Improve `rbenv` as well

powerlevel9k.zsh-theme

@@ -1262,19 +1262,17 @@ prompt_ram() {
 
 ################################################################
 # Segment to display rbenv information
+# https://github.com/rbenv/rbenv#choosing-the-ruby-version
 set_default POWERLEVEL9K_RBENV_PROMPT_ALWAYS_SHOW false
 prompt_rbenv() {
-  if [ $commands[rbenv] ]; then
+  if [[ -n "$RBENV_VERSION" ]]; then
+    "$1_prompt_segment" "$0" "$2" "red" "$DEFAULT_COLOR" "$RBENV_VERSION" 'RUBY_ICON'
+  elif [ $commands[rbenv] ]; then
     local rbenv_version_name="$(rbenv version-name)"
     local rbenv_global="$(rbenv global)"
-
-    # Don't show anything if the current Ruby is the same as the global Ruby
-    # unless `POWERLEVEL9K_RBENV_PROMPT_ALWAYS_SHOW` is set.
-    if [[ $rbenv_version_name == $rbenv_global && "$POWERLEVEL9K_RBENV_PROMPT_ALWAYS_SHOW" = false ]]; then
-      return
+    if ! [[ $rbenv_version_name == $rbenv_global && "$POWERLEVEL9K_RBENV_PROMPT_ALWAYS_SHOW" = false ]]; then
+      "$1_prompt_segment" "$0" "$2" "red" "$DEFAULT_COLOR" "$rbenv_version_name" 'RUBY_ICON'
     fi
-
-    "$1_prompt_segment" "$0" "$2" "red" "$DEFAULT_COLOR" "$rbenv_version_name" 'RUBY_ICON'
   fi
 }
 
@@ -1632,15 +1630,12 @@ prompt_virtualenv() {
 # https://github.com/pyenv/pyenv#choosing-the-python-version
 set_default POWERLEVEL9K_PYENV_PROMPT_ALWAYS_SHOW false
 prompt_pyenv() {
-  if [ $commands[pyenv] ]; then
-    if [[ -n "$PYENV_VERSION" ]]; then
-      "$1_prompt_segment" "$0" "$2" "blue" "$DEFAULT_COLOR" "$PYENV_VERSION" 'PYTHON_ICON'
-    else
-      local pyenv_version_name="$(pyenv version-name)"
-      local pyenv_global="$(pyenv version-file-read $(pyenv root)/version)"
-      if [[ $pyenv_version_name == $pyenv_global && "$POWERLEVEL9K_PYENV_PROMPT_ALWAYS_SHOW" = false ]]; then
-        return
-      fi
+  if [[ -n "$PYENV_VERSION" ]]; then
+    "$1_prompt_segment" "$0" "$2" "blue" "$DEFAULT_COLOR" "$PYENV_VERSION" 'PYTHON_ICON'
+  elif [ $commands[pyenv] ]; then
+    local pyenv_version_name="$(pyenv version-name)"
+    local pyenv_global="$(pyenv version-file-read $(pyenv root)/version)"
+    if ! [[ $pyenv_version_name == $pyenv_global && "$POWERLEVEL9K_PYENV_PROMPT_ALWAYS_SHOW" = false ]]; then
       "$1_prompt_segment" "$0" "$2" "blue" "$DEFAULT_COLOR" "$pyenv_version_name" 'PYTHON_ICON'
     fi
   fi