tsconfig.json

{ 
    "compilerOptions": {
        "target": "ESNext",
        "module": "CommonJS",
        // Tells TypeScript to read JS files, as
        // normally they are ignored as source files
        "allowJs": true,
        // Generate d.ts files
        "declaration": true,
        "removeComments": true,
        // This compiler run should
        // only output d.ts files
        "emitDeclarationOnly": true,
        // Types should go into this directory.
        // Removing this would place the .d.ts files
        // next to the .js files
        "outFile": "./types/promisesql.d.ts",
        // go to js file when using IDE functions like
        // "Go to Definition" in VSCode
        "declarationMap": true
    },
    "include": ["src/**/*"],
    "exclude": ["node_modules", "jest", "types"]
}