feat(shell): add autoload and install or ruby versions via .ruby-version

site-modules/core/files/oh-my-zsh/custom/rvmrc.zsh

@@ -0,0 +1,43 @@
+#!/bin/zsh
+#
+# Plugin to manage ruby versions with rvm by reading the `.ruby-version` and
+# `.ruby-gemset` files to install and setup your ruby version and the gemset.
+#
+# Like the custom nvmrc one this will only do something if you have the
+# `.ruby-version` file in the current directory to try and reduce the amount of
+# work that gets done on `cd`
+
+maybe_ruby_install() {
+  local version="$1"
+
+  if read -q "do?Ruby version ${version} is not installed, would you like to install it? (Y/N) "; then
+    echo ""
+    rvm install "${version}"
+  fi
+
+  echo ""
+}
+
+load_rubyrc() {
+  local ruby_version_path=".ruby-version"
+  local ruby_gemset_path=".ruby-gemset"
+
+  if [[ -f "$ruby_version_path" ]]; then
+    local ruby_version="$(cat "${ruby_version_path}")"
+
+    if [[ -z "$(rvm list strings | grep "$(cat .ruby-version)")" ]]; then
+      maybe_ruby_install "$ruby_version"
+    else
+      rvm use "$ruby_version" > /dev/null
+    fi
+  fi
+
+  if [[ -f "$ruby_gemset_path" ]]; then
+    rvm gemset use --create "$(cat "$ruby_gemset_path")"
+  fi
+}
+
+autoload -U add-zsh-hook
+add-zsh-hook chpwd load_rubyrc
+
+load_rubyrc