use strict everywhere

index.js

@@ -1,9 +1,11 @@
+'use strict';
+
 /**
  * WebdriverCSS
  * Regression testing tool for WebdriverJS
- * 
+ *
  * @author Christian Bromann <mail@christian-bromann.com>
  * @license Licensed under the MIT license.
  */
 
-module.exports = process.env.WEBDRIVERCSS_COVERAGE === '1' ? require('./lib-cov/webdrivercss.js') : require('./lib/webdrivercss.js');
+module.exports = process.env.WEBDRIVERCSS_COVERAGE === '1' ? require('./lib-cov/webdrivercss.js') : require('./lib/webdrivercss.js');

lib/asyncCallback.js

@@ -1,3 +1,5 @@
+'use strict';
+
 /**
  * run workflow again or execute callback function
  */

lib/compareImages.js

@@ -1,3 +1,5 @@
+'use strict';
+
 /**
  * compare images
  */

lib/cropImage.js

@@ -1,3 +1,5 @@
+'use strict';
+
 /**
  * crop image according to user arguments and its position on screen and save it
  */

lib/documentScreenshot.js

@@ -1,3 +1,5 @@
+'use strict';
+
 /**
  *
  * Save a screenshot as a base64 encoded PNG with the current state of the browser.

lib/endSession.js

@@ -1,3 +1,5 @@
+'use strict';
+
 var async = require('async'),
     merge = require('deepmerge'),
     request = require('request');
@@ -56,7 +58,7 @@ module.exports = function(done) {
                 that.self.url = undefined;
                 that.self.sessionId = undefined;
                 that.self.isNew = undefined;
-            }                
+            }
             return cb();
         }
 

lib/exclude.js

@@ -1,3 +1,5 @@
+'use strict';
+
 /**
  * exclude parts within page by drawing black rectangle
  */

lib/generateUUID.js

@@ -1,3 +1,5 @@
+'use strict';
+
 /**
  * @return {string} A V4 UUID.
  * @private

lib/getPageInfo.js

@@ -1,3 +1,5 @@
+'use strict';
+
 /**
  * get page informations
  * IMPORTANT: all of this code gets executed on browser side, so you won't have

lib/logWarning.js

@@ -1,3 +1,5 @@
+'use strict';
+
 /**
  * prints warning message within WebdriverIO instance
  * @param  {String} id  error type

lib/makeScreenshot.js

@@ -1,3 +1,5 @@
+'use strict';
+
 /**
  * make screenshot via [GET] /session/:sessionId/screenshot
  */

lib/renameFiles.js

@@ -1,3 +1,5 @@
+'use strict';
+
 var glob = require('glob'),
     fs   = require('fs');
 

lib/saveImageDiff.js

@@ -1,3 +1,5 @@
+'use strict';
+
 var fs = require('fs'),
     async = require('async'),
     logWarning = require('./logWarning.js');

lib/setScreenWidth.js

@@ -1,3 +1,5 @@
+'use strict';
+
 /**
  * if multiple screen width are given resize browser dimension
  */

lib/startSession.js

@@ -1,3 +1,5 @@
+'use strict';
+
 var pkg = require('../package.json'),
     request = require('request'),
     async = require('async');

lib/viewportScreenshot.js

@@ -1,3 +1,5 @@
+'use strict';
+
 /**
  * takes screenshot of the current viewport
  *

lib/webdrivercss.js

@@ -1,3 +1,5 @@
+'use strict';
+
 /**
  * WebdriverCSS
  */

lib/workflow.js

@@ -1,3 +1,5 @@
+'use strict';
+
 /**
  * run regression test
  */