From 9c426d667cacfb0f4e74789281c1ea9983decf45 Mon Sep 17 00:00:00 2001
From: AnnAngela <naganjue@vip.qq.com>
Date: Wed, 26 Apr 2023 15:03:13 +0800
Subject: [PATCH] build: Make ES3 only in prod env

---
 README.md                                     |  2 +-
 scripts/generatePolyfill/index.js             |  2 +-
 .../generateUnrecognizableFeatures/index.js   |  2 +-
 tsconfig.json                                 | 15 ++-----------
 tsconfig.production.json                      | 22 +++++++++++++++++++
 5 files changed, 27 insertions(+), 16 deletions(-)
 create mode 100644 tsconfig.production.json

diff --git a/README.md b/README.md
index 1ee18a14..cb3f5e5f 100644
--- a/README.md
+++ b/README.md
@@ -73,7 +73,7 @@
 
 机器人通过以下流程编译代码，然后提交到萌百：
 
-- 执行 `tsc --build --verbose` 以编译 `*.js` 代码；
+- 执行 `tsc --project tsconfig.production.json` 以编译 `*.js` 代码；
 - 执行 `npx postcss src/**/*.css --base src/ -d dist/ --verbose` 以编译 `*.css` 代码；
 - 根据模板生成 `MediaWiki:Gadgets-definition` 页面。
 
diff --git a/scripts/generatePolyfill/index.js b/scripts/generatePolyfill/index.js
index a4fa733a..fd40750d 100644
--- a/scripts/generatePolyfill/index.js
+++ b/scripts/generatePolyfill/index.js
@@ -34,7 +34,7 @@ for (const file of await findPolyfillFiles()) {
 console.info("Start to compile src/ to temporary bundle file...");
 const bundlePath = path.join(tempPath, "bundle.js");
 console.log("bundlePath:", bundlePath);
-await exec(`npx tsc --project tsconfig.json --outFile ${bundlePath}`);
+await exec(`npx tsc --project tsconfig.production.json --outFile ${bundlePath}`);
 console.info("\tDone.");
 console.info("Start to analyse the temporary bundle file...");
 const analysisReport = [...new Set(JSON.parse(await exec(`npx @financial-times/js-features-analyser analyse --file ${path.relative(".", bundlePath)}`)))].sort();
diff --git a/scripts/generateUnrecognizableFeatures/index.js b/scripts/generateUnrecognizableFeatures/index.js
index b117fc2c..91f3b890 100644
--- a/scripts/generateUnrecognizableFeatures/index.js
+++ b/scripts/generateUnrecognizableFeatures/index.js
@@ -14,7 +14,7 @@ const tempPath = await mkdtmp();
 console.info("Start to compile src/ to temporary bundle file...");
 const bundlePath = path.join(tempPath, "bundle.js");
 console.log("bundlePath:", bundlePath);
-await exec(`npx tsc --project tsconfig.json --outFile ${bundlePath}`);
+await exec(`npx tsc --project tsconfig.production.json --outFile ${bundlePath}`);
 console.info("\tDone.");
 console.info("Start to analyse the temporary bundle file...");
 const analysisReport = [...new Set(JSON.parse(await exec(`npx @financial-times/js-features-analyser analyse --file ${path.relative(".", bundlePath)}`)))].sort();
diff --git a/tsconfig.json b/tsconfig.json
index b507d99b..6cb96ff4 100644
--- a/tsconfig.json
+++ b/tsconfig.json
@@ -2,26 +2,15 @@
     "compilerOptions": {
         "allowJs": true,
         "removeComments": true,
-        "target": "ES3",
+        "target": "ESNext",
         "outDir": "dist/",
         "alwaysStrict": true,
         "strict": true,
         "downlevelIteration": true,
-        "incremental": true,
         "lib": [
-            "ES5",
-            "ES2015",
-            "ES2016",
-            "ES2017",
-            "ES2018",
-            "ES2019",
-            "ES2020",
-            "ES2021",
-            "ES2022",
             "ESNext",
             "DOM"
-        ],
-        "ignoreDeprecations": "5.0"
+        ]
     },
     "include": [
         "src",
diff --git a/tsconfig.production.json b/tsconfig.production.json
new file mode 100644
index 00000000..8373a2d4
--- /dev/null
+++ b/tsconfig.production.json
@@ -0,0 +1,22 @@
+{
+    "compilerOptions": {
+        "allowJs": true,
+        "removeComments": true,
+        "target": "ES3",
+        "outDir": "dist/",
+        "alwaysStrict": true,
+        "strict": true,
+        "downlevelIteration": true,
+        "lib": [
+            "ESNext",
+            "DOM"
+        ],
+        "ignoreDeprecations": "5.0"
+    },
+    "include": [
+        "src",
+    ],
+    "exclude": [
+        "dist",
+    ],
+}