Checks for a valid meme install using same heirarchy as check_meme_install(). Returns TRUE if all supported utilities are found in the meme install location, FALSE if not.

meme_is_installed(path = NULL)

Arguments

path

optional path to "meme/bin/". If unset, will follow the search heirarchy listed above.

Value

logical(1) indicating whether meme is installed with all supported utilities

Details

The search heirarchy is as follows:

  1. the meme_path function argument if set

  2. the meme_bin option

  3. the MEME_BIN environment variable

  4. the default location at ~/meme/bin

Examples

meme_is_installed()
#> [1] TRUE