utils

package
v0.0.5 Latest Latest
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 Go to latest Published: Jan 23, 2024 License: MIT Imports: 21 Imported by: 1

Documentation

Index

Constants

View Source 
const (
	ZeroIPv4 = "0.0.0.0"
	ZeroIPv6 = "0000:0000:0000:0000:0000:0000:0000:0000"
)

Variables

View Source 
var (
	ErrLengthsDontMatch = errors.New("lengths don't match")
	ErrTypesDontMatch   = errors.New("types don't match")
	ErrKeysDontMatch    = errors.New("keys don't match")
	ErrValuesDontMatch  = errors.New("values don't match")
)

Functions

func AreSlicesIntersect 

func AreSlicesIntersect[T comparable](slice1, slice2 []T) bool

func CloneRequestBody 

func CloneRequestBody(r *http.Request) (body string)

func CloneResponseBody 

func CloneResponseBody(r *http.Response) (body string)

func CloserFunc 

func CloserFunc(r io.Reader, close func() error) io.ReadCloser

func DeepCopy added in v0.0.3 

func DeepCopy[T any](v T) (c T, err error)

func DurationUntilNextInterval 

func DurationUntilNextInterval(now time.Time, interval time.Duration) time.Duration

func EscapeChars 

func EscapeChars(str string, chars map[rune]struct{}) string

func EscapeJSONString added in v0.0.3 

func EscapeJSONString(str string, level int) string

func FillEmptyIP 

func FillEmptyIP(ipv4, ipv6 string) (string, string)

func First added in v0.0.3 

func First[T any](arr []T) (f T)

func FuncName 

func FuncName() string

func GetFirst 

func GetFirst(str string) string

func GetRequestIP 

func GetRequestIP(r *http.Request) (requestIP string)

func GetSecond 

func GetSecond(str string) string

func IsInSlice 

func IsInSlice[T comparable](i T, slice []T) bool

func JoinIPVersions 

func JoinIPVersions(ipv4, ipv6 string) (ip string)

func JoinParams 

func JoinParams(first, second string) string

func JoinQuoted 

func JoinQuoted(lines []string, quote, separator string) string

func JoinQuotedInt 

func JoinQuotedInt(lines []int, quote, separator string) string

func Last added in v0.0.3 

func Last[T any](arr []T) (f T)

func Must added in v0.0.3 

func Must[T any](v T, err error) T

func PanicOnError added in v0.0.3 

func PanicOnError(err error)

func ParseFields added in v0.0.3 

func ParseFields(structPtr any, parser TagsParser) error

func Range added in v0.0.3 

func Range[T int | int8 | int16 | int32 | int64 | float32 | float64](start, end T) []T

Range returns array of values [start, end)

func Retry 

func Retry(f func() error, times int)

func RetryOverTime 

func RetryOverTime(f func() error, timeout time.Duration, tick time.Duration) error

func SQLReplaceArgs 

func SQLReplaceArgs(query string, args ...any) string

func SetCORS 

func SetCORS(w http.ResponseWriter)

func SetContentTypeHeader 

func SetContentTypeHeader(w http.ResponseWriter, contentType ContentType)

func SplitIPVersions 

func SplitIPVersions(ip string) (ipv4, ipv6 string)

func ToUnderscoreACII 

func ToUnderscoreACII(s string) (underscored string)

func UnGzipBody 

func UnGzipBody(bodyContent []byte) ([]byte, error)

func WrapForCORS added in v0.0.3 

func WrapForCORS(handler http.Handler) http.Handler

Types

type Commission 

type Commission Percent

func (Commission) AddTo 

func (e Commission) AddTo(value float64) float64

func (Commission) SubtractFrom 

func (e Commission) SubtractFrom(value float64) float64

type ContentType 

type ContentType string
const (
	ContentTypeApplicationJSON ContentType = "application/json"
	ContentTypeTextHTML        ContentType = "text/html"
)

type DeepCopier added in v0.0.3 

type DeepCopier interface {
	DeepCopy() interface{}
}

type Diff 

type Diff struct {
	Path  string
	Left  string
	Right string
	Error error
}

type Diffs 

type Diffs []Diff

func CompareJSON 

func CompareJSON(leftJSON, rightJSON string) (diff Diffs, err error)

func (Diffs) String 

func (ds Diffs) String() string

type Distribution 

type Distribution []float64

func (*Distribution) GetMax 

func (d *Distribution) GetMax() float64

func (*Distribution) GetMin 

func (d *Distribution) GetMin() float64

func (*Distribution) GetQuantileValue 

func (d *Distribution) GetQuantileValue(quantileNumber uint) float64

func (*Distribution) TrimMax 

func (d *Distribution) TrimMax(difference float64)

