Require Node.js 10 and upgrade XO

.travis.yml

@@ -2,4 +2,3 @@ language: node_js
 node_js:
   - '12'
   - '10'
-  - '8'

license

@@ -1,6 +1,6 @@
 MIT License
 
-Copyright (c) Sindre Sorhus <[email protected]> (sindresorhus.com)
+Copyright (c) Sindre Sorhus <[email protected]> (https://sindresorhus.com)
 
 Permission is hereby granted, free of charge, to any person obtaining a copy of this software and associated documentation files (the "Software"), to deal in the Software without restriction, including without limitation the rights to use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of the Software, and to permit persons to whom the Software is furnished to do so, subject to the following conditions:
 

package.json

@@ -4,13 +4,14 @@
 	"description": "Validate files with XO",
 	"license": "MIT",
 	"repository": "xojs/gulp-xo",
+	"funding": "https://github.com/sponsors/sindresorhus",
 	"author": {
 		"name": "Sindre Sorhus",
 		"email": "[email protected]",
-		"url": "sindresorhus.com"
+		"url": "https://sindresorhus.com"
 	},
 	"engines": {
-		"node": ">=8"
+		"node": ">=10"
 	},
 	"scripts": {
 		"test": "ava"
@@ -47,11 +48,11 @@
 		"simple"
 	],
 	"dependencies": {
-		"eslint-formatter-pretty": "^2.0.0",
+		"eslint-formatter-pretty": "^3.0.1",
 		"gulp-eslint": "^6.0.0",
 		"plugin-error": "^1.0.1",
 		"through2": "^3.0.0",
-		"xo": "^0.25.3"
+		"xo": "^0.26.1"
 	},
 	"devDependencies": {
 		"ava": "^2.4.0",

readme.md

@@ -6,14 +6,12 @@
 
 *Issues regarding rules should be reported on the ESLint [issue tracker](https://github.com/eslint/eslint/issues) as it's the actual linter.*
 
-
 ## Install
 
 ```
 $ npm install --save-dev gulp-xo
 ```
 
-
 ## Usage
 
 ```js
@@ -28,7 +26,6 @@ exports.default = () => (
 );
 ```
 
-
 ## API
 
 ### xo(options?)
@@ -37,11 +34,7 @@ exports.default = () => (
 
 Type: `object`
 
-Any additional options to the below are passed directly to XO.
-
-Note that you should normally set your XO options in the `package.json` file. Only pass them through `gulp-xo` if you want to use options different from those of your current project. You might want to do this if your gulp task lints or builds files that are or will be part of a separate project.
-
-See https://github.com/xojs/xo/blob/master/readme.md#config
+Any additional options to the below are [passed directly to XO](https://github.com/xojs/xo/blob/master/readme.md#config). However, you should prefer setting your XO config in `package.json` so editors and other tools can also read it. Only pass them here if you want to use options different from those of your current project. You might want to do this if your Gulp task lints or builds files that are/will be part of a separate project.
 
 ##### fix
 
@@ -53,7 +46,7 @@ When fixes are applied, a "fixed" property is set to `true` on the fixed file's
 
 ##### quiet
 
-Type: `boolean`<br>
+Type: `boolean`\
 Default: `false`
 
 Report errors only.
@@ -70,7 +63,6 @@ Report errors only.
 
 ### [xo.results(action)](https://github.com/adametry/gulp-eslint/#eslintresultsaction)
 
-
 ## Related
 
 - [gulp-eslint](https://github.com/adametry/gulp-eslint) - Gulp plugin for ESLint