tsconfig.json

{
	// Visit https://aka.ms/tsconfig to read more about this file
	"compilerOptions": {
		// File Layout
		"rootDir": "src",
		"outDir": "dist",
		// Environment Settings
		// See also https://aka.ms/tsconfig/module
		"module": "commonjs",
		"target": "esnext",
		"types": ["jest", "node"],
		// For nodejs:
		// "lib": ["esnext"],
		// and npm install -D @types/node
		// Other Outputs
		"sourceMap": true,
		"declaration": true,
		"declarationMap": true,
		// Stricter Typechecking Options
		"noUncheckedIndexedAccess": true,
		"exactOptionalPropertyTypes": true,
		"noImplicitAny": true,
		"strictNullChecks": true,
		"noUnusedLocals": true,
		"noUnusedParameters": true,
		"noImplicitReturns": true,
		"noImplicitOverride": true,
		"noFallthroughCasesInSwitch": true,
		"noPropertyAccessFromIndexSignature": true,
		// Recommended Options
		"strict": true,
		"jsx": "react-jsx",
		"verbatimModuleSyntax": false,
		"isolatedModules": true,
		"noUncheckedSideEffectImports": true,
		"moduleDetection": "force",
		"skipLibCheck": true,
		"esModuleInterop": true
	},
	"include": ["src"],
	"exclude": ["**/*.test.ts", "**/*.spec.ts"]
}