Allow config file to be specified 2017

Currently via environment variable, but for now that's fine as the
only use that I can forsee is for testing, where the plumbing is more
important than the interface.

1 files changed, 3 insertions, 2 deletions

diff --git a/src/index.js b/src/index.js
index b7bc1a3..a9ce7f7 100644
--- a/src/index.js
+++ b/src/index.js
@@ -1,7 +1,8 @@
 "use strict";
 
-const config = require("./modules/config.js");
+const getConfig = require("./modules/config.js");
 
+const CONFIG_FILE = process.env.CONFIG_FILE || undefined;
 const PORT = process.env.PORT || config.server.port;
 const targetDir = process.argv[2];
 
@@ -13,7 +14,7 @@ const app = require("./app.js");
 
 (async function() {
   try {
-    (await app()).listen(PORT, () => {
+    (await app(getConfig(CONFIG_FILE))).listen(PORT, () => {
       console.log(`App listening on port ${PORT}`);
     });
   } catch (error) {