env

Documentation

Overview

Package env provides functionality to interact with the environment variables.

Index

• type Environment
• type RealEnvironment
  • func (e RealEnvironment) Getenv(key string) string

Types

type Environment

type Environment interface {
	// Getenv returns the value of the environment variable named by the key.
	// It returns an empty string if the key does not exist.
	Getenv(key string) string
}

Environment is an interface that defines a method for getting environment variables.

type RealEnvironment

type RealEnvironment struct{}

RealEnvironment is a struct that implements the Environment interface.

func (RealEnvironment) Getenv

func (e RealEnvironment) Getenv(key string) string

Getenv is a method on the RealEnvironment struct that retrieves the value of the environment variable named by the key. It uses the os package's Getenv function to do this. It returns an empty string if the key does not exist.