tsconfig.json

{
	"include": ["src/**/*"],
	"exclude": [
		"src/**/__tests__/**/*",
		"src/**/*.test.*",
		"src/**/*.spec.*"
	],
	"compilerOptions": {
		// Fixes some issues with non-ESM imports
		// https://www.typescriptlang.org/tsconfig#esModuleInterop
		"esModuleInterop": true,
		// Skip type-checking declaration files, to improve performance
		// https://www.typescriptlang.org/tsconfig#skipLibCheck
		"skipLibCheck": true,
		// Always target the latest supported ECMAScript version
		// https://www.typescriptlang.org/tsconfig#target
		"target": "ESNext",
		// Standardises how type and non-type imports are treated
		// https://www.typescriptlang.org/tsconfig#verbatimModuleSyntax
		"verbatimModuleSyntax": true,
		// Tell TypeScript every file is a module, so it doesn't have to figure it out
		// https://www.typescriptlang.org/tsconfig#moduleDetection
		"moduleDetection": "force",

		// Strict mode should really be a default
		// https://www.typescriptlang.org/tsconfig#strict
		"strict": true,

		// Use Node module resolution, since this code is run using `ts-node`
		// https://www.typescriptlang.org/tsconfig#moduleResolution
		"moduleResolution": "NodeNext",
		// This must be set to "NodeNext" when "moduleResolution" is set to "NodeNext"
		// https://www.typescriptlang.org/tsconfig#module
		// https://www.typescriptlang.org/docs/handbook/modules/reference.html#summary-1
		"module": "NodeNext",
		// Output directory for compiled code
		// https://www.typescriptlang.org/tsconfig#outDir
		"outDir": "dist",
		// Generate source maps when compiling with `tsc`
		// https://www.typescriptlang.org/tsconfig#sourceMap
		"sourceMap": true,

		// Include types for the latest ECMAScript features,
		// excluding DOM APIs so it can run directly in Node
		// https://www.typescriptlang.org/tsconfig#lib
		"lib": ["ESNext"],
		// Generate declaration files as part of compilation
		// https://www.typescriptlang.org/tsconfig#declaration
		"declaration": true
	}
}