feat: improve error display

Author: dominykas

bin/allow-scripts.js

@@ -2,6 +2,8 @@
 
 'use strict';
 
+const Ansicolors = require('ansicolors');
+
 const Allow = require('..');
 
 const options = {
@@ -10,6 +12,13 @@ const options = {
 
 Allow.run(options).catch((err) => {
 
-    console.error(err);
+    let log = err;
+    if (err.stack) {
+
+        const [message, ...rest] = err.stack.split('\n');
+        log = `${Ansicolors.red(message)}\n${rest.join('\n')}`;
+    }
+
+    console.error(`\n\n${log}`);
     process.exit(1);
 });

package.json

@@ -16,6 +16,7 @@
   "author": "Dominykas Blyžė <[email protected]>",
   "license": "MIT",
   "dependencies": {
+    "ansicolors": "0.3.x",
     "libnpm": "2.x.x",
     "semver": "5.x.x",
     "topo": "3.x.x"