Merge pull request #795 from ryandav/rbenv-prompt-option-always-displays-#777

Rbenv prompt option always displays #777

README.md

@@ -516,6 +516,10 @@ It figures out the version being used by taking the output of the `rbenv version
 * If `rbenv` is not in $PATH, nothing will be shown.
 * If the current Ruby version is the same as the global Ruby version, nothing will be shown.
 
+| Variable | Default Value | Description |
+|----------|---------------|-------------|
+|`POWERLEVEL9K_RBENV_PROMPT_ALWAYS_SHOW`|`false`|Set to true if you wish to show the rbenv segment even if the current Ruby version is the same as the global Ruby version|
+
 ##### rspec_stats
 
 See [Unit Test Ratios](#unit-test-ratios), below.

powerlevel9k.zsh-theme

@@ -1067,14 +1067,15 @@ prompt_ram() {
   "$1_prompt_segment" "$0" "$2" "yellow" "$DEFAULT_COLOR" "$(printSizeHumanReadable "$ramfree" $base)" 'RAM_ICON'
 }
 
+set_default POWERLEVEL9K_RBENV_PROMPT_ALWAYS_SHOW false
 # rbenv information
 prompt_rbenv() {
-  if which rbenv 2>/dev/null >&2; then
+  if command which rbenv 2>/dev/null >&2; 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.
-    if [[ $rbenv_version_name == $rbenv_global ]]; then
+    if [[ $rbenv_version_name == $rbenv_global && "$POWERLEVEL9K_RBENV_PROMPT_ALWAYS_SHOW" = false ]]; then
       return
     fi