From ce87b54d034958ec08bf02c43409167383210f17 Mon Sep 17 00:00:00 2001
From: Jens Lincke <jens.lincke@hpi.uni-potsdam.de>
Date: Tue, 29 Sep 2015 18:34:32 +0200
Subject: [PATCH] Fix to allow both writing new files and overwriting old

---
 github.js | 15 ++++++++-------
 1 file changed, 8 insertions(+), 7 deletions(-)

diff --git a/github.js b/github.js
index 6f8dc215..c585648b 100644
--- a/github.js
+++ b/github.js
@@ -676,13 +676,14 @@
 
       this.write = function(branch, path, content, message, cb) {
         that.getSha(branch, encodeURI(path), function(err, sha) {
-          if (err && err.error !== 404) return cb(err);
-          _request("PUT", repoPath + "/contents/" + encodeURI(path), {
-            message: message,
-            content: btoa(content),
-            branch: branch,
-            sha: sha
-          }, cb);
+          var options = {
+              message: message,
+              content: btoa(content),
+              branch: branch
+          };
+          // if no error, we set the sha to overwrite an existing file
+          if (!(err && err.error !== 404)) options.sha = sha;
+          _request("PUT", repoPath + "/contents/" + encodeURI(path), options, cb);
         });
       };