Type Method

load(for:on:fileio:logger:)

Reads the dotenv files relevant to the environment and loads them into the process.

static func load(for environment: Environment = .development, on eventLoopGroupProvider: Application.EventLoopGroupProvider = .singleton, fileio: NonBlockingFileIO, logger: Logger = Logger(label: "dot-env-logger"))

Parameters

environment: Current environment, selects which .env file to use.
eventLoopGroupProvider: Either provides an EventLoopGroup or tells the function to create a new one.
fileio: NonBlockingFileIO that is used to read the .env file(s).
logger: Optionally provide an existing logger.

Discussion

let environment: Environment
let elgp: EventLoopGroupProvider
let fileio: NonBlockingFileIO
let logger: Logger
try DotEnvFile.load(for: .development, on: elgp, fileio: fileio, logger: logger)
print(Environment.process.FOO) // BAR