Add eslint rule - Prefer dot notation (#392)

Author: patrick-tolosa

.eslintrc.js

@@ -21,7 +21,7 @@ module.exports = {
         "comma-dangle": "off",
         "comma-spacing": "off",
         "consistent-return": "off",
-        "dot-notation": "off",
+        "dot-notation": "error",
         "function-paren-newline": "off",
         "func-names": "off",
         "global-require": "off",

lib-es5/api.js

@@ -679,4 +679,4 @@ exports.restore_metadata_field_datasource = function restore_metadata_field_data
   options.content_type = "json";
   var params = { external_ids: entries_external_id };
   return call_api("post", ["metadata_fields", field_external_id, "datasource_restore"], params, callback, options);
-};
+};

test/api_spec.js

@@ -983,8 +983,8 @@ describe("api", function () {
           return cloudinary.v2.api.delete_resources_by_prefix(folderPath)
             .then(() => cloudinary.v2.api.sub_folders(folderPath).then(folder => {
               expect(folder).not.to.be(null);
-              expect(folder["total_count"]).to.eql(0);
-              expect(folder["folders"]).to.be.empty;
+              expect(folder.total_count).to.eql(0);
+              expect(folder.folders).to.be.empty;
             }));
         });
       });