
if (length(overwritten) > 1) {
plural <- c("s are", "", "s")
} else {
plural <- c(" is", "s", "")
}
warning_("The following data set", plural[1],
" overwritten by your global environment and prevent", plural[2],
" the AMR package from working correctly: ",
vector_and(overwritten, quotes = "'"),
".\nPlease rename your object", plural[3], ".", call = FALSE)
}
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# check if other packages did not overwrite our data sets
valid_microorganisms <- TRUE
valid_antibiotics <- TRUE
tryCatch({
valid_microorganisms <- all(c("mo", "fullname", "kingdom", "phylum",
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"class", "order", "family", "genus",
"species", "subspecies", "rank",
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"species_id", "source", "ref", "prevalence") %in% colnames(microorganisms),
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na.rm = TRUE)
valid_antibiotics <- all(c("ab", "atc", "cid", "name", "group",
"atc_group1", "atc_group2", "abbreviations",
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"synonyms", "oral_ddd", "oral_units",
"iv_ddd", "iv_units", "loinc") %in% colnames(antibiotics),
na.rm = TRUE)
}, error = function(e) {
# package not yet loaded
require("AMR")
})
stop_if(!valid_microorganisms | !valid_antibiotics,
"the data set `microorganisms` or `antibiotics` was overwritten in your environment because another package with the same object name(s) was loaded _after_ the AMR package, preventing the AMR package from working correctly. Please load the AMR package last.")
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invisible(TRUE)
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}
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search_type_in_df <- function(x, type, info = TRUE) {
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meet_criteria(x, allow_class = "data.frame")
meet_criteria(type, allow_class = "character", has_length = 1)
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# try to find columns based on type
found <- NULL
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# remove attributes from other packages
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x <- as.data.frame(x, stringsAsFactors = FALSE)
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colnames(x) <- trimws(colnames(x))
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# -- mo
if (type == "mo") {
if (any(vapply(FUN.VALUE = logical(1), x, is.mo))) {
found <- sort(colnames(x)[vapply(FUN.VALUE = logical(1), x, is.mo)])[1]
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} else if ("mo" %in% colnames(x) &
suppressWarnings(
all(x$mo %in% c(NA,
microorganisms$mo,
microorganisms.translation$mo_old)))) {
found <- "mo"
} else if (any(colnames(x) %like% "^(mo|microorganism|organism|bacteria|ba[ck]terie)s?$")) {
found <- sort(colnames(x)[colnames(x) %like% "^(mo|microorganism|organism|bacteria|ba[ck]terie)s?$"])[1]
} else if (any(colnames(x) %like% "^(microorganism|organism|bacteria|ba[ck]terie)")) {
found <- sort(colnames(x)[colnames(x) %like% "^(microorganism|organism|bacteria|ba[ck]terie)"])[1]
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} else if (any(colnames(x) %like% "species")) {
found <- sort(colnames(x)[colnames(x) %like% "species"])[1]
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}
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}
# -- key antibiotics
if (type == "keyantibiotics") {
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if (any(colnames(x) %like% "^key.*(ab|antibiotics)")) {
found <- sort(colnames(x)[colnames(x) %like% "^key.*(ab|antibiotics)"])[1]
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}
}
# -- date
if (type == "date") {
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if (any(colnames(x) %like% "^(specimen date|specimen_date|spec_date)")) {
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# WHONET support
found <- sort(colnames(x)[colnames(x) %like% "^(specimen date|specimen_date|spec_date)"])[1]
if (!any(class(pm_pull(x, found)) %in% c("Date", "POSIXct"))) {
stop(font_red(paste0("Found column '", font_bold(found), "' to be used as input for `col_", type,
"`, but this column contains no valid dates. Transform its values to valid dates first.")),
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call. = FALSE)
}
} else if (any(vapply(FUN.VALUE = logical(1), x, function(x) inherits(x, c("Date", "POSIXct"))))) {
found <- sort(colnames(x)[vapply(FUN.VALUE = logical(1), x, function(x) inherits(x, c("Date", "POSIXct")))])[1]
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}
}
# -- patient id
if (type == "patient_id") {
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if (any(colnames(x) %like% "^(identification |patient|patid)")) {
found <- sort(colnames(x)[colnames(x) %like% "^(identification |patient|patid)"])[1]
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}
}
# -- specimen
if (type == "specimen") {
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if (any(colnames(x) %like% "(specimen type|spec_type)")) {
found <- sort(colnames(x)[colnames(x) %like% "(specimen type|spec_type)"])[1]
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} else if (any(colnames(x) %like% "^(specimen)")) {
found <- sort(colnames(x)[colnames(x) %like% "^(specimen)"])[1]
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}
}
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# -- UTI (urinary tract infection)
if (type == "uti") {
if (any(colnames(x) == "uti")) {
found <- colnames(x)[colnames(x) == "uti"][1]
} else if (any(colnames(x) %like% "(urine|urinary)")) {
found <- sort(colnames(x)[colnames(x) %like% "(urine|urinary)"])[1]
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}
if (!is.null(found)) {
# this column should contain logicals
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if (!is.logical(x[, found, drop = TRUE])) {
message_("Column '", font_bold(found), "' found as input for `col_", type,
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"`, but this column does not contain 'logical' values (TRUE/FALSE) and was ignored.",
add_fn = font_red)
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found <- NULL
}
}
}
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if (!is.null(found) & info == TRUE) {
if (message_not_thrown_before(fn = paste0("search_", type))) {
msg <- paste0("Using column '", font_bold(found), "' as input for `col_", type, "`.")
