From 24ef4065139535d4cc6024c8d257975be887bf1b Mon Sep 17 00:00:00 2001
From: maokangren <767709667@qq.com>
Date: Thu, 24 May 2018 20:57:53 +0800
Subject: [PATCH] [smart] #2 support filter exclude modules to package business
 bundle

---
 .gitignore                                          |  4 +++-
 .../src/DeltaBundler/Serializers/Serializers.js     | 13 ++++++++++++-
 packages/metro/src/Server/index.js                  |  3 ++-
 packages/metro/src/shared/output/bundle.js          |  2 +-
 4 files changed, 18 insertions(+), 4 deletions(-)

diff --git a/.gitignore b/.gitignore
index c03971270b..6ea3070c11 100644
--- a/.gitignore
+++ b/.gitignore
@@ -7,4 +7,6 @@ npm-debug.log*
 packages/*/build/
 
 /packages-release
-package-lock.json
\ No newline at end of file
+package-lock.json
+
+.idea/
\ No newline at end of file
diff --git a/packages/metro/src/DeltaBundler/Serializers/Serializers.js b/packages/metro/src/DeltaBundler/Serializers/Serializers.js
index 43ce1c4a1b..f79ec63b38 100644
--- a/packages/metro/src/DeltaBundler/Serializers/Serializers.js
+++ b/packages/metro/src/DeltaBundler/Serializers/Serializers.js
@@ -108,9 +108,20 @@ async function fullBundle(
     options,
   );
 
-  const code = modules.map(m => m.code);
+  var finalModules = modules;
+  if(options.excludedModules) {
+    console.log("\n\nFilter before modules.length=="+finalModules.length+ "\n")
+    finalModules = finalModules.filter(module => {
+      const keep = !options.excludedModules[module.name];
+      console.log("Filtering "+ (keep? "keep   -> ": "remove -> ")+ module.name+ ", "+  module.path)
+      return keep
+    })
+    console.log("\nFilter after  modules.length=="+finalModules.length+ "\n")
+  }
 
+  const code = finalModules.map(m => m.code);
   return {
+    modules: finalModules,
     bundle: code.join('\n'),
     lastModified,
     numModifiedFiles,
diff --git a/packages/metro/src/Server/index.js b/packages/metro/src/Server/index.js
index 3a284c1789..0694780485 100644
--- a/packages/metro/src/Server/index.js
+++ b/packages/metro/src/Server/index.js
@@ -228,7 +228,7 @@ class Server {
     return this._deltaBundler;
   }
 
-  async build(options: BundleOptions): Promise<{code: string, map: string}> {
+  async build(options: BundleOptions): Promise<{code: string, map: string, modules: mixed}> {
     options = {
       ...options,
       runBeforeMainModule: this._opts.getModulesRunBeforeMainModule(
@@ -249,6 +249,7 @@ class Server {
     return {
       code: fullBundle.bundle,
       map: fullMap,
+      modules: fullBundle.modules,
     };
   }
 
diff --git a/packages/metro/src/shared/output/bundle.js b/packages/metro/src/shared/output/bundle.js
index 5481d7deb6..59dc6efd05 100644
--- a/packages/metro/src/shared/output/bundle.js
+++ b/packages/metro/src/shared/output/bundle.js
@@ -22,7 +22,7 @@ import type {MetroSourceMap} from 'metro-source-map';
 function buildBundle(
   packagerClient: Server,
   requestOptions: RequestOptions,
-): Promise<{code: string, map: string}> {
+): Promise<{code: string, map: string, modules: mixed}> {
   return packagerClient.build({
     ...Server.DEFAULT_BUNDLE_OPTIONS,
     ...requestOptions,