From 9aa4aec6efc70be369e1d670b79eb3213ceeebaa Mon Sep 17 00:00:00 2001
From: Charles Lyding <charles@thunderpos.com>
Date: Thu, 25 May 2017 11:09:54 -0400
Subject: [PATCH] feat(@angular/cli): add option to preserve symlinks for
 module resolution

---
 packages/@angular/cli/commands/build.ts                | 6 ++++++
 packages/@angular/cli/models/build-options.ts          | 1 +
 packages/@angular/cli/models/webpack-configs/common.ts | 1 +
 3 files changed, 8 insertions(+)

diff --git a/packages/@angular/cli/commands/build.ts b/packages/@angular/cli/commands/build.ts
index ebbdcafdacfb..98e69a111427 100644
--- a/packages/@angular/cli/commands/build.ts
+++ b/packages/@angular/cli/commands/build.ts
@@ -125,6 +125,12 @@ export const baseBuildCommandOptions: any = [
     default: true,
     aliases: ['dop'],
     description: 'Delete output path before build.'
+  },
+  {
+    name: 'preserve-symlinks',
+    type: Boolean,
+    default: false,
+    description: 'Do not use the real path when resolving modules.'
   }
 ];
 
diff --git a/packages/@angular/cli/models/build-options.ts b/packages/@angular/cli/models/build-options.ts
index 74fad4cf6eb4..cff1068e4f66 100644
--- a/packages/@angular/cli/models/build-options.ts
+++ b/packages/@angular/cli/models/build-options.ts
@@ -18,4 +18,5 @@ export interface BuildOptions {
   poll?: number;
   app?: string;
   deleteOutputPath?: boolean;
+  preserveSymlinks?: boolean;
 }
diff --git a/packages/@angular/cli/models/webpack-configs/common.ts b/packages/@angular/cli/models/webpack-configs/common.ts
index 1b1d7c0d881d..db8c6cfa99ff 100644
--- a/packages/@angular/cli/models/webpack-configs/common.ts
+++ b/packages/@angular/cli/models/webpack-configs/common.ts
@@ -68,6 +68,7 @@ export function getCommonConfig(wco: WebpackConfigOptions) {
     resolve: {
       extensions: ['.ts', '.js'],
       modules: ['node_modules', nodeModules],
+      symlinks: !buildOptions.preserveSymlinks
     },
     resolveLoader: {
       modules: [nodeModules]