configuration

Mar 29, 2024

Changes in this version

+ func ToPtr[T any](val T) *T

Mar 11, 2024

Changes in this version

+ type FileProvider struct

+ func (fp *FileProvider) Init(_ any) error

+ func (fp *FileProvider) Name() string

+ func (fp *FileProvider) Provide(field reflect.StructField, v reflect.Value) error

Jul 26, 2022

Changes in this version

+ type FieldSetter interface

+ SetField func(field reflect.StructField, val reflect.Value, valStr string) error

May 21, 2022

Changes in this version

+ const DefaultProviderName

+ const EnvProviderName

+ const FlagProviderName

+ const JSONFileProviderName

+ var ErrEmptyValue = errors.New("empty value")

+ var ErrFileMustHaveJSONExt = errors.New("file must have .json extension")

+ var ErrNoProviders = errors.New("no providers")

+ var ErrNoTag = errors.New("no tag")

+ var ErrNotAPointer = errors.New("not a pointer to a struct")

+ var ErrProviderNameCollision = errors.New("provider name collision")

+ var ErrTagNotUnique = errors.New("tag is not unique")

+ func FromEnvAndDefault(cfg any) error

+ func NewDefaultProvider() defaultProvider

+ func NewEnvProvider() envProvider

+ func NewFlagProvider(opts ...FlagProviderOption) flagProvider

+ func NewJSONFileProvider(fileName string) (fp *fileProvider)

+ func SetField(field reflect.StructField, v reflect.Value, valStr string) error

+ type Configurator struct

+ func New(cfgPtr any, providers ...Provider) *Configurator

+ func (c *Configurator) InitValues() error

+ func (c *Configurator) SetOptions(options ...ConfiguratorOption) *Configurator

+ type ConfiguratorOption func(*Configurator)

+ func OnFailFnOpt(fn func(error)) ConfiguratorOption

+ type FlagProviderOption func(*flagProvider)

+ func WithFlagSet(s FlagSet) FlagProviderOption

+ type FlagSet interface

+ Parse func([]string) error

+ String func(string, string, string) *string

+ type Provider interface

+ Init func(ptr any) error

+ Name func() string

+ Provide func(field reflect.StructField, v reflect.Value) error