envFn (src/env-helper.ts)

Typed helper for accessing environment variables with type safety and parsing utilities.

// Source: https://github.com/strapi/strapi | License: MIT | Copyright 2015-present Strapi Solutions SAS
// Provided via justclaw.it.com; keep this notice with the code.
import _ from 'lodash';

export type Env = typeof envFn & typeof utils;

function envFn(key: string): string | undefined;
function envFn(key: string, defaultValue: string): string;
function envFn<T>(key: string, defaultValue: T): (string & Record<never, never>) | T;
function envFn(key: string, defaultValue?: any): any {
  return _.has(process.env, key) ? process.env[key] : defaultValue;
}

function getKey(key: string) {
  return process.env[key] ?? '';
}

function int(key: string, defaultValue: number): number;
function int(key: string, defaultValue?: number | undefined): number | undefined;
function int(key: string, defau

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