Use %j to fetch jobs count

Author: agkozak

README.md

@@ -58,6 +58,8 @@ This prompt has been tested on numerous Linux and BSD distributions, as well as
 <details>
   <summary>Here are the latest features and updates.</summary>
 
+- v3.11.1
+    + Bug fix: The background jobs indicator was not updating immediately when a job ended. The prompt now uses the native Zsh `%j` escape to fetch the number of background jobs. Please update your custom prompts accordingly; the examples below have all been updated.
 - v3.11.0
     + Added a background jobs indicator (props to [@crai0](https://github.com/crai0/)).
     + The `usr1` async method is used preferred whenever possible, as it reduces command lag considerably (props to [@romkatv](https://github.com/romkatv/) for sharing [his benchmarking system](https://github.com/romkatv/zsh-bench)).
@@ -814,7 +816,7 @@ Option | Default | Meaning
 `psvar[8]` | `%8v` | Previous command's execution time in seconds; only set if `AGKOZAK_CMD_EXEC_TIME` > 0 and if the execution time exceeded `AGKOZAK_CMD_EXEC_TIME`
 `psvar[9]` | `%9v` | `psvar[8]` pretty-printed as days, hours, minutes, and seconds, thus: `1d 2h 3m 4s`
 `psvar[10]` | `%10v` | Name of any virtual environment that has been activated
-`psvar[11]` | `%11v` | The number of background jobs running
+`psvar[11]` | `%11v` | The number of background jobs running (deprecated; please use `%j` instead)
 
 <hr>
 

agkozak-zsh-prompt.plugin.zsh

@@ -73,7 +73,8 @@
 # psvar[10]     %10v                        Name of virtual environment
 #
 # psvar[11]     %11v                        Number of jobs running in the
-#                                           background
+#                                           background (legacy; deprecated;
+#                                           use %j)
 #
 
 # EPOCHSECONDS is needed to display command execution time
@@ -910,13 +911,13 @@ prompt_agkozak_precmd() {
     *) _agkozak_set_git_psvars "$(_agkozak_branch_status)" ;;
   esac
 
+  # psvar[11] deprecated in favor of %j
+
   # Clear background job count
   psvar[11]=''
 
-  # Optionally get the amount of jobs running in the background
-  if (( ${AGKOZAK_SHOW_BG:-1} )); then
-    psvar[11]=${${(%):-%j}#0}
-  fi
+  # Get the amount of jobs running in the background
+  psvar[11]=${${(%):-%j}#0}
 
   # Construct and display PROMPT and RPROMPT
   _agkozak_prompt_dirtrim -v ${AGKOZAK_PROMPT_DIRTRIM:-2}
@@ -957,7 +958,9 @@ _agkozak_prompt_strings() {
     if (( ${AGKOZAK_SHOW_VIRTUALENV:-1} )); then
       AGKOZAK[PROMPT]+='%(10V. %F{${AGKOZAK_COLORS_VIRTUALENV:-green}}${AGKOZAK_VIRTUALENV_CHARS[1]-[}%10v${AGKOZAK_VIRTUALENV_CHARS[2]-]}%f.)'
     fi
-    AGKOZAK[PROMPT]+='%(1j. %F{${AGKOZAK_COLORS_BG_STRING:-magenta}}%j${AGKOZAK_BG_STRING:-j}%f.)'
+    if (( ${AGKOZAK_SHOW_BG:-1} )); then
+      AGKOZAK[PROMPT]+='%(1j. %F{${AGKOZAK_COLORS_BG_STRING:-magenta}}%j${AGKOZAK_BG_STRING:-j}%f.)'
+    fi
     if (( ${AGKOZAK_LEFT_PROMPT_ONLY:-0} )); then
       AGKOZAK[PROMPT]+='%(3V.%F{${AGKOZAK_COLORS_BRANCH_STATUS:-yellow}}%3v%f.)'
     fi