cached package locator now exports a factory fn

Author: Steven Hargrove

src/core/CachedPackageLocator.js src/core/createPackageLocator.jssrc/core/CachedPackageLocator.js renamed to src/core/createPackageLocator.js

@@ -2,7 +2,7 @@ import path from 'path'
 import os from 'os'
 import fs from 'fs'
 
-export default class CachedPackageLocator {
+class CachedPackageLocator {
   constructor() {
     this.store = {}
   }
@@ -59,3 +59,5 @@ export default class CachedPackageLocator {
     })
   }
 }
+
+export default () => new CachedPackageLocator()

src/rules/no-extraneous-dependencies.js

@@ -3,10 +3,10 @@ import minimatch from 'minimatch'
 import resolve from 'eslint-module-utils/resolve'
 import importType from '../core/importType'
 import isStaticRequire from '../core/staticRequire'
-import CachedPackageLocator from '../core/CachedPackageLocator'
+import createPackageLocator from '../core/createPackageLocator'
 import docsUrl from '../docsUrl'
 
-const packageLocator = new CachedPackageLocator()
+const packageLocator = createPackageLocator()
 
 function notEmpty(obj) {
   return Object.keys(obj).length

tests/src/core/CachedPackageLocator.js

@@ -1,8 +1,7 @@
 import fs from 'fs'
 import sinon from 'sinon'
 import { expect } from 'chai'
-
-import CachedPackageLocator from '../../../src/core/CachedPackageLocator'
+import createPackageLocator from '../../../src/core/createPackageLocator'
 
 function notEmpty(obj) {
   return Object.keys(obj).length
@@ -55,7 +54,7 @@ describe('CachedPackageLocator.readUpSync()', function () {
 
   beforeEach(function () {
     fs.readFileSync.throws({ code: 'ENOENT' })
-    packageLocator = new CachedPackageLocator()
+    packageLocator = createPackageLocator()
   })
 
   afterEach(function () {