From 7d597e8f4ac3318a6e89837e257ef5086e0fdce0 Mon Sep 17 00:00:00 2001
From: xero <x@xero.nu>
Date: Fri, 25 Apr 2014 11:43:04 -0400
Subject: add zsh git prompt functions

---
 .zsh/functions/update_current_git_vars | 31 +++++++++++++++++++++++++++++++
 1 file changed, 31 insertions(+)
 create mode 100644 .zsh/functions/update_current_git_vars

(limited to '.zsh/functions/update_current_git_vars')

diff --git a/.zsh/functions/update_current_git_vars b/.zsh/functions/update_current_git_vars
new file mode 100644
index 0000000..716d984
--- /dev/null
+++ b/.zsh/functions/update_current_git_vars
@@ -0,0 +1,31 @@
+unset __CURRENT_GIT_BRANCH
+unset __CURRENT_GIT_BRANCH_STATUS
+unset __CURRENT_GIT_BRANCH_IS_DIRTY
+
+local st="$(git status 2>/dev/null)"
+local st2="$(git log -1 --pretty=%h 2>/dev/null)"
+
+if [[ -n "$st" ]]; then
+    local -a arr
+    arr=(${(f)st})
+
+    if [[ $arr[1] =~ 'Not currently on any branch.' ]]; then
+        __CURRENT_GIT_BRANCH="$st2"
+    else
+        __CURRENT_GIT_BRANCH="${arr[1][(w)4]}";
+    fi
+
+    if [[ $arr[2] =~ 'Your branch is' ]]; then
+        if [[ $arr[2] =~ 'ahead' ]]; then
+            __CURRENT_GIT_BRANCH_STATUS='ahead'
+        elif [[ $arr[2] =~ 'diverged' ]]; then
+            __CURRENT_GIT_BRANCH_STATUS='diverged'
+        else
+            __CURRENT_GIT_BRANCH_STATUS='behind'
+        fi
+    fi
+
+    if [[ ! $st =~ 'nothing to commit' ]]; then
+        __CURRENT_GIT_BRANCH_IS_DIRTY='1'
+    fi
+fi
\ No newline at end of file
-- 
cgit v1.2.1