Merge pull request #210 from mortax/macostac

`list-all` no longer works on macOS

README.md

@@ -9,8 +9,7 @@ Node.js plugin for [asdf](https://github.com/asdf-vm/asdf) version manager
 ## Requirements
 
 
-### MacOS
-* [GNU Core Utils](http://www.gnu.org/software/coreutils/coreutils.html) - `brew install coreutils`
+### macOS
 * [GnuPG](http://www.gnupg.org) - `brew install gpg`
 * awk - any posix compliant implementation (tested on gawk `brew install gawk`)
 

bin/list-all

@@ -1,5 +1,12 @@
 #!/usr/bin/env bash
 
+# simulate tac on macOS
+if [[ $(uname -s) = Darwin ]]; then
+  tac() {
+    tail -r "$@"
+  }
+fi
+
 set -o nounset -o pipefail -o errexit
 
 # shellcheck source=../lib/utils.sh