if (type %in% c("keyantibiotics", "specimen")) {
msg <- paste(msg, "Use", font_bold(paste0("col_", type), "= FALSE"), "to prevent this.")
}
message_(msg)
remember_thrown_message(fn = paste0("search_", type))
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}
}
found
}
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is_possibly_regex <- function(x) {
tryCatch(vapply(FUN.VALUE = character(1), strsplit(x, ""),
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function(y) any(y %in% c("$", "(", ")", "*", "+", "-", ".", "?", "[", "]", "^", "{", "|", "}", "\\"), na.rm = TRUE)),
error = function(e) rep(TRUE, length(x)))
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}
stop_ifnot_installed <- function(package) {
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# no "utils::installed.packages()" since it requires non-staged install since R 3.6.0
# https://developer.r-project.org/Blog/public/2019/02/14/staged-install/index.html
vapply(FUN.VALUE = character(1), package, function(pkg)
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tryCatch(get(".packageName", envir = asNamespace(pkg)),
error = function(e) {
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if (package == "rstudioapi") {
stop("This function only works in RStudio.", call. = FALSE)
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} else if (pkg != "base") {
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stop("This requires the '", pkg, "' package.",
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"\nTry to install it with: install.packages(\"", pkg, "\")",
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call. = FALSE)
}
}))
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return(invisible())
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}
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import_fn <- function(name, pkg, error_on_fail = TRUE) {
if (isTRUE(error_on_fail)) {
stop_ifnot_installed(pkg)
}
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tryCatch(
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# don't use get() to avoid fetching non-API functions
getExportedValue(name = name, ns = asNamespace(pkg)),
error = function(e) {
if (isTRUE(error_on_fail)) {
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stop_("function ", name, "() is not an exported object from package '", pkg,
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"'. Please create an issue at https://github.com/msberends/AMR/issues. Many thanks!",
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call = FALSE)
} else {
return(NULL)
}
})
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}
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# this alternative wrapper to the message(), warning() and stop() functions:
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# - wraps text to never break lines within words
# - ignores formatted text while wrapping
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# - adds indentation dependent on the type of message (such as NOTE)
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# - can add additional formatting functions like blue or bold text
word_wrap <- function(...,
add_fn = list(),
as_note = FALSE,
width = 0.95 * getOption("width"),
extra_indent = 0) {
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msg <- paste0(c(...), collapse = "")
if (isTRUE(as_note)) {
msg <- paste0("NOTE: ", gsub("^note:? ?", "", msg, ignore.case = TRUE))
}
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if (msg %like% "\n") {
# run word_wraps() over every line here, bind them and return again
return(paste0(vapply(FUN.VALUE = character(1),
trimws(unlist(strsplit(msg, "\n")), which = "right"),
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word_wrap,
add_fn = add_fn,
as_note = FALSE,
width = width,
extra_indent = extra_indent),
collapse = "\n"))
}
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# we need to correct for already applied style, that adds text like "\033[31m\"
msg_stripped <- font_stripstyle(msg)
