Changes in version 1.5.1 (2026-04-03)                  

  - Removed calls to deprecated C API functions for R 4.6.0.

                 Changes in version 1.5.0 (2024-05-23)                  

  - Added backport for the null-coalesce operator %||% for R versions
    prior to 4.4.0.
  - lengths() now also works for long vectors (#64, thanks to
    @HughParsonage)

                 Changes in version 1.4.1 (2021-12-13)                  

  - Patched ...names() to match the new implementation in r-devel (svn
    rev 81283).

                 Changes in version 1.4.0 (2021-11-23)                  

  - Added paste() with support for argument recycle0 for R versions
    prior to 4.0.1.
  - Added paste0() with support for argument recycle0 for R versions
    prior to 4.0.1.
  - Added backport for ...names() for R versions prior to 4.1.0.

                 Changes in version 1.3.0 (2021-10-27)                  

  - Added backport for stopifnot() for R versions prior to 4.0.0.
  - Adapted list2DF() to new behaviour introduced in r81038: the inputs
    are not recycled anymore to common length. Instead, an error is
    thrown.

                 Changes in version 1.2.1 (2020-12-09)                  

  - Adapted get0() to work with R-devel / R-4.1.0 for first argument
    having length greater than 1.

                 Changes in version 1.2.0 (2020-11-02)                  

  - Switched to semantic versioning.
  - Added backport for asplit() for R versions prior to 3.6.0 (#47).
  - Added backport for removeSource() which also supports language
    objects for R versions prior to 3.6.0 (#50).
  - Added backport for isNamespaceLoaded for R versions prior to 3.2.0
    (#49).

                 Changes in version 1.1.10 (2020-09-15)                 

  - Added suppressMessages() and suppressWarnings() with support for
    argument classes for R versions prior to 4.0.0

                 Changes in version 1.1.9 (2020-08-24)                  

  - Added backports for str2lang() and str2expression() (#42) Thanks to
    @dmurdoch.
  - import() imported too many functions and has been fixed.

                 Changes in version 1.1.8 (2020-06-17)                  

  - Added backport for tools::vignetteInfo() for R versions prior
    to 3.6.0
  - Fixed import of list2DF() and deparse1()

                 Changes in version 1.1.7 (2020-05-13)                  

  - Added backport for deparse1() for R versions prior to 4.0.0.
  - Added backport for list2DF() for R versions prior to 4.0.0.

                 Changes in version 1.1.6 (2020-04-05)                  

  - Added backport for R_user_dir() for R versions prior to 4.0.0.
  - Added dQuote() and sQuote() with support for argument q for R
    versions prior to 3.6.0.

                 Changes in version 1.1.5 (2019-10-02)                  

  - Changed license from GPL-2 to GPL-2 or GPL-3.
  - Added backport for isTRUE() implementing the new behaviour
    introduced in R 3.5.0.

                 Changes in version 1.1.4 (2019-04-10)                  

  - Fixed import of warningCondition() and errorCondition().

                 Changes in version 1.1.3 (2018-12-14)                  

  - Added warningCondition() and errorCondition() for R versions prior
    to 3.6.0.
  - Added capture.output() with support for argument type for R versions
    prior to 3.3.0.
  - Added URLencode() with support for argument repeated for R versions
    prior to 3.2.0.

                 Changes in version 1.1.2 (2017-12-13)                  

  - Improved import mechanism.
  - Added .valid.factor() for R versions prior to 3.4.0.

                 Changes in version 1.1.1 (2017-09-25)                  

  - Added ...length() and ...elt() for R versions prior to 3.5.0.
  - Added isFALSE() for R versions prior to 3.5.0.

                 Changes in version 1.1.0 (2017-05-22)                  

  - New import mechanism to import packages during load-time with the
    function import(). This is now the recommended way to use backports
    non-interactively. Simply importing backports in the NAMESPACE still
    works, but is comparably error-prone if the same library is used by
    multiple R installations.

                 Changes in version 1.0.5 (2017-01-18)                  

  - Added get0() for R versions prior to 3.2.0.
  - Added examples.

                 Changes in version 1.0.4 (2016-10-24)                  

  - Added hasName() for R versions prior to 3.4.0.
  - Added file.info() with backport for argument extra_cols.

                 Changes in version 1.0.3 (2016-06-28)                  

  - Removed stringi dependency.

                 Changes in version 1.0.2 (2016-03-18)                  

  - Fixed file.size(), file.mtime() and file.mode() for R-3.1.x.

                 Changes in version 1.0.1 (2016-03-10)                  

  - Added file.size(), file.mtime() and file.mode() for R versions prior
    to 3.2.0.

                 Changes in version 1.0.0 (2016-02-20)                  

  - Initial version.