tsconfig.json

{
  "compilerOptions": {
    /* Visit https://aka.ms/tsconfig.json to read more about this file */
    
    /* Basic Options */
    "lib": ["esnext"],
    "target": "ES2020",
    "module": "CommonJS",
    // "declaration": true,                      /* Generates corresponding '.d.ts' file. */
    "outDir": "dist",                         /* Redirect output structure to the directory. */

    /* Strict Type-Checking Options */
    "strict": true,                        /* Enable all strict type-checking options. */
    "noUncheckedIndexedAccess": true,
    "useUnknownInCatchVariables": true,
    "noImplicitAny": true,                 /* 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": true,  /* 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. */

    /* Additional Checks */
    "noUnusedLocals": true,                /* Report errors on unused locals. */
    "noUnusedParameters": true,            /* Report errors on unused parameters. */
    "noImplicitReturns": true,             /* Report error when not all code paths in function return a value. */
    "noFallthroughCasesInSwitch": true,    /* Report errors for fallthrough cases in switch statement. */

    /* Module Resolution Options */
    "moduleResolution": "node",
    "esModuleInterop": true,
    
    /* Advanced Options */
    "skipLibCheck": true, // TODO blocked by https://github.com/danielnixon/eslint-plugin-total-functions/issues/703#issuecomment-1475156433
    "exactOptionalPropertyTypes": true,
    "forceConsistentCasingInFileNames": true
  },
  "include": ["src/**/*.ts", "typings"]
}