Update: ZSH without Oh My ZSH

common/.zsh/functions/git_prompt_status

@@ -0,0 +1,46 @@
+# From https://github.com/ramen/.zsh/raw/master/functions/git_prompt_status
+#
+# Get the status of the working tree
+INDEX=$(command git status --porcelain -b 2> /dev/null)
+STATUS=""
+if $(echo "$INDEX" | grep -E '^\?\? ' &> /dev/null); then
+  STATUS="$ZSH_THEME_GIT_PROMPT_UNTRACKED$STATUS"
+fi
+if $(echo "$INDEX" | grep '^A  ' &> /dev/null); then
+  STATUS="$ZSH_THEME_GIT_PROMPT_ADDED$STATUS"
+elif $(echo "$INDEX" | grep '^M  ' &> /dev/null); then
+  STATUS="$ZSH_THEME_GIT_PROMPT_ADDED$STATUS"
+fi
+if $(echo "$INDEX" | grep '^ M ' &> /dev/null); then
+  STATUS="$ZSH_THEME_GIT_PROMPT_MODIFIED$STATUS"
+elif $(echo "$INDEX" | grep '^AM ' &> /dev/null); then
+  STATUS="$ZSH_THEME_GIT_PROMPT_MODIFIED$STATUS"
+elif $(echo "$INDEX" | grep '^ T ' &> /dev/null); then
+  STATUS="$ZSH_THEME_GIT_PROMPT_MODIFIED$STATUS"
+fi
+if $(echo "$INDEX" | grep '^R  ' &> /dev/null); then
+  STATUS="$ZSH_THEME_GIT_PROMPT_RENAMED$STATUS"
+fi
+if $(echo "$INDEX" | grep '^ D ' &> /dev/null); then
+  STATUS="$ZSH_THEME_GIT_PROMPT_DELETED$STATUS"
+elif $(echo "$INDEX" | grep '^D  ' &> /dev/null); then
+  STATUS="$ZSH_THEME_GIT_PROMPT_DELETED$STATUS"
+elif $(echo "$INDEX" | grep '^AD ' &> /dev/null); then
+  STATUS="$ZSH_THEME_GIT_PROMPT_DELETED$STATUS"
+fi
+if $(command git rev-parse --verify refs/stash >/dev/null 2>&1); then
+  STATUS="$ZSH_THEME_GIT_PROMPT_STASHED$STATUS"
+fi
+if $(echo "$INDEX" | grep '^UU ' &> /dev/null); then
+  STATUS="$ZSH_THEME_GIT_PROMPT_UNMERGED$STATUS"
+fi
+if $(echo "$INDEX" | grep '^## .*ahead' &> /dev/null); then
+  STATUS="$ZSH_THEME_GIT_PROMPT_AHEAD$STATUS"
+fi
+if $(echo "$INDEX" | grep '^## .*behind' &> /dev/null); then
+  STATUS="$ZSH_THEME_GIT_PROMPT_BEHIND$STATUS"
+fi
+if $(echo "$INDEX" | grep '^## .*diverged' &> /dev/null); then
+  STATUS="$ZSH_THEME_GIT_PROMPT_DIVERGED$STATUS"
+fi
+echo $STATUS