From 70d6ea774ce47ca1a12cde8040c345de49beb29b Mon Sep 17 00:00:00 2001
From: Florrie <towerofnix@gmail.com>
Date: Tue, 12 Jun 2018 22:24:47 -0300
Subject: Add bin script and some error handling

---
 index.js | 24 +++++++++++++++++++++++-
 1 file changed, 23 insertions(+), 1 deletion(-)
 mode change 100644 => 100755 index.js

(limited to 'index.js')

diff --git a/index.js b/index.js
old mode 100644
new mode 100755
index 72c2383..e74f2eb
--- a/index.js
+++ b/index.js
@@ -1,7 +1,11 @@
+#!/usr/bin/env node
+
 // omg I am tired of code
 
 const { AppElement } = require('./ui')
 const { updatePlaylistFormat } = require('./playlist-utils')
+const fs = require('fs')
+const util = require('util')
 const processSmartPlaylist = require('./smart-playlist')
 const ansi = require('./tui-lib/util/ansi')
 const CommandLineInterfacer = require('./tui-lib/util/CommandLineInterfacer')
@@ -9,6 +13,8 @@ const EventEmitter = require('events')
 const Flushable = require('./tui-lib/util/Flushable')
 const Root = require('./tui-lib/ui/Root')
 
+const readFile = util.promisify(fs.readFile)
+
 // Hack to get around errors when piping many things to stdout/err
 // (from general-util promisifyProcess)
 process.stdout.setMaxListeners(Infinity)
@@ -69,7 +75,23 @@ async function main() {
     flushable.write(ansi.moveCursor(0, 0))
     flushable.write('Opening playlist...')
     flushable.flush()
-    grouplike = require(process.argv[2])
+
+    let grouplikeText
+    try {
+      grouplikeText = await readFile(process.argv[2])
+    } catch (error) {
+      flushable.write('Error opening the passed file "' + process.argv[2] + '"!')
+      flushable.flush()
+      process.exit(1)
+    }
+
+    try {
+      grouplike = JSON.parse(grouplikeText)
+    } catch (error) {
+      flushable.write('Error parsing the passed file as JSON!')
+      flushable.flush()
+      process.exit(1)
+    }
   }
 
   grouplike = await processSmartPlaylist(grouplike)
-- 
cgit 1.3.0-6-gf8a5