utils

Documentation

Index

• Constants
• Variables
• func AreSlicesIntersect[T comparable](slice1, slice2 []T) bool
• func CloneRequestBody(r *http.Request) (body string)
• func CloneResponseBody(r *http.Response) (body string)
• func CloserFunc(r io.Reader, close func() error) io.ReadCloser
• func DurationUntilNextInterval(now time.Time, interval time.Duration) time.Duration
• func EscapeChars(str string, chars map[rune]struct{}) string
• func FillEmptyIP(ipv4, ipv6 string) (string, string)
• func FuncName() string
• func GetFirst(str string) string
• func GetRequestIP(r *http.Request) (requestIP string)
• func GetSecond(str string) string
• func IsInSlice[T comparable](i T, slice []T) bool
• func JoinIPVersions(ipv4, ipv6 string) (ip string)
• func JoinParams(first, second string) string
• func JoinQuoted(lines []string, quote, separator string) string
• func JoinQuotedInt(lines []int, quote, separator string) string
• func Retry(f func() error, times int)
• func RetryOverTime(f func() error, timeout time.Duration, tick time.Duration) error
• func SQLReplaceArgs(query string, args ...any) string
• func SetCORS(w http.ResponseWriter)
• func SetContentTypeHeader(w http.ResponseWriter, contentType ContentType)
• func SetCorsHeader(w http.ResponseWriter)
• func SplitIPVersions(ip string) (ipv4, ipv6 string)
• func ToUnderscoreACII(s string) (underscored string)
• func UnGzipBody(bodyContent []byte) ([]byte, error)
• type Commission
  • func (e Commission) AddTo(value float64) float64
  • func (e Commission) SubtractFrom(value float64) float64
• type ContentType
• type Diff
• type Diffs
  • func CompareJSON(leftJSON, rightJSON string) (diff Diffs, err error)
  • func (ds Diffs) String() string
• type Distribution
  • func (d *Distribution) GetMax() float64
  • func (d *Distribution) GetMin() float64
  • func (d *Distribution) GetQuantileValue(quantileNumber uint) float64
  • func (d *Distribution) TrimMax(difference float64)
• type Percent
  • func PercentFrom[percentT int | int32 | int64 | float32 | float64](percent percentT) Percent
  • func (p Percent) Float64() float64
  • func (p *Percent) MarshalJSON() ([]byte, error)
  • func (p Percent) Scale(val float64) float64
  • func (p Percent) ScaleReversed(val float64) float64
  • func (p Percent) String() string
  • func (p *Percent) UnmarshalJSON(data []byte) error
• type SQLStringValue
  • func ToSQLStringValue(lines ...string) []SQLStringValue
• type Set
  • func NewSet[dataType comparable]() Set[dataType]
  • func (s Set[dataType]) Add(data ...dataType)
  • func (s Set[dataType]) Delete(data dataType)
  • func (s Set[dataType]) Exists(data dataType) bool
  • func (s Set[dataType]) Values() []dataType

Constants

const (
	ContentEncodingHeader = "Content-Encoding"
	ContentEncodingGZIP   = "gzip"
)

const (
	DefaultIPv4 = "0.0.0.0"
	DefaultIPv6 = "0000:0000:0000:0000:0000:0000:0000:0000"
)

Variables

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 DurationUntilNextInterval

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

func EscapeChars

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

func FillEmptyIP

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

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 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 SetCorsHeader

func SetCorsHeader(w http.ResponseWriter)

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)

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 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 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 SQLStringValue

type SQLStringValue string

func ToSQLStringValue

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

type Set

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

func NewSet

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

func (Set[dataType]) Add

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

func (Set[dataType]) Delete

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

func (Set[dataType]) Exists

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

func (Set[dataType]) Values

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