linting

(cherry picked from commit 66c7b16)

Author: walisc

index.js

@@ -195,25 +195,24 @@ function dedupeNonExistent(nonExistent) {
   }
 }
 
-//If the file is in a node module, use the root directory of the module
-function getDirectory(localConfig){
+// If the file is in a node module, use the root directory of the module
+function getDirectory(localConfig) {
   function _getProjectPath(filename) {
-      try{
-        const nodeModuleParts = filename.split('node_modules')
-        const packageSubPathPath = nodeModuleParts.pop().split(path.sep).filter(function(v){ return !!v})
-        const packageName = packageSubPathPath[0].startsWith("@") ? `${packageSubPathPath[0]}${path.sep}${packageSubPathPath[1]}` :  packageSubPathPath[0]
-
-        return path.join(...nodeModuleParts, 'node_modules', packageName)
-      }
-      catch(err){
-        debug(`Could not determine the root directory of package file ${filename}. Using default`);
-        return null
-      }
+    try {
+      const nodeModuleParts = filename.split('node_modules');
+      const packageSubPathPath = nodeModuleParts.pop().split(path.sep).filter(Boolean);
+      const packageName = packageSubPathPath[0].startsWith('@') ? `${packageSubPathPath[0]}${path.sep}${packageSubPathPath[1]}` : packageSubPathPath[0];
+
+      return path.join(...nodeModuleParts, 'node_modules', packageName);
+    } catch {
+      debug(`Could not determine the root directory of package file ${filename}. Using default`);
+      return null;
+    }
   }
 
-  if (!localConfig.filename.includes('node_modules')){
-    return localConfig.directory
+  if (!localConfig.filename.includes('node_modules')) {
+    return localConfig.directory;
   }
 
-  return _getProjectPath(path.dirname(localConfig.filename)) || localConfig.directory
-}
+  return _getProjectPath(path.dirname(localConfig.filename)) || localConfig.directory;
+}

test/test.mjs

@@ -472,21 +472,21 @@ describe('dependencyTree', () => {
     });
   });
 
-  describe("It uses package specific node_module directory when resolving package dependencies", () => {
+  describe('It uses package specific node_module directory when resolving package dependencies', () => {
     testTreesForFormat('commonjs');
 
     it('It can find sub package in node module package', () => {
       mockfs({
         [path.join(__dirname, '/es6')]: {
           'module.entry.js': 'import * as module from "parent_module_a"',
           node_modules: { // eslint-disable-line camelcase
-            'parent_module_a': {
+            parent_module_a: { // eslint-disable-line camelcase
               'index.main.js': 'import * as child_module from "child_node_module"; module.exports = child_module;',
               'package.json': '{ "main": "index.main.js"}',
-              node_modules: {
-                child_node_module: {
+              node_modules: { // eslint-disable-line camelcase
+                child_node_module: { // eslint-disable-line camelcase
                   'index.main.js': 'module.exports = "child_node_module_of_parent_a"',
-                  'package.json': '{ "main": "index.main.js"}',
+                  'package.json': '{ "main": "index.main.js"}'
                 }
               }
             }
@@ -506,23 +506,22 @@ describe('dependencyTree', () => {
       assert.ok(treeList.includes(path.normalize(`${directory}/node_modules/parent_module_a/node_modules/child_node_module/index.main.js`)));
     });
 
-
     it('it usues correct version of sub package in node module package', () => {
       mockfs({
         [path.join(__dirname, '/es6')]: {
           'module.entry.js': 'import * as module from "parent_module_a"',
           node_modules: { // eslint-disable-line camelcase
-            child_node_module: {
+            child_node_module: { // eslint-disable-line camelcase
               'index.main.js': 'module.exports = "child_node_module"',
-              'package.json': '{ "main": "index.main.js", "version": "2.0.0"}',
+              'package.json': '{ "main": "index.main.js", "version": "2.0.0"}'
             },
-            parent_module_a: {
+            parent_module_a: { // eslint-disable-line camelcase
               'index.main.js': 'import * as child_module from "child_node_module"; module.exports = child_module;',
               'package.json': '{ "main": "index.main.js"}',
-              node_modules: {
-                child_node_module: {
+              node_modules: { // eslint-disable-line camelcase
+                child_node_module: { // eslint-disable-line camelcase
                   'index.main.js': 'module.exports = "child_node_module_of_parent_a"',
-                  'package.json': '{ "main": "index.main.js", "version": "1.0.0"}',
+                  'package.json': '{ "main": "index.main.js", "version": "1.0.0"}'
                 }
               }
             }
@@ -541,10 +540,9 @@ describe('dependencyTree', () => {
 
       assert.ok(!treeList.includes(path.normalize(`${directory}/node_modules/child_node_module/index.main.js`)));
       assert.ok(treeList.includes(path.normalize(`${directory}/node_modules/parent_module_a/node_modules/child_node_module/index.main.js`)));
-
     });
-  })
-  
+  });
+
   describe('module formats', () => {
     describe('amd', () => {
       testTreesForFormat('amd');