utils

Mar 27, 2024

Changes in this version

+ func ArrayToSet[T comparable](s []T) map[T]struct

+ func MapKeysToArray[K comparable, V any](s map[K]V) []K

Feb 18, 2024

Changes in this version

+ func AddUnique[T comparable](s []T, v T) []T

Jan 15, 2024

Changes in this version

+ func ForEach[V any](in []V, fn func(*V))

Jan 3, 2024

Changes in this version

+ func ArrayToMap[V any](s []V) map[int]V

+ func ContainsAll[T comparable](s []T, v []T) bool

+ func ContainsAny[T comparable](s []T, v []T) bool

+ func Contains[T comparable](s []T, v T) bool

+ func F32ToStr(x float32) string

+ func F64ToStr(x float64) string

+ func FirstOr[K, V comparable](def V, in map[K]V, keys ...K) V

+ func First[K, V comparable](in map[K]V, keys ...K) (V, bool)

+ func OkOr[T any](v T, err error, fallback T) T

+ func Ok[T any](v T, _ error) T

+ func UIntToStr(x uint) string

+ func VisitAll[VisitorState any](initial VisitorState, visitors ...func(ctx *VisitorState)) VisitorState

+ func VisitCond[VisitorState any](initial VisitorState, cond func(ctx *VisitorState) bool, ...) VisitorState

+ func VisitStopOnErr[VisitorState any](initial VisitorState, visitors ...func(ctx *VisitorState) error) (VisitorState, error)

Nov 12, 2023

Changes in this version

+ type Result struct

+ Err error

+ Shared bool

+ Val any

+ type SingleFlightCall func(fn func() (T, error)) (T, error)

+ func SingleFlight[T any](_ func() (T, error)) SingleFlightCall[T]

Nov 5, 2023

Changes in this version

+ func Must(src T, err error) T

Nov 4, 2023

Changes in this version

+ func Filter(match func(src T) bool, tt []T) []T

+ func Map(transformer func(src S) D, ss []S) []D

+ func MapToArray(s map[K]V) []V

+ func Paginate(arr []T, pageSize int, fn func(start, end int) error) error

+ func PtrVal(src *T) T

+ func Reduce(reducer func(r R, t T) R, tt []T) R

+ func ValPtr(src T) *T

+ func ValPtrOrNil(src T) *T

Apr 18, 2023

Changes in this version

type Numeric

+ func (n Numeric) MarshalJSON() ([]byte, error)

Apr 8, 2023

Changes in this version

+ func CloneBytes(b []byte) []byte

+ func CloneStr(s string) string

+ func Float32ToStr(x float32) string

+ func Float64ToStr(x float64) string

Mar 20, 2023

Changes in this version

+ func CopyFile(srcFile, dstFile string) error

+ func CopyFileWithBuffer(srcFile, dstFile string, buf []byte) error

+ func GetExecDir() string

+ func GetExecName() string

+ func ReadYamlFile(filePath string, data interface{}) error

+ func WriteYamlFile(filePath string, data interface{}) error

Jan 9, 2023

Changes in this version

+ func StrTruncate(s string, maxSize int) string

Nov 25, 2022

Changes in this version

+ type Numeric struct

+ func ParseNumeric(src interface{}) Numeric

+ func (n *Numeric) UnmarshalJSON(bb []byte) error

+ func (n Numeric) String() string

+ func (n Numeric) Value() float64

+ func (n Numeric) WithPrecision(p int) Numeric

+ func (n Numeric) WithoutPrecision() Numeric

Nov 2, 2022

Changes in this version

+ func AppendStrInt(sb *strings.Builder, x int)

+ func AppendStrInt32(sb *strings.Builder, x int32)

+ func AppendStrInt64(sb *strings.Builder, x int64)

+ func AppendStrUInt(sb *strings.Builder, x uint)

+ func AppendStrUInt32(sb *strings.Builder, x uint32)

+ func AppendStrUInt64(sb *strings.Builder, x uint64)

+ func B2S(bts []byte) string

+ func ByteToStr(bts []byte) string

+ func CPUTicks() int64

+ func FastRand() uint32

+ func Int32ToStr(x int32) string

+ func Int64ToStr(x int64) string

+ func IntToStr(x int) string

+ func MustSha256(in, out []byte)

+ func MustSha512(in, out []byte)

+ func NanoTime() int64

+ func RandomDigit(n int) string

+ func RandomID(n int) string

+ func RandomIDs(n ...int) []string

+ func RandomInt(n int) (x int)

+ func RandomInt32(n int32) (x int32)

+ func RandomInt64(n int64) (x int64)

+ func RandomUint64(n uint64) (x uint64)

+ func S2B(str string) []byte

+ func SecureRandomInt63(n int64) (x int64)

+ func SecureRandomUint64() (x uint64)

+ func Sha256(in, out []byte) error

+ func Sha512(in, out []byte) error

+ func StrToByte(str string) (b []byte)

+ func StrToFloat32(s string) float32

+ func StrToFloat64(s string) float64

+ func StrToInt(s string) int

+ func StrToInt32(s string) int32

+ func StrToInt64(s string) int64

+ func StrToUInt(s string) uint

+ func StrToUInt32(s string) uint32

+ func StrToUInt64(s string) uint64

+ func TimeUnix() int64

+ func TimeUnixSubtract(unixTime int64, d time.Duration) int64

+ func ToCamel(s string) string

+ func ToDelimited(s string, delimiter uint8) string

+ func ToKebab(s string) string

+ func ToLowerCamel(s string) string

+ func ToScreamingDelimited(s string, delimiter uint8, ignore uint8, screaming bool) string

+ func ToScreamingKebab(s string) string

+ func ToScreamingSnake(s string) string

+ func ToSnake(s string) string

+ func ToSnakeWithIgnore(s string, ignore uint8) string

+ func UInt32ToStr(x uint32) string

+ func UInt64ToStr(x uint64) string

+ type LinkedList struct

+ func NewLinkedList() *LinkedList

+ func (ll *LinkedList) Append(data interface{})

+ func (ll *LinkedList) Get(index int32) (n *Node)

+ func (ll *LinkedList) Head() *Node

+ func (ll *LinkedList) PickHeadData() interface{}

+ func (ll *LinkedList) PickTailData() interface{}

+ func (ll *LinkedList) Prepend(data interface{})

+ func (ll *LinkedList) RemoveAt(index int32)

+ func (ll *LinkedList) Reset()

+ func (ll *LinkedList) Size() int32

+ func (ll *LinkedList) String() string

+ func (ll *LinkedList) Tail() *Node

+ type Node struct

+ func (n Node) GetData() interface{}

+ type SpinLock struct

+ func (l *SpinLock) Lock()

+ func (l *SpinLock) Unlock()