Function getEnvFilesForMode

packages/vite/src/node/env.ts:13–27

(
  mode: string,
  envDir: string | false,
)

const debug = createDebugger('vite:env')

export function getEnvFilesForMode(
  mode: string,
  envDir: string | false,
): string[] {
  if (envDir !== false) {
    return [
      /** default file */ `.env`,
      /** local file */ `.env.local`,
      /** mode file */ `.env.${mode}`,
      /** mode local file */ `.env.${mode}.local`,
    ].map((file) => normalizePath(path.join(envDir, file)))
  }

  return []
}

/**
 * Load `.env` files within the `envDir` and merge them with the matching