envutils

Documentation

Index

• func GetOrDefault(key, fallback string, allowEmpty bool) string
• func IsEnvDefined(envVarName string) bool
• func IsEnvTruthy(envVarName string) bool
• func IsTruthyValue(value string) bool
• func LookupOrDefault(key, fallback string) (string, bool)

Functions

func GetOrDefault

func GetOrDefault(key, fallback string, allowEmpty bool) string

GetOrDefault returns the value of the environment variable for the given key, or the default value if the environment variable is not set. A value of "" will only be returned if allowEmpty is true. Otherwise, the empty value is ignored and the default is returned.

func IsEnvDefined

func IsEnvDefined(envVarName string) bool

IsEnvDefined returns true if a given environment variable has any value

func IsEnvTruthy

func IsEnvTruthy(envVarName string) bool

IsEnvTruthy returns true if a given environment variable has a truthy value Examples of truthy values are: "1", "t", "T", "true", "TRUE", "True". Anything else is considered false.

func IsTruthyValue

func IsTruthyValue(value string) bool

IsTruthyValue returns true if a given value is "truthy". Examples of truthy values are: "1", "t", "T", "true", "TRUE", "True". Anything else is considered false.

func LookupOrDefault

func LookupOrDefault(key, fallback string) (string, bool)

LookupOrDefault returns the value of the environment variable for the given key, or the default value if the environment variable is not set. Also returns whether the value existed.