# where are the spaces now?
msg_stripped_wrapped <- paste0(strwrap(msg_stripped,
simplify = TRUE,
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width = width),
collapse = "\n")
msg_stripped_wrapped <- paste0(unlist(strsplit(msg_stripped_wrapped, "(\n|\\*\\|\\*)")),
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collapse = "\n")
msg_stripped_spaces <- which(unlist(strsplit(msg_stripped, "")) == " ")
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msg_stripped_wrapped_spaces <- which(unlist(strsplit(msg_stripped_wrapped, "")) != "\n")
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# so these are the indices of spaces that need to be replaced
replace_spaces <- which(!msg_stripped_spaces %in% msg_stripped_wrapped_spaces)
# put it together
msg <- unlist(strsplit(msg, " "))
msg[replace_spaces] <- paste0(msg[replace_spaces], "\n")
msg <- paste0(msg, collapse = " ")
msg <- gsub("\n ", "\n", msg, fixed = TRUE)
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if (msg_stripped %like% "^NOTE: ") {
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indentation <- 6 + extra_indent
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} else if (msg_stripped %like% "^=> ") {
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indentation <- 3 + extra_indent
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} else {
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indentation <- 0 + extra_indent
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}
msg <- gsub("\n", paste0("\n", strrep(" ", indentation)), msg, fixed = TRUE)
# remove trailing empty characters
msg <- gsub("(\n| )+$", "", msg)
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if (length(add_fn) > 0) {
if (!is.list(add_fn)) {
add_fn <- list(add_fn)
}
for (i in seq_len(length(add_fn))) {
msg <- add_fn[[i]](msg)
}
}
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# format backticks
msg <- gsub("(`.+?`)", font_grey_bg("\\1"), msg)
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msg
}
message_ <- function(...,
appendLF = TRUE,
add_fn = list(font_blue),
as_note = TRUE) {
message(word_wrap(...,
add_fn = add_fn,
as_note = as_note),
appendLF = appendLF)
}
warning_ <- function(...,
add_fn = list(),
immediate = FALSE,
call = TRUE) {
warning(word_wrap(...,
add_fn = add_fn,
as_note = FALSE),
immediate. = immediate,
call. = call)
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}
# this alternative to the stop() function:
# - adds the function name where the error was thrown
# - wraps text to never break lines within words
stop_ <- function(..., call = TRUE) {
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msg <- paste0(c(...), collapse = "")
if (!isFALSE(call)) {
if (isTRUE(call)) {
call <- as.character(sys.call(-1)[1])
} else {
# so you can go back more than 1 call, as used in rsi_calc(), that now throws a reference to e.g. n_rsi()
call <- as.character(sys.call(call)[1])
}
msg <- paste0("in ", call, "(): ", msg)
}
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msg <- word_wrap(msg, add_fn = list(), as_note = FALSE)
stop(msg, call. = FALSE)
}
stop_if <- function(expr, ..., call = TRUE) {
if (isTRUE(expr)) {
if (isTRUE(call)) {
call <- -1
}
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if (!isFALSE(call)) {
# since we're calling stop_(), which is another call
call <- call - 1
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}
stop_(..., call = call)
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}
}
stop_ifnot <- function(expr, ..., call = TRUE) {
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if (isFALSE(expr)) {
if (isTRUE(call)) {
call <- -1
}
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if (!isFALSE(call)) {
# since we're calling stop_(), which is another call
call <- call - 1
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}
stop_(..., call = call)
}
}
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"%or%" <- function(x, y) {
if (is.null(x) | is.null(y)) {
if (is.null(x)) {
return(y)
} else {
return(x)
}
}
ifelse(!is.na(x),
x,
ifelse(!is.na(y), y, NA))
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}
class_integrity_check <- function(value, type, check_vector) {
if (!all(value[!is.na(value)] %in% check_vector)) {
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warning_(paste0("invalid ", type, ", NA generated"), call = FALSE)
value[!value %in% check_vector] <- NA
}
value
}
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# transforms data set to data.frame with only ASCII values, to comply with CRAN policies
dataset_UTF8_to_ASCII <- function(df) {
trans <- function(vect) {
iconv(vect, from = "UTF-8", to = "ASCII//TRANSLIT")
}
df <- as.data.frame(df, stringsAsFactors = FALSE)
for (i in seq_len(NCOL(df))) {
col <- df[, i]
if (is.list(col)) {
col <- lapply(col, function(j) trans(j))
df[, i] <- list(col)
} else {
if (is.factor(col)) {
levels(col) <- trans(levels(col))
} else if (is.character(col)) {
col <- trans(col)
} else {
col
}
df[, i] <- col
}
}
df
}
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# for eucast_rules() and mdro(), creates markdown output with URLs and names
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create_ab_documentation <- function(ab) {
