Support path mapping

config/ngc.config.js

@@ -1,6 +1,8 @@
 
 module.exports = {
-
+  compilerOptions: {
+    baseUrl: '.'
+  },
   include: [
     './**/*.d.ts',
     './app/app.module.ts',

src/ngc.ts

@@ -6,7 +6,6 @@ import { endsWith } from './util/helpers';
 import { Logger } from './util/logger';
 import { getTsConfig } from './transpile';
 
-
 export function ngc(context?: BuildContext, options?: BuildOptions, ngcConfig?: NgcConfig) {
   context = generateContext(context);
   options = generateBuildOptions(options);
@@ -125,6 +124,9 @@ function createTmpTsConfig(context: BuildContext, ngcConfig: NgcConfig) {
   // force where to look for ts files
   tsConfig.include = ngcConfig.include;
 
+  // change baseUrl to support path mappings
+  tsConfig.compilerOptions.baseUrl = ngcConfig.compilerOptions.baseUrl;
+
   // save the modified copy into the tmp directory
   outputJsonSync(getTmpTsConfigPath(context), tsConfig);
 }
@@ -192,4 +194,7 @@ const NGC_TASK_INFO: TaskInfo = {
 
 export interface NgcConfig {
   include: string[];
+  compilerOptions: {
+    baseUrl: string;
+  };
 }

src/transpile.ts

@@ -191,6 +191,7 @@ export interface TsCompilerOptions {
   outDir: string;
   removeComments: boolean;
   target: string;
+  baseUrl: string;
 }
 
 const ION_COMPILER_COMMENT = '/* ion-compiler */';