R/altrep_backend-todo_split.R

In charr: String Processing Reimagined for 'ALTREP' Strings

# Copied from stringi; stri_* renamed to ci_*.
# kate: default-dictionary en_US

## This file is part of the 'stringi' package for R.
## Copyright (c) 2013-2025, Marek Gagolewski <https://www.gagolewski.com/>
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invisible(NULL)  # TO DO


# @TODO: ADD ci_split_chars - split into chars
# @TODO: ADD ci_split_pos


# #' Split the elements of a character vector by position
# #'
# #' @param str character vector to split
# #' @param split character element
# #' @param from integer vector
# #' @param to integer vector
# #' @return A list of the same length as the longest of vectors:
# #' str, split and omitempty. Shorter vectors are recycled. The i-th element
# #' of the list contains split str[i] character vectors
# #'
# #' @examples
# #' s <- 'Lorem ipsum dolor sit amet, consectetur adipisicing elit.'
# #' ci_split_pos(s,c(1,4),c(3,6))
# #'
# #' @export
# ci_split_pos <- function(str, from, to) {
# #    if(is.matrix(from) && ncol(from) == 2){
# #       if(!missing(to))
# #          warning(''from' is matrix, so 'to' is ignored')
# #       to   <- from[ , 2]
# #       from <- from[ , 1]
# #    }
# #    .Call(C_ci_split_pos, str, from, to)
# }