zsh/rc: Display staged/unstaged info next to cwd in prompt.

In addition to the more detailed vcs_info string on the top right.

diff --git a/zsh/rc b/zsh/rc
index 734040f972a1a21d9d63379247fae3ee06a92cd6..c6691783224feb182fc95edfc7f521d98fbad12b 100644 (file)
--- a/zsh/rc
+++ b/zsh/rc
@@ -234,9 +234,11 @@ if [[ $ZSH_VERSION == (4.3.<9->*|4.<4->*|<5->*) ||
     if [[ $ZSH_VERSION == (4.3.<11->*|4.<4->*|<5->*) ||
           -d ~/.zsh/functions/vcs_info ]]; then
         zstyle ':vcs_info:*' formats \
-            "(${green}%b%u%c${default}:${blue}%s${default})"
+            "(${green}%b%u%c${default}:${blue}%s${default})" \
+            "${green}%u%c${default}"
         zstyle ':vcs_info:*' actionformats \
-            "(${green}%b%u%c${default}/${red}%a${default}:${blue}%s${default})"
+            "(${green}%b%u%c${default}/${red}%a${default}:${blue}%s${default})" \
+            "${green}%u%c${default}"
     else
         # In older versions %u and %c are not defined yet and are not
         # correctly expanded.
@@ -367,6 +369,7 @@ zshrc_prompt_precmd() {
         vcs_info
     else
         vcs_info_msg_0_=
+        vcs_info_msg_1_=
     fi
 
     # Setup. Create variables holding the formatted content.
@@ -374,6 +377,9 @@ zshrc_prompt_precmd() {
     # Current directory in yellow, truncated if necessary (WIDTH is replaced
     # below).
     local directory="${yellow}%WIDTH<..<%~%<<${default}"
+    # Minimal information about the VCS, only displayed if there are
+    # unstaged/staged changes.
+    local vcs_staged="${vcs_info_msg_1_}"
 
     # Information about the VCS in this directory.
     local vcs="${vcs_info_msg_0_}"
@@ -400,20 +406,25 @@ zshrc_prompt_precmd() {
 
     # Combine them to create the prompt.
 
+    local top_left="${vcs_staged}"
     local top_right="${vcs}(${seconds})"
 
     local width_top_prefix=${#${(S%%)top_prefix//$~zero/}}
+    local width_top_left=${#${(S%%)top_left//$~zero/}}
     local width_top_right=${#${(S%%)top_right//$~zero/}}
 
     # Calculate the maximum width of ${top_left}. -2 are the braces of
     # ${top_left}, -1 is one separator from ${top_separator} (we want at least
     # one between left and right parts).
     local top_left_width_max=$((
-        COLUMNS - $width_top_prefix - 2 - 1 - $width_top_right
+        COLUMNS - $width_top_prefix
+                - $width_top_left - 2
+                - 1
+                - $width_top_right
     ))
     # Truncate directory if necessary.
-    local top_left="(${directory/WIDTH/${top_left_width_max}})"
-    local width_top_left=${#${(S%%)top_left//$~zero/}}
+    top_left="(${directory/WIDTH/${top_left_width_max}})${top_left}"
+    width_top_left=${#${(S%%)top_left//$~zero/}}
 
     # Calculate the width of the top prompt to fill the middle with "-".
     local width=$((