feat: add option to configure standard via rc config file

Author: TillaTheHun0

index.js

@@ -5,7 +5,7 @@ module.exports.linter = Linter
 var deglob = require('deglob')
 var os = require('os')
 var path = require('path')
-var pkgConf = require('pkg-conf')
+var { cosmiconfigSync } = require('cosmiconfig')
 
 var HOME_OR_TMP = os.homedir() || os.tmpdir()
 
@@ -151,8 +151,10 @@ Linter.prototype.parseOpts = function (opts) {
     ? opts.usePackageJson
     : true
 
+  var explorerRes = cosmiconfigSync(self.cmd).search(opts.cwd)
+
   var packageOpts = usePackageJson
-    ? pkgConf.sync(self.cmd, { cwd: opts.cwd })
+    ? explorerRes ? explorerRes.config : {}
     : {}
 
   if (!opts.ignore) opts.ignore = []
@@ -175,7 +177,7 @@ Linter.prototype.parseOpts = function (opts) {
   if (self.customParseOpts) {
     var rootDir
     if (usePackageJson) {
-      var filePath = pkgConf.filepath(packageOpts)
+      var filePath = explorerRes && explorerRes.filepath
       rootDir = filePath ? path.dirname(filePath) : opts.cwd
     } else {
       rootDir = opts.cwd

package.json

@@ -7,10 +7,10 @@
     "url": "https://github.com/flet/standard-engine/issues"
   },
   "dependencies": {
+    "cosmiconfig": "^6.0.0",
     "deglob": "^4.0.0",
     "get-stdin": "^7.0.0",
-    "minimist": "^1.1.0",
-    "pkg-conf": "^3.1.0"
+    "minimist": "^1.1.0"
   },
   "devDependencies": {
     "babel-eslint": "^10.0.2",

test/api.js

@@ -1,3 +1,4 @@
+var path = require('path')
 var eslint = require('eslint')
 var Linter = require('../').linter
 var test = require('tape')
@@ -11,6 +12,16 @@ function getStandard () {
   })
 }
 
+function getStandardRcConfig () {
+  return new Linter({
+    cwd: path.resolve(__dirname, 'lib'),
+    cmd: 'pocketlint',
+    version: '0.0.0',
+    eslint: eslint,
+    eslintConfig: require('../tmp/standard/options').eslintConfig
+  })
+}
+
 test('api: lintFiles', function (t) {
   t.plan(3)
   var standard = getStandard()
@@ -54,3 +65,11 @@ test('api: parseOpts -- avoid self.eslintConfig global mutation', function (t) {
   t.deepEqual(opts.globals, ['what'])
   t.deepEqual(standard.eslintConfig.globals, [])
 })
+
+test('api: parseOpts -- load config from rc file', function (t) {
+  t.plan(2)
+  var standard = getStandardRcConfig()
+  var opts = standard.parseOpts()
+  t.deepEqual(opts.globals, undefined)
+  t.deepEqual(opts.eslintConfig.globals, ['foorc'])
+})

test/lib/.pocketlintrc.js

@@ -0,0 +1,3 @@
+module.exports = {
+  globals: ['foorc']
+}