fix(webpack): paths plugin wildcard regex fix

Author: jkuri

packages/@ngtools/webpack/src/paths-plugin.ts

@@ -96,7 +96,8 @@ export class PathsPlugin implements Tapable {
           aliasPattern = new RegExp(`^${excapedAlias}$`);
         } else {
           let withStarCapturing = excapedAlias.replace('\\*', '(.*)');
-          aliasPattern = new RegExp(`^${withStarCapturing}`);
+          aliasPattern = withStarCapturing === '(.*)' ?
+            new RegExp(excapedAlias) : new RegExp(`^${withStarCapturing}`);
         }
 
         this.mappings.push({
@@ -163,7 +164,7 @@ export class PathsPlugin implements Tapable {
   }
 
   createPlugin(resolver: ResolverPlugin, mapping: any): any {
-    return (request: any, callback: Callback<any>) => {
+    return (request: Request, callback: Callback<any>) => {
       try {
         this.resolve(resolver, mapping, request, callback);
       } catch (err) {

tests/e2e/tests/build/ts-paths.ts

@@ -13,6 +13,9 @@ export default function() {
       ],
       '@shared/*': [
         'app/shared/*'
+      ],
+      '*': [
+        'app/shared/*'
       ]
     };
   })
@@ -25,12 +28,14 @@ export default function() {
     import { meaning } from 'app/shared/meaning';
     import { meaning as meaning2 } from '@shared';
     import { meaning as meaning3 } from '@shared/meaning';
+    import { meaning as meaning4 } from 'meaning';
 
     // need to use imports otherwise they are ignored and
     // no error is outputted, even if baseUrl/paths don't work
     console.log(meaning)
     console.log(meaning2)
     console.log(meaning3)
+    console.log(meaning4)
   `))
   .then(() => ng('build'));
 }