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# Copyright (c) 2011-2013 Trevor L. Davis <trevor.l.davis@gmail.com>
#
# This file is free software: you may copy, redistribute and/or modify it
# under the terms of the GNU General Public License as published by the
# Free Software Foundation, either version 2 of the License, or (at your
# option) any later version.
#
# This file is distributed in the hope that it will be useful, but
# WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
# General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program. If not, see <http://www.gnu.org/licenses/>.
#' Returns file name being interpreted by Rscript
#'
#' `get_Rscript_filename()` returns the file name that `Rscript` is interpreting.
#' @return A string with the filename of the calling script.
#' If not found (i.e. you are in a interactive session) returns `NA_character_`.
#' @export
get_Rscript_filename <- function() { # nolint
prog <- sub("--file=", "", grep("--file=", commandArgs(), value = TRUE)[1])
if (.Platform$OS.type == "windows") {
prog <- gsub("\\\\", "\\\\\\\\", prog)
}
prog
}
#' Recursively sorts a list
#'
#' `sort_list()` returns a recursively sorted list
#' @param unsorted_list A list.
#' @return A sorted list.
#' @examples
#' l <- list(b = 2, a = 1)
#' sort_list(l)
#' @export
sort_list <- function(unsorted_list) {
for (ii in seq(along = unsorted_list)) {
if (is.list(unsorted_list[[ii]])) {
unsorted_list[[ii]] <- sort_list(unsorted_list[[ii]])
}
}
unsorted_list[sort(names(unsorted_list))]
}
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