ab_names <- ab_name(ab, language = NULL, tolower = TRUE)
ab <- ab[order(ab_names)]
ab_names <- ab_names[order(ab_names)]
atcs <- ab_atc(ab)
atcs[!is.na(atcs)] <- paste0("[", atcs[!is.na(atcs)], "](", ab_url(ab[!is.na(atcs)]), ")")
atcs[is.na(atcs)] <- "no ATC code"
out <- paste0(ab_names, " (`", ab, "`, ", atcs, ")", collapse = ", ")
substr(out, 1, 1) <- toupper(substr(out, 1, 1))
out
}
vector_or <- function(v, quotes = TRUE, reverse = FALSE, sort = TRUE, last_sep = " or ") {
# makes unique and sorts, and this also removed NAs
v <- unique(v)
if (isTRUE(sort)) {
v <- sort(v)
}
if (isTRUE(reverse)) {
v <- rev(v)
}
if (isTRUE(quotes)) {
quotes <- '"'
} else if (isFALSE(quotes)) {
quotes <- ""
} else {
quotes <- quotes[1L]
}
if (length(v) == 1) {
return(paste0(quotes, v, quotes))
}
if (identical(v, c("I", "R", "S"))) {
# class <rsi> should be sorted like this
v <- c("R", "S", "I")
}
# all commas except for last item, so will become '"val1", "val2", "val3" or "val4"'
paste0(paste0(quotes, v[seq_len(length(v) - 1)], quotes, collapse = ", "),
last_sep, paste0(quotes, v[length(v)], quotes))
}
vector_and <- function(v, quotes = TRUE, reverse = FALSE, sort = TRUE) {
vector_or(v = v, quotes = quotes, reverse = reverse, sort = sort, last_sep = " and ")
}
format_class <- function(class, plural) {
class.bak <- class
class[class == "numeric"] <- "number"
class[class == "integer"] <- "whole number"
if (all(c("numeric", "integer") %in% class.bak, na.rm = TRUE)) {
class[class %in% c("number", "whole number")] <- "(whole) number"
}
class[class == "character"] <- "text string"
class[class %in% c("Date", "POSIXt")] <- "date"
class[class != class.bak] <- paste0(ifelse(plural, "", "a "),
class[class != class.bak],
ifelse(plural, "s", ""))
# exceptions
class[class == "logical"] <- ifelse(plural, "a vector of `TRUE`/`FALSE`", "`TRUE` or `FALSE`")
if ("data.frame" %in% class) {
class <- "a data set"
}
if ("list" %in% class) {
class <- "a list"
}
if ("matrix" %in% class) {
class <- "a matrix"
}
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if ("isolate_identifier" %in% class) {
class <- "created with isolate_identifier()"
}
if (any(c("mo", "ab", "rsi", "disk", "mic") %in% class)) {
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class <- paste0("of class <", class[1L], ">")
}
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class[class == class.bak] <- paste0("of class <", class[class == class.bak], ">")
# output
vector_or(class, quotes = FALSE)
}
# a check for every single argument in all functions
meet_criteria <- function(object,
allow_class = NULL,
has_length = NULL,
looks_like = NULL,
is_in = NULL,
is_positive = NULL,
is_finite = NULL,
contains_column_class = NULL,
allow_NULL = FALSE,
allow_NA = FALSE,
ignore.case = FALSE,
.call_depth = 0) { # depth in calling
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obj_name <- deparse(substitute(object))
call_depth <- -2 - abs(.call_depth)
# if object is missing, or another error:
tryCatch(invisible(object),
error = function(e) pkg_env$meet_criteria_error_txt <- e$message)
if (!is.null(pkg_env$meet_criteria_error_txt)) {
error_txt <- pkg_env$meet_criteria_error_txt
pkg_env$meet_criteria_error_txt <- NULL
stop(error_txt, call. = FALSE) # don't use stop_() here, pkg may not be loaded yet
}
pkg_env$meet_criteria_error_txt <- NULL
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if (is.null(object)) {
stop_if(allow_NULL == FALSE, "argument `", obj_name, "` must not be NULL", call = call_depth)
return(invisible())
}
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if (is.null(dim(object)) && length(object) == 1 && suppressWarnings(is.na(object))) { # suppressWarnings for functions
stop_if(allow_NA == FALSE, "argument `", obj_name, "` must not be NA", call = call_depth)
return(invisible())
}
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if (!is.null(allow_class)) {
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stop_ifnot(inherits(object, allow_class), "argument `", obj_name,
"` must be ", format_class(allow_class, plural = isTRUE(has_length > 1)),
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", i.e. not be ", format_class(class(object), plural = isTRUE(has_length > 1)),
call = call_depth)
# check data.frames for data
if (inherits(object, "data.frame")) {
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stop_if(any(dim(object) == 0),
"the data provided in argument `", obj_name,
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"` must contain rows and columns (current dimensions: ",
paste(dim(object), collapse = "x"), ")",
call = call_depth)
}
}
if (!is.null(has_length)) {
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stop_ifnot(length(object) %in% has_length, "argument `", obj_name,
"` must ", # ifelse(allow_NULL, "be NULL or must ", ""),
"be of length ", vector_or(has_length, quotes = FALSE),
", not ", length(object),
call = call_depth)
}
if (!is.null(looks_like)) {
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stop_ifnot(object %like% looks_like, "argument `", obj_name,
"` must ", # ifelse(allow_NULL, "be NULL or must ", ""),
"resemble the regular expression \"", looks_like, "\"",
call = call_depth)
}
if (!is.null(is_in)) {
if (ignore.case == TRUE) {
