Changes in version 0.6.0 (2022-08-26)                  

Other improvements, updates and additions

  - Methods fail gracefully with an informative message if access to
    CRAN mirrors is not possible, or if objects with no package or
    author information are passed.
  - Base pipe |> is now used internally instead of %>%.
  - Added a snapshot data set (see ?crandb) for running examples and
    vignettes more efficiently.

                 Changes in version 0.5.4 (2019-10-08)                  

Bug fixes

  - Fixed a bug in release_date_of, version_of, license_of, title_of,
    description_of, where if package = Inf the results would be unique'd
    before returning.

                 Changes in version 0.5.3 (2019-07-22)                  

Bug fixes

  - Fixed a bug that would not allow clean_CRAN_db to work with the
    output of utils::available.packages.
  - Fixed a bug that would cause a warning about invalid factor levels
    in build_network.

Other improvements, updates and additions

  - Fixed typos in news.
  - Improved the computational efficiency of build_network.
  - Improved the variables checks in clean_CRAN_db.

                 Changes in version 0.5.2 (2019-07-18)                  

New functionality

  - New extractor functions suggested_by, imported_by, dependency_of,
    linked_by, enhanced_by, suggesting, importing, linking_to,
    enhancing, maintainer_of, maintained_by, email_of, email_with,
    description_of, title_of, license_of, version_of, release_date_of.
  - Plural aliases for extractor functions (e.g. authors_of,
    release_dates_of and so on).
  - methods for word clouds of titles, description files and author
    names (see ?word_cloud).
  - subset.cranly_network now has a maintainer argument to subset by
    maintainer.

Bug fixes

  - Fixed a bug where packages with no directives were removed from the
    network when perspective = "package".
  - Fixed extractor bugs and improved documentation.
  - build_network now works without explicitly supplying any arguments.

Other improvements, updates and additions

  - Moved to roxygen2 with rmarkdown.
  - Major documentation updates.
  - New improved codebase for extractor functions (see
    ?extractor-functions).
  - date and published in cranly_db objects are now of class Date.
  - extractor functions have a new argument flat; if \code{FALSE} then a
    data.frame with all available information on the corresponding
    matches is returned.
  - cranly_network_objects with perspective = "package carry maintainer
    and maintainer email information.
  - New vignette on extractor functions and word clouds.
  - Updated DESCRIPTION file.

                  Changes in version 0.3 (2019-02-14)                   

Bug fixes

  - Fixed a minor bug that may return duplicated base packages.

Other improvements, updates and addition

  - Improved vignettes and fixed check errors that resulted in archiving
    on 2019-01-23.
  - Improved documentation.
  - Removed testthat from Suggests in DESCRIPTION.

                  Changes in version 0.2 (2018-05-22)                   

Bug fixes

  - handling of duplicated packages in clean_CRAN_db.
  - various regex improvements.
  - Better handling of packages with . in their names.

New functionality

  - clean_CRAN_db now accepts the matrix from available.packages.
  - new extractors for cranly_network objects: suggests, depends,
    linking_to, imports.
  - compute_dependence_tree is a recursion to compute all generations of
    a package (i.e. what else is installed).
  - build_dependence_tree and a plot method for extracting the
    dependence tree of a package.
  - summary method for cranly_dependence_tree tree objects, reporting
    package dependence index, parents and depth.

Other improvements, updates and addition

  - Added support for LinkingTo (thanks to Dirk Eddelbuettel for raising
    the issue).
  - Added acknowledgement to Turing Institute.
  - plot methods return legend and title by default.

                  Changes in version 0.1 (2018-03-28)                   

  - First public release.