From daeb0b17468f5667af60fecef93133805a4d0ef9 Mon Sep 17 00:00:00 2001
From: Blaine Bublitz <blaine.bublitz@gmail.com>
Date: Sat, 17 Jun 2017 08:51:45 -0700
Subject: [PATCH] Update: Replace async dependency with now-and-later (closes
 #23)

---
 lib/helpers.js | 10 +++++++---
 package.json   |  2 +-
 2 files changed, 8 insertions(+), 4 deletions(-)

diff --git a/lib/helpers.js b/lib/helpers.js
index a045d91..0a9b6a6 100644
--- a/lib/helpers.js
+++ b/lib/helpers.js
@@ -4,9 +4,9 @@ var path = require('path');
 
 var fs = require('graceful-fs');
 var File = require('vinyl');
-var async = require('async');
 var convert = require('convert-source-map');
 var fileNormalize = require('file-normalize');
+var nal = require('now-and-later');
 
 var stripBom = fileNormalize.stripBOM;
 var appendBuffer = fileNormalize.appendBuffer;
@@ -76,7 +76,7 @@ function fixImportedSourceMap(file, state, callback) {
 
   state.map.sourcesContent = state.map.sourcesContent || [];
 
-  async.eachOf(state.map.sources, normalizeSourcesAndContent, callback);
+  nal.map(state.map.sources, normalizeSourcesAndContent, callback);
 
   function assignSourcesContent(sourceContent, idx) {
     state.map.sourcesContent[idx] = sourceContent;
@@ -152,7 +152,11 @@ function addSourceMaps(file, state, callback) {
     mapsLoaded,
   ];
 
-  async.applyEachSeries(tasks, file, state, done);
+  function apply(fn, key, cb) {
+    fn(file, state, cb);
+  }
+
+  nal.mapSeries(tasks, apply, done);
 
   function done(err) {
     if (err) {
diff --git a/package.json b/package.json
index 4d3ce75..bb661ac 100644
--- a/package.json
+++ b/package.json
@@ -26,10 +26,10 @@
     "coveralls": "npm run cover && istanbul-coveralls"
   },
   "dependencies": {
-    "async": "^2.1.4",
     "convert-source-map": "^1.5.0",
     "file-normalize": "^1.1.0",
     "graceful-fs": "^4.1.6",
+    "now-and-later": "^2.0.0",
     "object.defaults": "^1.0.0",
     "vinyl": "^2.0.0"
   },