object <- tolower(object)
is_in <- tolower(is_in)
}
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stop_ifnot(all(object %in% is_in, na.rm = TRUE), "argument `", obj_name,
"` must be ",
ifelse(!is.null(has_length) && length(has_length) == 1 && has_length == 1, "either ", ""),
vector_or(is_in, quotes = !isTRUE(any(c("double", "numeric", "integer") %in% allow_class))),
ifelse(allow_NA == TRUE, ", or NA", ""),
call = call_depth)
}
if (!is.null(is_positive)) {
stop_if(is.numeric(object) && !all(object > 0, na.rm = TRUE), "argument `", obj_name,
"` must ",
ifelse(!is.null(has_length) && length(has_length) == 1 && has_length == 1,
"be a positive number",
"all be positive numbers"),
" (higher than zero)",
call = call_depth)
}
if (!is.null(is_finite)) {
stop_if(is.numeric(object) && !all(is.finite(object[!is.na(object)]), na.rm = TRUE), "argument `", obj_name,
"` must ",
ifelse(!is.null(has_length) && length(has_length) == 1 && has_length == 1,
"be a finite number",
"all be finite numbers"),
" (i.e., not be infinite)",
call = call_depth)
}
if (!is.null(contains_column_class)) {
stop_ifnot(any(vapply(FUN.VALUE = logical(1),
object,
function(col, columns_class = contains_column_class) {
inherits(col, columns_class)
}), na.rm = TRUE),
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"the data provided in argument `", obj_name,
"` must contain at least one column of class <", contains_column_class, ">. ",
"See ?as.", contains_column_class, ".",
call = call_depth)
}
return(invisible())
}
get_current_data <- function(arg_name, call) {
# try dplyr::cur_data_all() first to support dplyr groups
# only useful for e.g. dplyr::filter(), dplyr::mutate() and dplyr::summarise()
# not useful (throws error) with e.g. dplyr::select() - but that will be caught later in this function
cur_data_all <- import_fn("cur_data_all", "dplyr", error_on_fail = FALSE)
if (!is.null(cur_data_all)) {
out <- tryCatch(cur_data_all(), error = function(e) NULL)
if (is.data.frame(out)) {
return(out)
}
}
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if (as.double(R.Version()$major) + (as.double(R.Version()$minor) / 10) < 3.2) {
# R-3.0 and R-3.1 do not have an `x` element in the call stack, rendering this function useless
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if (is.na(arg_name)) {
# like in carbapenems() etc.
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warning_("this function can only be used in R >= 3.2", call = call)
return(data.frame())
} else {
stop_("argument `", arg_name, "` is missing with no default", call = call)
}
}
# try a (base R) method, by going over the complete system call stack with sys.frames()
not_set <- TRUE
frms <- lapply(sys.frames(), function(el) {
if (not_set == TRUE && ".Generic" %in% names(el)) {
if (tryCatch(".data" %in% names(el) && is.data.frame(el$`.data`), error = function(e) FALSE)) {
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# dplyr? - an element `.data` will be in the system call stack
# will be used in dplyr::select() (but not in dplyr::filter(), dplyr::mutate() or dplyr::summarise())
not_set <<- FALSE
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el$`.data`
} else if (tryCatch(any(c("x", "xx") %in% names(el)), error = function(e) FALSE)) {
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# otherwise try base R:
# an element `x` will be in this environment for only cols, e.g. `example_isolates[, carbapenems()]`
# an element `xx` will be in this environment for rows + cols, e.g. `example_isolates[c(1:3), carbapenems()]`
if (tryCatch(is.data.frame(el$xx), error = function(e) FALSE)) {
not_set <<- FALSE
el$xx
} else if (tryCatch(is.data.frame(el$x))) {
not_set <<- FALSE
el$x
} else {
NULL
}
} else {
NULL
}
} else {
NULL
}
})
vars_df <- tryCatch(frms[[which(!vapply(FUN.VALUE = logical(1), frms, is.null))]], error = function(e) NULL)
if (is.data.frame(vars_df)) {
return(vars_df)
}
# nothing worked, so:
if (is.na(arg_name)) {
if (isTRUE(is.numeric(call))) {
fn <- as.character(sys.call(call + 1)[1])
examples <- paste0(", e.g.:\n",
" your_data %>% select(", fn, "())\n",
" your_data %>% select(column_a, column_b, ", fn, "())\n",
" your_data[, ", fn, "()]\n",
' your_data[, c("column_a", "column_b", ', fn, "())]")
} else {
examples <- ""
}
stop_("this function must be used inside valid dplyr selection verbs or inside a data.frame call",
examples,
call = call)
} else {
stop_("argument `", arg_name, "` is missing with no default", call = call)
}
}
get_current_column <- function() {
# try dplyr::cur_columns() first
cur_column <- import_fn("cur_column", "dplyr", error_on_fail = FALSE)
if (!is.null(cur_column)) {
out <- tryCatch(cur_column(), error = function(e) NULL)
if (!is.null(out)) {
return(out)
}
}
# cur_column() doesn't always work (only allowed for conditions set by dplyr), but it's probably still possible:
frms <- lapply(sys.frames(), function(el) {
if ("i" %in% names(el)) {
if ("tibble_vars" %in% names(el)) {
# for mutate_if()
el$tibble_vars[el$i]
} else {
# for mutate(across())
df <- tryCatch(get_current_data(NA, 0), error = function(e) NULL)
if (is.data.frame(df)) {
colnames(df)[el$i]
} else {
el$i
}
}
} else {
NULL
}
})
vars <- unlist(frms)
if (length(vars) > 0) {
vars[length(vars)]
