refactor (logger) add [JS_CODERUNNER] prefix for cloud mode

Author: vengrov

lib/cli/clirunner.js

@@ -52,7 +52,7 @@ program
   .action(() => program.help());
 
 program.on('verbose', function() {
-  logger.verbose(program.verbose);
+  logger.verbose = true;
 });
 
 program.parse(process.argv);
@@ -77,6 +77,8 @@ function debug() {
 }
 
 function cloud() {
+  logger.prefixed = true;
+  
   buildOptions()
     .then((opts) => {
       opts.driverHost = this.driverHost;

lib/util/logger.js

@@ -7,33 +7,32 @@
 'use strict';
 
 const util = require('util');
+const PREFIX = ' [JS_CODERUNNER]';
 
 function timestamp() {
   return new Date().toISOString();
 }
 
-let verboseMode = false;
+function prefix() {
+  return logger.prefixed ? PREFIX : '';
+}
 
-const logger = module.exports = {};
+const logger = {};
+logger.prefixed = false;
+logger.verbose = false;
 
 logger.info = logger.log = function() {
-  console.log.call(this, '%s - %s', timestamp(), util.format.apply(util, arguments));
+  console.log.call(this, '%s%s - %s', timestamp(), prefix(), util.format.apply(util, arguments));
 };
 
 logger.error = function() {
-  console.error.call(this, '%s - %s', timestamp(), util.format.apply(util, arguments));
-};
-
-logger.verbose = function(value) {
-  if (arguments.length === 1) {
-    verboseMode = !!value;
-  }
-
-  return verboseMode;
+  console.error.call(this, '%s%s - %s', timestamp(), prefix(), util.format.apply(util, arguments));
 };
 
 logger.debug = function() {
-  if (verboseMode) {
+  if (logger.verbose) {
     logger.log.apply(logger, arguments);
   }
-};
+};
+
+module.exports = logger;