From 9f9ae624260a6138692bed298ad5f690e7dbc652 Mon Sep 17 00:00:00 2001
From: Yi Zheng <Yi.Zheng@blackboard.com>
Date: Tue, 3 Apr 2018 15:27:03 +0800
Subject: [PATCH] use fs.writeFileSync since fs.writeFile without callback is
 deprecated in node(v7.0.0) ->
 https://nodejs.org/api/fs.html#fs_fs_writefile_file_data_options_callback

---
 bookgen/generate.js | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/bookgen/generate.js b/bookgen/generate.js
index bd3f11e..83cb776 100644
--- a/bookgen/generate.js
+++ b/bookgen/generate.js
@@ -54,7 +54,7 @@ BookGen.processFiles = function(config, files) {
   }).join('<div style="page-break-after: always;"></div>');
 
   // write a single page version as well
-  fs.writeFile(config.output+'single-page.html',
+  fs.writeFileSync(config.output+'single-page.html',
     header.replace('assets/style.css', 'assets/printable.css')
       .replace(/{{prev}}/g, 'index.html')
       .replace(/{{next}}/g, 'index.html')
@@ -71,7 +71,7 @@ BookGen.processFiles = function(config, files) {
         .replace(/{{prev}}/g, 'index.html')
         .replace(/{{next}}/g, 'index.html')
     );
-  fs.writeFile(config.output+'ebook.html',
+  fs.writeFileSync(config.output+'ebook.html',
     header.replace(/<link[^>]+>/g, '')
           .replace(/{{prev}}/g, 'index.html')
           .replace(/{{next}}/g, 'index.html')