tsconfig.json

{
  "compilerOptions": {
    // Target latest version of ECMAScript.
    "target": "es5",
    // Search under node_modules for non-relative imports.
    "moduleResolution": "node",
    // Process & infer types from .js files.
    "allowJs": false,
    // Emit outputs.
    "noEmit": false,
    // Enable strictest settings like strictNullChecks & noImplicitAny.
    "strict": true,
    // Disallow features that require cross-file information for emit.
    "isolatedModules": true,
    // Import non-ES modules as default imports.
    "esModuleInterop": true,
    // 指定输出目录，但是 @rollup/plugin-babel 插件会报错：https://github.com/rollup/plugins/issues/243
    // 并且必须使用 rollup 的 output.dir 配置，而不能使用 output.file 配置
    // "outDir": "dist",
    // "rootDir": "src",
    "sourceMap": true
  },
  "include": [
    "src/**/*"
  ],
  "exclude": [
    "node_modules/**",
    "dist/**",
    "example/**"
  ]
}