R/load.R

In fansi: ANSI Control Sequence Aware String Functions

## Copyright (C) Brodie Gaslam
##
## This file is part of "fansi - ANSI Control Sequence Aware String Functions"
##
## This program is free software: you can redistribute it and/or modify
## it under the terms of the GNU General Public License as published by
## the Free Software Foundation, either version 2 or 3 of the License.
##
## This program 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.
##
## Go to <https://www.r-project.org/Licenses> for copies of the licenses.

# nocov start
.onLoad <- function(libname, pkgname) {
  reset_limits()
  check_assumptions()
  FANSI.ENV[['r.ver']] <- getRversion()
}
.onAttach <- function(libname, pkgname) {
  if(FANSI.ENV[['r.ver']] < "3.2.2") {
    packageStartupMessage(
      "`fansi` capabilities are degraded with R versions less than 3.2.2.  In ",
      "particular string width calculations will be incorrect for wide and/or ",
      "zero width characters."
    )
  }
}
.onUnload <- function(libpath) {
  library.dynam.unload("fansi", libpath)
}
# nocov end