Add jscs style check, fix violations found

.jscsrc

@@ -0,0 +1,24 @@
+{
+  "preset": "google",
+  "requireCurlyBraces": [
+     "do",
+     "try",
+     "catch"
+  ],
+  "disallowSpacesInsideObjectBrackets": null,
+  "requireSpaceAfterLineComment": true,
+  "maximumLineLength": {
+     "value": 80,
+     "allowRegex": true
+  },
+  "validateJSDoc": {
+    "checkParamNames": false,
+    "checkRedundantParams": false,
+    "requireParamTypes": true
+  },
+  "excludeFiles": [
+    "node_modules/**",
+    "coverage/**",
+    "test/sandbox/**"
+  ]
+}

.jshintrc

@@ -1,7 +1,6 @@
 {
 "node": true,
 "browser": true,
-"camelcase" : true,
 "eqnull" : true,
 "indent": 2,
 "undef": true,

index.js

@@ -136,7 +136,7 @@ exports.compileToBrowserify = function(options, bundler) {
   addInstructionsToBrowserify(compile(options), bundler);
 };
 
-//-- undocumented low-level API --//
+/*-- undocumented low-level API --*/
 
 exports.ConfigLoader = ConfigLoader;
 exports.compile = compile;

lib/compiler.js

@@ -22,7 +22,7 @@ var Module = require('module');
 module.exports = function compile(options) {
   options = options || {};
 
-  if(typeof options === 'string') {
+  if (typeof options === 'string') {
     options = { appRootDir: options };
   }
 
@@ -74,7 +74,7 @@ module.exports = function compile(options) {
 };
 
 function assertIsValidConfig(name, config) {
-  if(config) {
+  if (config) {
     assert(typeof config === 'object',
         name + ' config must be a valid JSON object');
   }
@@ -143,7 +143,7 @@ function findScripts(dir) {
     } else {
       try {
         path.join(require.resolve(filepath));
-      } catch(err) {
+      } catch (err) {
         debug('Skipping directory %s - %s', filepath, err.code || err);
       }
     }
@@ -155,7 +155,7 @@ function findScripts(dir) {
 function tryReadDir() {
   try {
     return fs.readdirSync.apply(fs, arguments);
-  } catch(e) {
+  } catch (e) {
     return [];
   }
 }
@@ -309,7 +309,9 @@ function loadModelDefinition(rootDir, jsonFile, allFiles) {
   var basename = path.basename(jsonFile, path.extname(jsonFile));
 
   // find a matching file with a supported extension like `.js` or `.coffee`
-  var base, ext, validFileType;
+  var base;
+  var ext;
+  var validFileType;
   var sourceFile = allFiles
     .filter(function(f) {
       ext = path.extname(f);

lib/config-loader.js

@@ -103,7 +103,7 @@ function loadConfigFiles(files) {
  */
 function mergeConfigurations(configObjects, mergeFn) {
   var result = configObjects.shift() || {};
-  while(configObjects.length) {
+  while (configObjects.length) {
     var next = configObjects.shift();
     mergeFn(result, next, next._filename);
   }
@@ -163,7 +163,7 @@ function mergeArrays(target, config, keyPrefix) {
   }
 
   // Use for(;;) to iterate over undefined items, for(in) would skip them.
-  for (var ix=0; ix < target.length; ix++) {
+  for (var ix = 0; ix < target.length; ix++) {
     var fullKey = keyPrefix + '[' + ix + ']';
     var err = mergeSingleItemOrProperty(target, config, ix, fullKey);
     if (err) return err;
@@ -189,15 +189,15 @@ function hasCompatibleType(origValue, newValue) {
 
 /**
  * Try to read a config file with .json extension
- * @param cwd Dirname of the file
- * @param fileName Name of the file without extension
+ * @param {string} cwd Dirname of the file
+ * @param {string} fileName Name of the file without extension
  * @returns {Object|undefined} Content of the file, undefined if not found.
  */
 function tryReadJsonConfig(cwd, fileName) {
   try {
     return require(path.join(cwd, fileName + '.json'));
-  } catch(e) {
-    if(e.code !== 'MODULE_NOT_FOUND') {
+  } catch (e) {
+    if (e.code !== 'MODULE_NOT_FOUND') {
       throw e;
     }
   }

lib/executor.js

@@ -45,10 +45,10 @@ function patchAppLoopback(app) {
   // patch the app object to make loopback-boot work with older versions too
   try {
     app.loopback = require('loopback');
-  } catch(err) {
+  } catch (err) {
     if (err.code === 'MODULE_NOT_FOUND') {
       console.error(
-          'When using loopback-boot with loopback <1.9, '+
+          'When using loopback-boot with loopback <1.9, ' +
           'the loopback module must be available for `require(\'loopback\')`.');
     }
     throw err;
@@ -69,7 +69,7 @@ function assertLoopBackVersion(app) {
 }
 
 function setHost(app, instructions) {
-  //jshint camelcase:false
+  // jscs:disable requireCamelCaseOrUpperCaseIdentifiers
   var host =
     process.env.npm_config_host ||
     process.env.OPENSHIFT_SLS_IP ||
@@ -79,14 +79,14 @@ function setHost(app, instructions) {
     process.env.npm_package_config_host ||
     app.get('host');
 
