rajt/src/utils/environment.ts

A serverless bundler layer, fully typed for AWS Lambda (Node.js and LLRT) and Cloudflare Workers.

const prd = Symbol('prd')
const dev = Symbol('dev')

let env = prd

export const getEnv = () => env
export const setEnv = (e: symbol) => env = e

export function detectEnvironment() {
  try {
    if (
      process.env?.npm_lifecycle_event == 'dev'
      || process.env?.AWS_SAM_LOCAL
      // || process?.argv?.includes('--dev')
      || process?.argv?.some(arg => ['--dev', '--development', '--watch'].includes(arg))
      || process?.execArgv?.includes('--watch')
      || import.meta.url?.includes('localhost')
    ) {
      return dev
    }
  } catch (e) { }

  return prd
}

export const isEnv = (e: symbol) => env == e

export const isDev = () => env == dev
export const isProd = () => env == prd

export const isDevelopment = isDev
export const isProduction = isProd
export const isPrd = isProd