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envconfig

package module

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Versions in this module

v1

v1.3.0

Feb 13, 2026

v1.2.0

Feb 12, 2026

Changes in this version

type EnvGetter

+ ReadIntoStruct func(envPrefix string, target any) error

v1.1.0

Feb 11, 2026

v1.0.0

Jan 27, 2026

v0

v0.3.0

Jan 26, 2026

Changes in this version

+ type EnvCollector interface

+ CollectEnv func(prefix string, env EnvGetter) error

+ type EnvGetter interface

+ Lookup func(key string) (string, bool)

+ Read func(prefix string, target any) error

+ ReadValue func(key string, target any) error

+ type LookupEnv = func(string) (string, bool)

v0.2.0

Oct 24, 2025

Changes in this version

+ func Assert(opts ...AssertOpt) error

+ type AssertOpt func() error

+ func Custom(condition bool, field, message string) AssertOpt

+ func FileExists(path, field string) AssertOpt

+ func MaxLength(value string, max int, field string) AssertOpt

+ func MaxSliceLen(length, max int, field string) AssertOpt

+ func MinLength(value string, min int, field string) AssertOpt

+ func MinSliceLen(length, min int, field string) AssertOpt

+ func NonNegative[T Number](value T, field string) AssertOpt

+ func Not(opt AssertOpt, customMessage string) AssertOpt

+ func NotBlank(value, field string) AssertOpt

+ func NotEmpty(value, field string) AssertOpt

+ func NotEquals[T comparable](value, forbidden T, field string) AssertOpt

+ func OneOf(value string, field string, allowed ...string) AssertOpt

+ func Pattern(value, field, pattern string) AssertOpt

+ func Positive[T Number](value T, field string) AssertOpt

+ func Range[T Number](value, min, max T, field string) AssertOpt

+ func URL(value, field string) AssertOpt

+ type ErrValidation []error

+ func (e ErrValidation) Error() string

+ type Number interface

+ type Validator interface

+ Validate func() error

v0.1.1

Sep 27, 2025

v0.1.0

Sep 13, 2025

Changes in this version

+ func EnvFileLookup(filePath string) func(string) (string, bool)

+ func IgnoreEmptyEnvLookup(key string) (string, bool)

+ func Read[T any](holder *T, lookupEnv ...func(string) (string, bool)) error