Use winston

scripts/build/helpers.ts

@@ -2,6 +2,7 @@ import * as ts from 'typescript';
 import * as fs from 'fs-extra';
 import * as path from 'path';
 import { camelCase, clone } from 'lodash';
+import { Logger } from '../logger';
 
 export const ROOT = path.resolve(__dirname, '../../');
 export const TS_CONFIG = clone(require(path.resolve(ROOT, 'tsconfig.json')));
@@ -57,7 +58,7 @@ export function getDecoratorArgs(decorator: any) {
         break;
 
       default:
-        console.log(prop.initializer);
+        Logger.error('Unexpected property value type: ', prop.initializer.kind);
         throw 'Unexpected property value type << helpers.ts >>';
     }
 

scripts/build/transformers/methods.ts

@@ -1,4 +1,5 @@
 import * as ts from 'typescript';
+import { Logger } from '../../logger';
 import { convertValueToLiteral, getDecorator, getDecoratorArgs, getDecoratorName, getMethodsForDecorator } from '../helpers';
 
 export function transformMethod(method: ts.MethodDeclaration) {
@@ -15,8 +16,8 @@ export function transformMethod(method: ts.MethodDeclaration) {
       )
     ]));
   } catch (e) {
-    console.log('Error transforming method: ', (method.name as any).text);
-    console.log(e.message);
+    Logger.error('Error transforming method: ' + (method.name as any).text);
+    Logger.error(e.message);
   }
 }
 

scripts/build/transformers/plugin-class.ts

@@ -1,10 +1,11 @@
 import * as ts from 'typescript';
+import { Logger } from '../../logger';
 import { convertValueToLiteral, getDecorator, getDecoratorArgs, getDecoratorName } from '../helpers';
 import { transformMembers } from './members';
 
 function transformClass(cls: any, ngcBuild?: boolean) {
 
-  console.time('~ transformClass: ' + cls.name.text);
+  Logger.profile((ngcBuild ? '[ngc]' : '[esm]') + 'transformClass: ' + cls.name.text);
 
     const pluginStatics = [];
     const dec: any = getDecorator(cls);
@@ -37,7 +38,7 @@ function transformClass(cls: any, ngcBuild?: boolean) {
       ]
     );
 
-    console.timeEnd('~ transformClass: ' + cls.name.text);
+    Logger.profile((ngcBuild ? '[ngc]' : '[esm]') + 'transformClass' + cls.name.text);
     return cls;
 }