} else {
# not found, so:
NULL
}
}
is_null_or_grouped_tbl <- function(x) {
# attribute "grouped_df" might change at one point, so only set in one place; here.
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is.null(x) || inherits(x, "grouped_df")
}
unique_call_id <- function(entire_session = FALSE) {
if (entire_session == TRUE) {
c(envir = "session",
call = "session")
} else {
# combination of environment ID (like "0x7fed4ee8c848")
# and highest system call
c(envir = gsub("<environment: (.*)>", "\\1", utils::capture.output(sys.frames()[[1]])),
call = paste0(deparse(sys.calls()[[1]]), collapse = ""))
}
}
remember_thrown_message <- function(fn, entire_session = FALSE) {
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# this is to prevent that messages/notes will be printed for every dplyr group
# e.g. this would show a msg 4 times: example_isolates %>% group_by(hospital_id) %>% filter(mo_is_gram_negative())
assign(x = paste0("thrown_msg.", fn),
value = unique_call_id(entire_session = entire_session),
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envir = pkg_env)
}
message_not_thrown_before <- function(fn, entire_session = FALSE) {
is.null(pkg_env[[paste0("thrown_msg.", fn)]]) || !identical(pkg_env[[paste0("thrown_msg.", fn)]], unique_call_id(entire_session))
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}
reset_all_thrown_messages <- function() {
# for unit tests, where the environment and highest system call do not change
pkg_env_contents <- ls(envir = pkg_env)
rm(list = pkg_env_contents[pkg_env_contents %like% "^thrown_msg."],
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envir = pkg_env)
}
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has_colour <- function() {
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# this is a base R version of crayon::has_color, but disables colours on emacs
if (Sys.getenv("EMACS") != "" || Sys.getenv("INSIDE_EMACS") != "") {
# disable on emacs, which only supports 8 colours
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return(FALSE)
}
enabled <- getOption("crayon.enabled")
if (!is.null(enabled)) {
return(isTRUE(enabled))
}
rstudio_with_ansi_support <- function(x) {
if (Sys.getenv("RSTUDIO", "") == "") {
return(FALSE)
}
if ((cols <- Sys.getenv("RSTUDIO_CONSOLE_COLOR", "")) != "" && !is.na(as.numeric(cols))) {
return(TRUE)
}
tryCatch(get("isAvailable", envir = asNamespace("rstudioapi"))(), error = function(e) return(FALSE)) &&
tryCatch(get("hasFun", envir = asNamespace("rstudioapi"))("getConsoleHasColor"), error = function(e) return(FALSE))
}
if (rstudio_with_ansi_support() && sink.number() == 0) {
return(TRUE)
}
if (!isatty(stdout())) {
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return(FALSE)
}
if (tolower(Sys.info()["sysname"]) == "windows") {
if (Sys.getenv("ConEmuANSI") == "ON") {
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return(TRUE)
}
if (Sys.getenv("CMDER_ROOT") != "") {
return(TRUE)
}
return(FALSE)
}
if ("COLORTERM" %in% names(Sys.getenv())) {
return(TRUE)
}
if (Sys.getenv("TERM") == "dumb") {
return(FALSE)
}
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grepl(pattern = "^screen|^xterm|^vt100|color|ansi|cygwin|linux",
x = Sys.getenv("TERM"),
ignore.case = TRUE,
perl = TRUE)
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}
# set colours if console has_colour()
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try_colour <- function(..., before, after, collapse = " ") {
txt <- paste0(unlist(list(...)), collapse = collapse)
if (isTRUE(has_colour())) {
if (is.null(collapse)) {
paste0(before, txt, after, collapse = NULL)
} else {
paste0(before, txt, after, collapse = "")
}
} else {
txt
}
}
font_black <- function(..., collapse = " ") {
try_colour(..., before = "\033[38;5;232m", after = "\033[39m", collapse = collapse)
}
font_blue <- function(..., collapse = " ") {
try_colour(..., before = "\033[34m", after = "\033[39m", collapse = collapse)
}
font_green <- function(..., collapse = " ") {
try_colour(..., before = "\033[32m", after = "\033[39m", collapse = collapse)
}
font_magenta <- function(..., collapse = " ") {
try_colour(..., before = "\033[35m", after = "\033[39m", collapse = collapse)
}
font_red <- function(..., collapse = " ") {
try_colour(..., before = "\033[31m", after = "\033[39m", collapse = collapse)
}
font_silver <- function(..., collapse = " ") {
try_colour(..., before = "\033[90m", after = "\033[39m", collapse = collapse)
