tsconfig.json

{
  "include": ["src/**/*.ts"],
  "exclude": ["node_modules", "es", "lib", "dist"],
  "compilerOptions": {
    "target": "es5" /* Set the JavaScript language version for emitted JavaScript and include compatible library declarations. */,
    "lib": [
      "ES2015",
      "ESNext",
      "dom",
      "es5",
      "es6"
    ] /* Specify a set of bundled library declaration files that describe the target runtime environment. */,
    /* Modules */
    "module": "ES2015" /* Specify what module code is generated. */,
    // "rootDir": "./",                                  /* Specify the root folder within your source files. */
    "moduleResolution": "node" /* Specify how TypeScript looks up a file from a given module specifier. */,
    "baseUrl": "./" /* Specify the base directory to resolve non-relative module names. */,
    "paths": { "@/*": ["src/*"] } /* Specify a set of entries that re-map imports to additional lookup locations. */,
    // "rootDirs": [],                                   /* Allow multiple folders to be treated as one when resolving modules. */
    // "typeRoots": [],                                  /* Specify multiple folders that act like `./node_modules/@types`. */
    // "types": [],                                      /* Specify type package names to be included without being referenced in a source file. */

    /* Emit */
    "declaration": true /* Generate .d.ts files from TypeScript and JavaScript files in your project. */,
    "declarationMap": true /* Create sourcemaps for d.ts files. */,
    // "emitDeclarationOnly": true,                      /* Only output d.ts files and not JavaScript files. */
    "sourceMap": true /* Create source map files for emitted JavaScript files. */,
    // "outFile": "./",                                  /* Specify a file that bundles all outputs into one JavaScript file. If `declaration` is true, also designates a file that bundles all .d.ts output. */
    "outDir": "./dist" /* Specify an output folder for all emitted files. */,
    "removeComments": true /* Disable emitting comments. */,
    // "noEmit": true,                                   /* Disable emitting files from a compilation. */
    // "importHelpers": true,                            /* Allow importing helper functions from tslib once per project, instead of including them per-file. */
    // "importsNotUsedAsValues": "remove",               /* Specify emit/checking behavior for imports that are only used for types */
    "downlevelIteration": true /* Emit more compliant, but verbose and less performant JavaScript for iteration.Map等循环 */,
    "declarationDir": "./dist/types" /* Specify the output directory for generated declaration files. */,
    // "preserveValueImports": true,                     /* Preserve unused imported values in the JavaScript output that would otherwise be removed. */

    /* Interop Constraints */
    // "isolatedModules": true,                          /* Ensure that each file can be safely transpiled without relying on other imports. */
    // "allowSyntheticDefaultImports": true,             /* Allow 'import x from y' when a module doesn't have a default export. */
    "esModuleInterop": true /* Emit additional JavaScript to ease support for importing CommonJS modules. This enables `allowSyntheticDefaultImports` for type compatibility. */,
    // "preserveSymlinks": true,                         /* Disable resolving symlinks to their realpath. This correlates to the same flag in node. */
    "forceConsistentCasingInFileNames": true /* Ensure that casing is correct in imports. */,

    /* Type Checking */
    "strict": true /* Enable all strict type-checking options. */,
    "skipLibCheck": true /* Skip type checking all .d.ts files. */
  }
}