add bash-it

dot_bash_it/plugins/available/ruby.plugin.bash

@@ -0,0 +1,17 @@
+# shellcheck shell=bash
+cite about-plugin
+about-plugin 'ruby and rubygems specific functions and settings'
+
+# Make commands installed with 'gem install --user-install' available
+# ~/.gem/ruby/${RUBY_VERSION}/bin/
+if _command_exists ruby && _command_exists gem; then
+	pathmunge "$(ruby -e 'print Gem.user_dir')/bin" after
+fi
+
+function remove_gem() {
+	about 'removes installed gem'
+	param '1: installed gem name'
+	group 'ruby'
+
+	gem list | grep "${1:?${FUNCNAME[0]}: no gem name provided}" | awk '{ print $1; }' | xargs sudo gem uninstall
+}