Adapt stash status to require opt-in via zstyle

pure.zsh

@@ -153,7 +153,7 @@ prompt_pure_preprompt_render() {
 	if [[ -n $prompt_pure_git_arrows ]]; then
 		preprompt_parts+=('%F{$prompt_pure_colors[git:arrow]}${prompt_pure_git_arrows}%f')
 	fi
-	# Git stash symbol.
+	# Git stash symbol (if opted in).
 	if [[ -n $prompt_pure_vcs_info[stash] ]]; then
 		preprompt_parts+=('%F{$prompt_pure_colors[git:stash]}${PURE_GIT_STASH_SYMBOL:-≡}%f')
 	fi
@@ -271,7 +271,10 @@ prompt_pure_async_vcs_info() {
 	# and stash information via misc (%m).
 	zstyle ':vcs_info:git*' formats '%b' '%R' '%a' '%m'
 	zstyle ':vcs_info:git*' actionformats '%b' '%R' '%a' '%m'
-	zstyle ':vcs_info:git*+set-message:*' hooks git-stash
+	zstyle -t ":prompt:pure:git:stash" show
+	if [[ $? == 0 ]]; then
+		zstyle ':vcs_info:git*+set-message:*' hooks git-stash
+	fi
 
 	vcs_info
 

readme.md

@@ -72,6 +72,9 @@ prompt pure
 | **`PURE_GIT_UP_ARROW`**          | Defines the git up arrow symbol.                                                               | `⇡`            |
 | **`PURE_GIT_STASH_SYMBOL`**      | Defines the git stash symbol.                                                                  | `≡`            |
 
+Showing git stash status as part of the prompt is not activated by default. To activate this you'll need to opt in via `zstyle`:
+
+`zstyle ':prompt:pure:git:stash' show yes`
 
 ## Colors
 
@@ -144,6 +147,9 @@ zstyle :prompt:pure:path color white
 # change the color for both `prompt:success` and `prompt:error`
 zstyle ':prompt:pure:prompt:*' color cyan
 
+# turn on git stash status
+zstyle ':prompt:pure:git:stash:show' enable yes
+
 prompt pure
 ```