}
font_white <- function(..., collapse = " ") {
try_colour(..., before = "\033[37m", after = "\033[39m", collapse = collapse)
}
font_yellow <- function(..., collapse = " ") {
try_colour(..., before = "\033[33m", after = "\033[39m", collapse = collapse)
}
font_subtle <- function(..., collapse = " ") {
try_colour(..., before = "\033[38;5;246m", after = "\033[39m", collapse = collapse)
}
font_grey <- function(..., collapse = " ") {
try_colour(..., before = "\033[38;5;249m", after = "\033[39m", collapse = collapse)
}
font_grey_bg <- function(..., collapse = " ") {
if (tryCatch(rstudioapi::getThemeInfo()$dark == TRUE, error = function(e) FALSE)) {
# similar to HTML #444444
try_colour(..., before = "\033[48;5;238m", after = "\033[49m", collapse = collapse)
} else {
# similar to HTML #eeeeee
try_colour(..., before = "\033[48;5;254m", after = "\033[49m", collapse = collapse)
}
}
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font_green_bg <- function(..., collapse = " ") {
try_colour(..., before = "\033[42m", after = "\033[49m", collapse = collapse)
}
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font_rsi_R_bg <- function(..., collapse = " ") {
try_colour(..., before = "\033[48;5;210m", after = "\033[49m", collapse = collapse)
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}
font_rsi_S_bg <- function(..., collapse = " ") {
try_colour(..., before = "\033[48;5;113m", after = "\033[49m", collapse = collapse)
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}
font_rsi_I_bg <- function(..., collapse = " ") {
try_colour(..., before = "\033[48;5;185m", after = "\033[49m", collapse = collapse)
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}
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font_red_bg <- function(..., collapse = " ") {
try_colour(..., before = "\033[41m", after = "\033[49m", collapse = collapse)
}
font_yellow_bg <- function(..., collapse = " ") {
try_colour(..., before = "\033[43m", after = "\033[49m", collapse = collapse)
}
font_na <- function(..., collapse = " ") {
font_red(..., collapse = collapse)
}
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font_bold <- function(..., collapse = " ") {
try_colour(..., before = "\033[1m", after = "\033[22m", collapse = collapse)
}
font_italic <- function(..., collapse = " ") {
try_colour(..., before = "\033[3m", after = "\033[23m", collapse = collapse)
}
font_underline <- function(..., collapse = " ") {
try_colour(..., before = "\033[4m", after = "\033[24m", collapse = collapse)
}
font_stripstyle <- function(x) {
# from crayon:::ansi_regex
gsub("(?:(?:\\x{001b}\\[)|\\x{009b})(?:(?:[0-9]{1,3})?(?:(?:;[0-9]{0,3})*)?[A-M|f-m])|\\x{001b}[A-M]", "", x, perl = TRUE)
}
progress_ticker <- function(n = 1, n_min = 0, ...) {
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if (!interactive() || n < n_min) {
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pb <- list()
pb$tick <- function() {
invisible()
}
pb$kill <- function() {
invisible()
}
set_clean_class(pb, new_class = "txtProgressBar")
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} else if (n >= n_min) {
pb <- utils::txtProgressBar(max = n, style = 3)
pb$tick <- function() {
pb$up(pb$getVal() + 1)
}
pb
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}
}
set_clean_class <- function(x, new_class) {
# return the object with only the new class and no additional attributes where possible
if (is.null(x)) {
x <- NA_character_
}
if (is.factor(x)) {
# keep only levels and remove all other attributes
lvls <- levels(x)
attributes(x) <- NULL
levels(x) <- lvls
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} else if (!is.list(x) && !is.function(x)) {
attributes(x) <- NULL
}
class(x) <- new_class
x
}
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formatted_filesize <- function(...) {
size_kb <- file.size(...) / 1024
if (size_kb < 1) {
paste(round(size_kb, 1), "kB")
} else if (size_kb < 100) {
paste(round(size_kb, 0), "kB")
} else {
paste(round(size_kb / 1024, 1), "MB")
}
}
create_pillar_column <- function(x, ...) {
new_pillar_shaft_simple <- import_fn("new_pillar_shaft_simple", "pillar", error_on_fail = FALSE)
if (!is.null(new_pillar_shaft_simple)) {
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new_pillar_shaft_simple(x, ...)
} else {
# does not exist in package 'pillar' anymore
structure(list(x),
class = "pillar_shaft_simple",
...)
