chore(package): update xo to version 0.20.3 (#16)

* chore(package): update xo to version 0.20.3

Closes #14

* refactor: adapt changes to the latest `xo`

Author: luftywiranda13

.travis.yml

@@ -4,9 +4,6 @@ notifications:
 node_js:
   - '8'
   - '6'
-script:
-  - node node_modules/.bin/prettier -l "*.{js,json,md}"
-  - npm test
 after_success: if [[ `npm -v` > 4* ]]; then npx codecov; fi
 branches:
   only:

package.json

@@ -13,7 +13,7 @@
     "node": ">=6"
   },
   "scripts": {
-    "precommit": "remove-lockfiles && xo --fix && lint-staged",
+    "precommit": "remove-lockfiles && lint-staged",
     "pretest": "remove-lockfiles",
     "test:watch": "jest --watch",
     "test": "xo && jest --coverage"
@@ -31,28 +31,32 @@
     "husky": "^0.14.3",
     "jest": "^22.0.4",
     "lint-staged": "^7.0.0",
-    "prettier": "^1.9.2",
     "remove-lockfiles": "^2.0.4",
-    "xo": "^0.18.2"
+    "xo": "^0.20.3"
   },
   "jest": {
     "testEnvironment": "node"
   },
   "lint-staged": {
-    "*.{js,json,md}": [
+    "*.js": [
+      "xo --fix",
+      "git add"
+    ],
+    "*.{json,md}": [
       "prettier --write",
       "git add"
     ]
   },
   "prettier": {
-    "singleQuote": true,
-    "trailingComma": "es5"
+    "bracketSpacing": true,
+    "singleQuote": true
   },
   "xo": {
-    "extends": "prettier",
     "envs": [
       "jest"
-    ]
+    ],
+    "prettier": true,
+    "space": true
   },
   "keywords": [
     "yarn",

test.js

@@ -1,38 +1,34 @@
 'use strict';
 
-const hasLockfile = require('./');
+const hasLockfile = require('.');
 
-describe('output', () => {
-  test('no lockfiles', () => {
-    expect(hasLockfile()).toBe(false);
-    expect(hasLockfile.lockfiles()).toEqual([]);
-  });
+test('no lockfiles', () => {
+  expect(hasLockfile()).toBe(false);
+  expect(hasLockfile.lockfiles()).toEqual([]);
+});
 
-  test('package-lock.json', () => {
-    expect(hasLockfile('fixtures/bar')).toBe(true);
-    expect(hasLockfile.lockfiles('fixtures/bar')).toEqual([
-      'package-lock.json',
-    ]);
-  });
+test('package-lock.json', () => {
+  expect(hasLockfile('fixtures/bar')).toBe(true);
+  expect(hasLockfile.lockfiles('fixtures/bar')).toEqual(['package-lock.json']);
+});
 
-  test('yarn.lock', () => {
-    expect(hasLockfile('fixtures/baz')).toBe(true);
-    expect(hasLockfile.lockfiles('fixtures/baz')).toEqual(['yarn.lock']);
-  });
+test('yarn.lock', () => {
+  expect(hasLockfile('fixtures/baz')).toBe(true);
+  expect(hasLockfile.lockfiles('fixtures/baz')).toEqual(['yarn.lock']);
+});
 
-  test('npm-shrinkwrap.json', () => {
-    expect(hasLockfile('fixtures/foo')).toBe(true);
-    expect(hasLockfile.lockfiles('fixtures/foo')).toEqual([
-      'npm-shrinkwrap.json',
-    ]);
-  });
+test('npm-shrinkwrap.json', () => {
+  expect(hasLockfile('fixtures/foo')).toBe(true);
+  expect(hasLockfile.lockfiles('fixtures/foo')).toEqual([
+    'npm-shrinkwrap.json',
+  ]);
+});
 
-  test('all lockfiles', () => {
-    expect(hasLockfile('fixtures/qux')).toBe(true);
-    expect(hasLockfile.lockfiles('fixtures/qux')).toEqual([
-      'package-lock.json',
-      'yarn.lock',
-      'npm-shrinkwrap.json',
-    ]);
-  });
+test('all lockfiles', () => {
+  expect(hasLockfile('fixtures/qux')).toBe(true);
+  expect(hasLockfile.lockfiles('fixtures/qux')).toEqual([
+    'package-lock.json',
+    'yarn.lock',
+    'npm-shrinkwrap.json',
+  ]);
 });