Drop Node.js 10 support to enable native array sorting

Closes #50

Author: Siilwyn

.travis.yml

@@ -1,8 +1,8 @@
 language: node_js
 
 node_js:
+  - 14
   - 12
-  - 10
 
 script:
   - npm run test:ci

package-lock.json

@@ -16,9 +16,7 @@
     "preversion": "npm test",
     "scrape": "node src/property-scraper"
   },
-  "dependencies": {
-    "timsort": "^0.3.0"
-  },
+  "dependencies": {},
   "devDependencies": {
     "@mdn/browser-compat-data": "^2.0.3",
     "benchmark": "^2.1.4",
@@ -30,7 +28,7 @@
     "postcss": "^8.0.9"
   },
   "engines": {
-    "node": ">= 10"
+    "node": ">= 12"
   },
   "repository": {
     "type": "git",

package.json

@@ -3,8 +3,6 @@
 const { readFile } = require('fs').promises;
 const path = require('path');
 
-const timsort = require('timsort').sort;
-
 const builtInOrders = [
   'alphabetical',
   'concentric-css',
@@ -107,7 +105,7 @@ function processCss ({ css, comparator }) {
 }
 
 function sortCssDeclarations ({ nodes, comparator }) {
-  timsort(nodes, (a, b) => {
+  nodes.sort((a, b) => {
     if (a.type === 'decl' && b.type === 'decl') {
       return comparator(a.prop, b.prop);
     } else {