From 4cbe353eb102be1d2cf9ac4eaac67c0e43607793 Mon Sep 17 00:00:00 2001
From: Jonathan Lai <jonathanlai@gmail.com>
Date: Sun, 22 Jan 2017 00:41:08 -0800
Subject: [PATCH] Add check to see if the current directory is a git repo

---
 git-redate | 11 +++++++++++
 1 file changed, 11 insertions(+)

diff --git a/git-redate b/git-redate
index 5040aa6..1d56730 100755
--- a/git-redate
+++ b/git-redate
@@ -1,5 +1,16 @@
 #!/bin/bash
 
+is_git_repo() {
+  git rev-parse --show-toplevel > /dev/null 2>&1
+  result=$?
+  if test $result != 0; then
+    >&2 echo 'Not a git repo!'
+    exit $result
+  fi
+}
+
+is_git_repo
+
 while [[ $# -gt 1 ]]
 do
 key="$1"