-  if(host !== undefined) {
+  if (host !== undefined) {
     assert(typeof host === 'string', 'app.host must be a string');
     app.set('host', host);
   }
 }
 
 function setPort(app, instructions) {
-  //jshint camelcase:false
+  // jscs:disable requireCamelCaseOrUpperCaseIdentifiers
   var port = _.find([
     process.env.npm_config_port,
     process.env.OPENSHIFT_SLS_PORT,
@@ -98,7 +98,7 @@ function setPort(app, instructions) {
     3000
   ], _.isFinite);
 
-  if(port !== undefined) {
+  if (port !== undefined) {
     var portType = typeof port;
     assert(portType === 'string' || portType === 'number',
       'app.port must be a string or number');
@@ -122,9 +122,9 @@ function setApiRoot(app, instructions) {
 
 function applyAppConfig(app, instructions) {
   var appConfig = instructions.config;
-  for(var configKey in appConfig) {
+  for (var configKey in appConfig) {
     var cur = app.get(configKey);
-    if(cur === undefined || cur === null) {
+    if (cur === undefined || cur === null) {
       app.set(configKey, appConfig[configKey]);
     }
   }
@@ -198,7 +198,7 @@ function isBuiltinLoopBackModel(app, data) {
 }
 
 function forEachKeyedObject(obj, fn) {
-  if(typeof obj !== 'object') return;
+  if (typeof obj !== 'object') return;
 
   Object.keys(obj).forEach(function(key) {
     fn(key, obj[key]);
@@ -240,8 +240,8 @@ function runScripts(app, list, callback) {
 function tryRequire(modulePath) {
   try {
     return require.apply(this, arguments);
-  } catch(e) {
-    if(e.code === 'MODULE_NOT_FOUND') {
+  } catch (e) {
+    if (e.code === 'MODULE_NOT_FOUND') {
       debug('Warning: cannot require %s - module not found.', modulePath);
       return undefined;
     }

package.json

@@ -15,7 +15,7 @@
   "main": "index.js",
   "browser": "browser.js",
   "scripts": {
-    "pretest": "jshint .",
+    "pretest": "jscs . && jshint .",
     "test": "mocha"
   },
   "license": {
@@ -37,6 +37,7 @@
     "coffee-script": "^1.8.0",
     "coffeeify": "^0.7.0",
     "fs-extra": "^0.12.0",
+    "jscs": "^1.7.3",
     "jshint": "^2.5.6",
     "loopback": "^2.5.0",
     "mocha": "^1.19.0",

test/browser.test.js

@@ -76,7 +76,7 @@ describe('browser support', function() {
 });
 
 function browserifyTestApp(appDir, strategy, next) {
-  //set default args
+  // set default args
   if (((typeof strategy) === 'function') && !next) {
     next = strategy;
     strategy = undefined;

test/compiler.test.js

@@ -12,7 +12,10 @@ describe('compiler', function() {
   beforeEach(appdir.init);
 
   describe('from options', function() {
-    var options, instructions, appConfig;
+    var options;
+    var instructions;
+    var appConfig;
+
     beforeEach(function() {
       options = {
         config: {
@@ -256,7 +259,7 @@ describe('compiler', function() {
       appdir.writeConfigFileSync('config.local.json', {
         toplevel: [
           {
-            nested: [ 'value' ]
+            nested: ['value']
           }
         ]
       });

test/executor.test.js

@@ -171,7 +171,7 @@ describe('executor', function() {
     };
     builtinModel.definition.redefined = true;
 
-    boot.execute(app, someInstructions({ models: [ builtinModel ] }));
+    boot.execute(app, someInstructions({ models: [builtinModel] }));
 
     expect(app.models.User.settings.redefined, 'redefined').to.not.equal(true);
   });
@@ -266,7 +266,7 @@ describe('executor', function() {
     });
 
     it('should prioritize sources', function() {
-      /*jshint camelcase:false */
+      // jscs:disable requireCamelCaseOrUpperCaseIdentifiers
       process.env.npm_config_host = randomHost();
       process.env.OPENSHIFT_SLS_IP = randomHost();
       process.env.OPENSHIFT_NODEJS_IP = randomHost();
@@ -323,12 +323,11 @@ describe('executor', function() {
       'module.exports = function(app) { app.fnCalled = true; };');
 
     delete app.fnCalled;
-    boot.execute(app, someInstructions({ files: { boot: [ file ] } }));
+    boot.execute(app, someInstructions({ files: { boot: [file] } }));
     expect(app.fnCalled, 'exported fn was called').to.be.true();
   });
 });
 
-
 function assertValidDataSource(dataSource) {
   // has methods
   assert.isFunc(dataSource, 'createModel');
@@ -340,7 +339,7 @@ function assertValidDataSource(dataSource) {
   assert.isFunc(dataSource, 'operations');
 }
 
-assert.isFunc = function (obj, name) {
+assert.isFunc = function(obj, name) {
   assert(obj, 'cannot assert function ' + name +
     ' on object that does not exist');
   assert(typeof obj[name] === 'function', name + ' is not a function');

test/fixtures/simple-app/boot/barSync.js

@@ -2,4 +2,3 @@ process.bootFlags.push('barSyncLoaded');
 module.exports = function(app) {
   process.bootFlags.push('barSyncExecuted');
 };
-