tsconfig.json

{
	"compilerOptions": {
		"incremental": false /* Enable incremental compilation */,
		"target": "es2017" /* Specify ECMAScript target version: 'ES3' (default), 'ES5', 'ES2015', 'ES2016', 'ES2017', 'ES2018', 'ES2019', 'ES2020', or 'ESNEXT'. */,
		"module": "commonjs" /* Specify module code generation: 'none', 'commonjs', 'amd', 'system', 'umd', 'es2015', 'es2020', or 'ESNext'. */,
		"lib": ["ESNext.AsyncIterable", "ES6", "ES5"],
		"jsx": "react",
		"declaration": true /* Generates corresponding '.d.ts' file. */,
		"declarationMap": true /* Generates a sourcemap for each corresponding '.d.ts' file. */,
		"sourceMap": true /* Generates corresponding '.map' file. */,
		"outDir": "./dist" /* Redirect output structure to the directory. */,
		"rootDir": "./src" /* Specify the root directory of input files. Use to control the output directory structure with --outDir. */,
		"strict": true /* Enable all strict type-checking options. */,
		"noImplicitAny": false /* Raise error on expressions and declarations with an implied 'any' type. */,
		"strictNullChecks": true /* Enable strict null checks. */,
		"strictFunctionTypes": true /* Enable strict checking of function types. */,
		"strictBindCallApply": true /* Enable strict 'bind', 'call', and 'apply' methods on functions. */,
		"strictPropertyInitialization": false /* Enable strict checking of property initialization in classes. */,
		"noImplicitThis": true /* Raise error on 'this' expressions with an implied 'any' type. */,
		"alwaysStrict": true /* Parse in strict mode and emit "use strict" for each source file. */,
		"moduleResolution": "node" /* Specify module resolution strategy: 'node' (Node.js) or 'classic' (TypeScript pre-1.6). */,
		"esModuleInterop": true /* Enables emit interoperability between CommonJS and ES Modules via creation of namespace objects for all imports. Implies 'allowSyntheticDefaultImports'. */,
		"experimentalDecorators": true /* Enables experimental support for ES7 decorators. */,
		"emitDecoratorMetadata": true /* Enables experimental support for emitting type metadata for decorators. */,
		/* Advanced Options */
		"skipLibCheck": true /* Skip type checking of declaration files. */,
		"forceConsistentCasingInFileNames": true /* Disallow inconsistently-cased references to the same file. */
	},
	"include": ["src/**/*", "src/express-adapter.d.ts"]
}