env

Documentation

Overview

Package env is used to parse environment.

Index

• func Get(key string, defVal string) string
• func GetAll() map[string]string
• func GetGOBIN() string
• func GetGOPATH() string
• func GetRuntimeEnv(key string) (string, error)
• func MustGet(key string) (string, error)
• func MustSet(key string, value string) error
• func Set(key string, value string)

Functions

func Get

func Get(key string, defVal string) string

Get returns a value for a given key. If the key does not exist, the default value will be returned.

func GetAll

func GetAll() map[string]string

GetAll returns all keys/values in the current child process environment.

func GetGOBIN

func GetGOBIN() string

GetGOBIN returns GOBIN environment variable as a string. It will NOT be an empty string.

func GetGOPATH

func GetGOPATH() string

GetGOPATH returns GOPATH environment variable as a string. It will NOT be an empty string.

func GetRuntimeEnv

func GetRuntimeEnv(key string) (string, error)

GetRuntimeEnv returns the value of runtime environment variable, that is set by running following command: `go env -w key=value`.

func MustGet

func MustGet(key string) (string, error)

MustGet returns a value by key. If the key does not exist, it will return an error.

func MustSet

func MustSet(key string, value string) error

MustSet sets a value in the ENV copy and the child process environment. It returns an error in case the set operation failed.

func Set

func Set(key string, value string)

Set sets a value in the ENV copy. This does not affect the child process environment.