}
}
# copied from vctrs::s3_register by their permission:
# https://github.com/r-lib/vctrs/blob/05968ce8e669f73213e3e894b5f4424af4f46316/R/register-s3.R
s3_register <- function(generic, class, method = NULL) {
stopifnot(is.character(generic), length(generic) == 1)
stopifnot(is.character(class), length(class) == 1)
pieces <- strsplit(generic, "::")[[1]]
stopifnot(length(pieces) == 2)
package <- pieces[[1]]
generic <- pieces[[2]]
caller <- parent.frame()
get_method_env <- function() {
top <- topenv(caller)
if (isNamespace(top)) {
asNamespace(environmentName(top))
}
else {
caller
}
}
get_method <- function(method, env) {
if (is.null(method)) {
get(paste0(generic, ".", class), envir = get_method_env())
}
else {
method
}
}
method_fn <- get_method(method)
stopifnot(is.function(method_fn))
setHook(packageEvent(package, "onLoad"), function(...) {
ns <- asNamespace(package)
method_fn <- get_method(method)
registerS3method(generic, class, method_fn, envir = ns)
})
if (!isNamespaceLoaded(package)) {
return(invisible())
}
envir <- asNamespace(package)
if (exists(generic, envir)) {
registerS3method(generic, class, method_fn, envir = envir)
}
invisible()
}
# works exactly like round(), but rounds `round2(44.55, 1)` to 44.6 instead of 44.5
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# and adds decimal zeroes until `digits` is reached when force_zero = TRUE
round2 <- function(x, digits = 0, force_zero = TRUE) {
x <- as.double(x)
# https://stackoverflow.com/a/12688836/4575331
val <- (trunc((abs(x) * 10 ^ digits) + 0.5) / 10 ^ digits) * sign(x)
if (digits > 0 & force_zero == TRUE) {
values_trans <- val[val != as.integer(val) & !is.na(val)]
val[val != as.integer(val) & !is.na(val)] <- paste0(values_trans,
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strrep("0",
max(0,
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digits - nchar(
format(
as.double(
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gsub(".*[.](.*)$",
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"\\1",
values_trans)),
scientific = FALSE)))))
}
as.double(val)
}
# percentage from our other package: 'cleaner'
percentage <- function(x, digits = NULL, ...) {
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# getdecimalplaces() function
getdecimalplaces <- function(x, minimum = 0, maximum = 3) {
if (maximum < minimum) {
maximum <- minimum
}
if (minimum > maximum) {
minimum <- maximum
}
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max_places <- max(unlist(lapply(strsplit(sub("0+$", "",
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as.character(x * 100)), ".", fixed = TRUE),
function(y) ifelse(length(y) == 2, nchar(y[2]), 0))), na.rm = TRUE)
max(min(max_places,
maximum, na.rm = TRUE),
minimum, na.rm = TRUE)
}
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# format_percentage() function
format_percentage <- function(x, digits = NULL, ...) {
if (is.null(digits)) {
digits <- getdecimalplaces(x)
}
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# round right: percentage(0.4455) and format(as.percentage(0.4455), 1) should return "44.6%", not "44.5%"
x_formatted <- format(round2(as.double(x), digits = digits + 2) * 100,
scientific = FALSE,
digits = digits,
nsmall = digits,
...)
x_formatted <- paste0(x_formatted, "%")
x_formatted[!grepl(pattern = "^[0-9.,e-]+$", x = x)] <- NA_character_
x_formatted
}
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# the actual working part
x <- as.double(x)
if (is.null(digits)) {
# max one digit if undefined
digits <- getdecimalplaces(x, minimum = 0, maximum = 1)
}
format_percentage(structure(.Data = as.double(x),
class = c("percentage", "numeric")),
digits = digits, ...)
}
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2021-02-21 20:15:09 +01:00
time_start_tracking <- function() {
pkg_env$time_start <- round(as.numeric(Sys.time()) * 1000)
}
time_track <- function(name = NULL) {
paste("(until now:", trimws(round(as.numeric(Sys.time()) * 1000) - pkg_env$time_start), "ms)")
}
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# prevent dependency on package 'backports'
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# these functions were not available in previous versions of R (last checked: R 4.0.3)
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# see here for the full list: https://github.com/r-lib/backports
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strrep <- function(x, times) {
x <- as.character(x)
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if (length(x) == 0L)
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return(x)
unlist(.mapply(function(x, times) {
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if (is.na(x) || is.na(times))
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return(NA_character_)
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if (times <= 0L)
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return("")
paste0(replicate(times, x), collapse = "")
}, list(x = x, times = times), MoreArgs = list()), use.names = FALSE)
}
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trimws <- function(x, which = c("both", "left", "right")) {
which <- match.arg(which)
mysub <- function(re, x) sub(re, "", x, perl = TRUE)
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if (which == "left")
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return(mysub("^[ \t\r\n]+", x))
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if (which == "right")
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return(mysub("[ \t\r\n]+$", x))
mysub("[ \t\r\n]+$", mysub("^[ \t\r\n]+", x))
}
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isFALSE <- function(x) {
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is.logical(x) && length(x) == 1L && !is.na(x) && !x
}
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deparse1 <- function(expr, collapse = " ", width.cutoff = 500L, ...) {
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paste(deparse(expr, width.cutoff, ...), collapse = collapse)
}
file.size <- function(...) {
file.info(...)$size
}
file.mtime <- function(...) {
file.info(...)$mtime
}
str2lang <- function(s) {
stopifnot(length(s) == 1L)
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ex <- parse(text = s, keep.source = FALSE)
stopifnot(length(ex) == 1L)
ex[[1L]]
}
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isNamespaceLoaded <- function(pkg) {
pkg %in% loadedNamespaces()
}
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lengths <- function(x, use.names = TRUE) {
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vapply(x, length, FUN.VALUE = NA_integer_, USE.NAMES = use.names)
}