修复 CI

.circleci/config.yml

@@ -2,16 +2,16 @@ workflows:
     version: 2
     build:
         jobs:
-            - build_node_8
-            - build_node_10
             - build_node_12
+            - build_node_14
+            - build_node_16
 
 version: 2
 jobs:
     base: &base
         working_directory: ~/workspace
         docker:
-            - image: circleci/node:8.16.1
+            - image: cimg/node:12.18.2
         steps:
             - checkout
             - restore_cache:
@@ -28,17 +28,17 @@ jobs:
                 paths:
                     - "node_modules"
 
-    build_node_8:
+    build_node_12:
         <<: *base
         docker:
-        - image: circleci/node:8.16.1
+        - image: cimg/node:12.18.2
 
-    build_node_10:
+    build_node_14:
         <<: *base
         docker:
-        - image: circleci/node:10.16.3
+        - image: cimg/node:14.17.0
 
-    build_node_12:
+    build_node_16:
         <<: *base
         docker:
-        - image: circleci/node:12.18.2
+        - image: cimg/node:16.1.0

build-samples.sh

@@ -2,6 +2,8 @@
 
 set -o errexit
 
+npm run build
+
 sudo npm link
 
 sudo chown -R circleci samples

src/webpack/index.ts

@@ -54,7 +54,19 @@ export async function getConfig(): Promise<Configuration> {
         getEnv() === Env.Prod
         ? buildConfig.publicUrl
         : getPathFromUrl(buildConfig.publicUrl)
-      )
+      ),
+      environment: {
+        // 这里控制 webpack 本身的运行时代码（而不是业务代码），
+        // 对于语言 feature 先全部配合不支持，以确保 webpack 会产出兼容性最好的代码；
+        // TODO: 后续考虑通过使用 build config 中的 targets.browsers 来挨个判断是否支持
+        arrowFunction: false,
+        bigIntLiteral: false,
+        const: false,
+        destructuring: false,
+        dynamicImport: false,
+        forOf: false,
+        module: false
+      }
     },
     optimization: {
       minimizer: [