From 2ae9fcdec241745665f824c0fdf6db5bd67b5c04 Mon Sep 17 00:00:00 2001
From: "Paul Merchant, Jr" <Paul.L.Merchant.Jr@dartmouth.edu>
Date: Tue, 31 Mar 2020 11:26:07 -0400
Subject: [PATCH] Defer abort on error until after callback

Execute the user supplied callback before aborting due to library reported errors to allow reporting of errors and warnings.
---
 index.js | 8 ++++----
 1 file changed, 4 insertions(+), 4 deletions(-)

diff --git a/index.js b/index.js
index 9d40746..4cd9078 100644
--- a/index.js
+++ b/index.js
@@ -33,10 +33,6 @@ module.exports = (options, callback) => {
 
     new CleanCSS(_options).minify(content, (errors, css) => {
 
-      if (errors) {
-        return cb(new Error(errors.join(' ')));
-      }
-
       let details = {
         'stats': css.stats,
         'errors': css.errors,
@@ -50,6 +46,10 @@ module.exports = (options, callback) => {
       }
       _callback(details);
 
+      if (errors) {
+        return cb(new Error(errors.join(' ')));
+      }
+
       file.contents = new Buffer.from(css.styles);
 
       if (css.sourceMap) {