📄 ライセンス文の埋め込みとsourcemapフォーマットの修正

embedLicenseInBundle.ts

@@ -0,0 +1,20 @@
+import { promises as fs } from "fs"
+import path from "path"
+
+const main = async () => {
+  const root = "./dist"
+  for await (const f of await fs.opendir(root)) {
+    const licensePath = path.join(root, f.name)
+    if (!licensePath.endsWith(".licenses.txt")) {
+      continue
+    }
+    const bundlePath = licensePath.replace(".licenses.txt", ".js")
+    console.info(`${licensePath} -> ${bundlePath}`)
+    const bundle = await fs.readFile(bundlePath, "utf8")
+    const license = await fs.readFile(licensePath, "utf8")
+    const newBundle = `/*\n${license}\n*/\n${bundle}`
+    await fs.writeFile(bundlePath, newBundle)
+    await fs.unlink(licensePath)
+  }
+}
+main()

package.json

@@ -10,7 +10,7 @@
   },
   "scripts": {
     "dev": "webpack --color -w",
-    "build": "webpack --color",
+    "build": "webpack --color && ts-node ./embedLicenseInBundle.ts",
     "lint:prettier": "prettier --check './src/**/*.{js,ts,tsx}'",
     "format:prettier": "prettier --write './src/**/*.{js,ts,tsx}'",
     "lint:eslint": "eslint --max-warnings 0 --cache './src/**/*.{js,ts,tsx}'",

tsconfig.eslint.json

@@ -1,5 +1,10 @@
 {
   "extends": "./tsconfig.json",
-  "include": ["src", "./webpack.config.ts", "./tailwind.config.js"],
+  "include": [
+    "src",
+    "./webpack.config.ts",
+    "./tailwind.config.js",
+    "./embedLicenseInBundle.ts"
+  ],
   "exclude": ["node_modules"]
 }

webpack.config.ts

@@ -81,7 +81,7 @@ const config: (
         library: `P${hash}`,
         libraryTarget: "var",
       },
-      devtool: "cheap-source-map",
+      devtool: "cheap-eval-source-map",
       module: {
         rules: [
           {
@@ -122,12 +122,6 @@ const config: (
       plugins: [
         new esm(),
         new LicenseWebpackPlugin({
-          addBanner: true,
-          renderBanner: (_, modules) => {
-            return `/* ${name}\n${modules.map(
-              (module) => `\n${module.name}\n${module.licenseText}\n`
-            )} */\n`
-          },
           licenseTextOverrides: {
             "@zenza/components": "MIT License 2021 segabito",
             ZenzaWatch: "MIT License 2021 segabito",