TrimMax sorts and trims max values if difference is too big, difference 0.25 means 25% between max values

type ExpiringStorage added in v0.0.4 

type ExpiringStorage[K comparable, V any] struct {
	// contains filtered or unexported fields
}

func NewExpiringStorage added in v0.0.4 

func NewExpiringStorage[K comparable, V any](expirationTimeout time.Duration, cleanupInterval time.Duration) *ExpiringStorage[K, V]

func (*ExpiringStorage[K, V]) Get added in v0.0.4 

func (e *ExpiringStorage[K, V]) Get(key K) (value V)

func (*ExpiringStorage[K, V]) Keys added in v0.0.5 

func (e *ExpiringStorage[K, V]) Keys() []K

func (*ExpiringStorage[K, V]) Len added in v0.0.4 

func (e *ExpiringStorage[K, V]) Len() int

func (*ExpiringStorage[K, V]) Run added in v0.0.4 

func (e *ExpiringStorage[K, V]) Run(ctx context.Context)

func (*ExpiringStorage[K, V]) Set added in v0.0.5 

func (e *ExpiringStorage[K, V]) Set(key K, value V)

type Percent 

type Percent float64
const (
	OnePercent Percent = 0.01
)

func PercentFrom 

func PercentFrom[percentT int | int32 | int64 | float32 | float64](percent percentT) Percent

func (Percent) Float64 

func (p Percent) Float64() float64

func (*Percent) MarshalJSON 

func (p *Percent) MarshalJSON() ([]byte, error)

func (Percent) Scale 

func (p Percent) Scale(val float64) float64

Scale returns p% imply that val is 100%

func (Percent) ScaleReversed 

func (p Percent) ScaleReversed(val float64) float64

ScaleReversed returns 100% imply that val is p%

func (Percent) String 

func (p Percent) String() string

func (*Percent) UnmarshalJSON 

func (p *Percent) UnmarshalJSON(data []byte) error

type QueryDecoder added in v0.0.3 

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

func NewQueryDecoder added in v0.0.3 

func NewQueryDecoder(query url.Values) *QueryDecoder

func (*QueryDecoder) AddTypeParsing added in v0.0.3 

func (qp *QueryDecoder) AddTypeParsing(typeSample any, parseFunc func(string) (any, error))

func (*QueryDecoder) DecodeQuery added in v0.0.3 

func (qp *QueryDecoder) DecodeQuery(dst any) error

func (*QueryDecoder) ParseTags added in v0.0.3 

func (qp *QueryDecoder) ParseTags(fieldVal reflect.Value, tags []string) error

func (*QueryDecoder) TagName added in v0.0.3 

func (qp *QueryDecoder) TagName() string

type QueryEncoder added in v0.0.3 

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

func NewQueryEncoder added in v0.0.3 

func NewQueryEncoder(query url.Values) *QueryEncoder

func (*QueryEncoder) EncodeQuery added in v0.0.3 

func (qe *QueryEncoder) EncodeQuery(src any) error

func (*QueryEncoder) ParseTags added in v0.0.3 

func (qe *QueryEncoder) ParseTags(fieldVal reflect.Value, tags []string) error

func (*QueryEncoder) TagName added in v0.0.3 

func (qe *QueryEncoder) TagName() string

type QueryMarshaller added in v0.0.3 

type QueryMarshaller interface {
	MarshalQuery() (param string, err error)
}

type QueryUnmarshaler added in v0.0.3 

type QueryUnmarshaler interface {
	UnmarshalQuery(param string) (err error)
}

type Request added in v0.0.4 

type Request struct {
	Domain          string
	PageURL         string
	OS              string
	DeviceType      string
	BrowserLanguage string
	UA              string
	IP              string
}

func ParseGetRequest added in v0.0.4 

func ParseGetRequest(httpReq *http.Request) (req *Request, err error)

type SQLStringValue 

type SQLStringValue string

func ToSQLStringValue 

func ToSQLStringValue(lines ...string) []SQLStringValue

type Set 

type Set[data comparable] map[data]struct{}

func NewSet 

func NewSet[T comparable]() Set[T]

func (Set[T]) Add 

func (s Set[T]) Add(data ...T)

func (Set[T]) Delete 

func (s Set[T]) Delete(data T)

func (Set[T]) Exists 

func (s Set[T]) Exists(data T) bool

func (Set[T]) Values 

func (s Set[T]) Values() []T

type TagsParser added in v0.0.3 

type TagsParser interface {
	TagName() string
	ParseTags(fieldVal reflect.Value, tags []string) error
}

type UnixTime added in v0.0.3 

type UnixTime time.Time

func Unix added in v0.0.3 

func Unix(sec int64) UnixTime

func (*UnixTime) MarshalQuery added in v0.0.3 

func (ut *UnixTime) MarshalQuery() (param string, err error)

func (*UnixTime) Time added in v0.0.3 

func (ut *UnixTime) Time() time.Time

func (*UnixTime) UnmarshalQuery added in v0.0.3 

func (ut *UnixTime) UnmarshalQuery(param string) (err error)

Source Files

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