env

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v0.1.0 Latest Latest Go to latest Published: Feb 9, 2026 License: Apache-2.0 Imports: 8 Imported by: 0

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Valid go.mod file
Redistributable license
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Stable version
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Repository

github.com/deckhouse/lib-connection

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Documentation ¶

Index ¶

func SimplifyPrefix(prefix string) string
type Extractor
- func NewExtractor(prefix string, lookupFunc LookupFunc) *Extractor
- func NewOsExtractor(prefix string) *Extractor
type LookupFunc
type Var
- func NewVar(name string, destination any) *Var

Constants ¶

This section is empty.

Variables ¶

This section is empty.

Functions ¶

func SimplifyPrefix ¶

func SimplifyPrefix(prefix string) string

SimplifyPrefix This method trim right all _ ang - symbols and spaces left and right.

Types ¶

type Extractor ¶

type Extractor struct {
	// contains filtered or unexported fields
}

func NewExtractor ¶

func NewExtractor(prefix string, lookupFunc LookupFunc) *Extractor

NewExtractor utils for extract env and pass to destination by default extractor use _ for separate prefix and env name if need we use WithPrefixSeparator method for set your own or set to empty by default slice string extractor split env string by , symbol if need we use WithSliceSeparator method for set your own slice separator

func NewOsExtractor ¶

func NewOsExtractor(prefix string) *Extractor

NewOsExtractor create extractor with os.LookupEnv lookup function

func (*Extractor) AddEnvToUsage ¶

func (e *Extractor) AddEnvToUsage(usage string, envName string) string

func (*Extractor) Bool ¶

func (e *Extractor) Bool(name string, destination *bool) bool

Bool trim spaces env and to lower value string lower value string "false" "no" "none" "0" interpreter as false returns that env is set

func (*Extractor) ExtractAll ¶

func (e *Extractor) ExtractAll(vars []*Var) error

ExtractAll extract all envs from map if env present but have empty value set Var Present field to true you can process it if need ExtractAll found need type for Destination, but destination should be pointer Warning! if error returned some Destination can be set

func (*Extractor) ExtractAllVars ¶

func (e *Extractor) ExtractAllVars(vars ...*Var) error

ExtractAllVars same as ExtractAll but can pass as variadic arguments

func (*Extractor) Int ¶

func (e *Extractor) Int(name string, destination *int) (bool, error)

func (*Extractor) NameWithPrefix ¶

func (e *Extractor) NameWithPrefix(name string) string

func (*Extractor) String ¶

func (e *Extractor) String(name string, destination *string) bool

func (*Extractor) StringWithoutPrefix ¶

func (e *Extractor) StringWithoutPrefix(name string, destination *string) bool

func (*Extractor) Strings ¶

func (e *Extractor) Strings(name string, destination *[]string) bool

func (*Extractor) WithPrefixSeparator ¶

func (e *Extractor) WithPrefixSeparator(s string) *Extractor

func (*Extractor) WithSliceSeparator ¶

func (e *Extractor) WithSliceSeparator(s string) *Extractor

WithSliceSeparator set only not empty string

type LookupFunc ¶

type LookupFunc func(name string) (string, bool)

type Var ¶

type Var struct {
	Name        string
	Destination any
	Present     bool
}

func NewVar ¶

func NewVar(name string, destination any) *Var

Source Files ¶

View all Source files

extractor.go

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