utils

Documentation

Index

• func CeilingToDay(t time.Time) time.Time
• func Compute[T comparable, R any](a map[T]R, k T, r0 R, fn func(T, R) R) R
• func DiffDays(st, et time.Time) float64
• func FileExists(fn string) (bool, error)
• func IsWorkingDay(t time.Time) bool
• func LocalDate(year int, month time.Month, day int) time.Time
• func ParseDate(s string, d time.Time) time.Time
• func RecoverAsEleErr[T any](ch chan<- Ele[T])
• func Sha256Salt(s string) string
• func SplitAsInt[T int | int8 | int16 | int32 | int64](s, sep string) []T
• func Sum[T any, R int | int8 | int16 | int32 | int64 | float32 | float64](a []T, r0 R, fn func(T) R) R
• func ToStr(o any, ds string) string
• func Today() time.Time
• func TruncateToDay(t time.Time) time.Time
• type AtomicTime
  • func NewAtomicTime(t time.Time) *AtomicTime
  • func (t *AtomicTime) CompareAndMax(oa ...time.Time) bool
  • func (t *AtomicTime) CompareAndMin(oa ...time.Time) bool
  • func (t *AtomicTime) Time() time.Time
• type Boolean
  • func (b Boolean) MarshalJSON() ([]byte, error)
  • func (b Boolean) String() string
  • func (b *Boolean) UnmarshalJSON(data []byte) error
• type Ele
  • func NewEle[T any](t *T) Ele[T]
  • func NewEleErr[T any](err any) Ele[T]
  • func (e *Ele[T]) Data() *T
  • func (e *Ele[T]) Err() error
• type ISODate
  • func (t ISODate) MarshalJSON() ([]byte, error)
  • func (t ISODate) String() string
  • func (t *ISODate) UnmarshalJSON(data []byte) error
• type RollingFileWriter
  • func (w *RollingFileWriter) Write(p []byte) (n int, err error)
• type Set
  • func NewSet[T comparable](t ...T) *Set[T]
  • func (ss *Set[T]) Add(t T)
  • func (ss *Set[T]) AllKeys() []T
  • func (ss *Set[T]) Contains(t T) bool
  • func (ss *Set[T]) ContainsAny(t ...T) bool
  • func (ss *Set[T]) IsEmpty() bool
  • func (ss *Set[T]) Len() int
  • func (ss *Set[T]) Remove(t T)
  • func (ss *Set[T]) String() string
• type Timestamp
  • func (t Timestamp) MarshalJSON() ([]byte, error)
  • func (t Timestamp) String() string
  • func (t *Timestamp) UnmarshalJSON(data []byte) error

Functions

func CeilingToDay

func CeilingToDay(t time.Time) time.Time

CeilingToDay 将日期改为日的结束。

func Compute

func Compute[T comparable, R any](a map[T]R, k T, r0 R, fn func(T, R) R) R

func DiffDays

func DiffDays(st, et time.Time) float64

func FileExists

func FileExists(fn string) (bool, error)

func IsWorkingDay

func IsWorkingDay(t time.Time) bool

IsWorkingDay 判断指定日是否是工作日。

func LocalDate

func LocalDate(year int, month time.Month, day int) time.Time

LocalDate 获取指定的本地日期。

func ParseDate

func ParseDate(s string, d time.Time) time.Time

ParseDate 解析日期。如果解析不成功则返回默认值。

func RecoverAsEleErr

func RecoverAsEleErr[T any](ch chan<- Ele[T])

func Sha256Salt

func Sha256Salt(s string) string

Sha256Salt 加盐然后获取Sha256的hash值。

func SplitAsInt

func SplitAsInt[T int | int8 | int16 | int32 | int64](s, sep string) []T

SplitAsInt

func Sum

func Sum[T any, R int | int8 | int16 | int32 | int64 | float32 | float64](a []T, r0 R, fn func(T) R) R

func ToStr

func ToStr(o any, ds string) string

ToStr 将对象转化为字符串。 如果o表示nil则返回ds。

func Today

func Today() time.Time

Today 获取表示今天0点0分0秒的日期。

func TruncateToDay

func TruncateToDay(t time.Time) time.Time

TruncateToDay 将日期截断到日。

Types

type AtomicTime

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

func NewAtomicTime

func NewAtomicTime(t time.Time) *AtomicTime

func (*AtomicTime) CompareAndMax

func (t *AtomicTime) CompareAndMax(oa ...time.Time) bool

func (*AtomicTime) CompareAndMin

func (t *AtomicTime) CompareAndMin(oa ...time.Time) bool

func (*AtomicTime) Time

func (t *AtomicTime) Time() time.Time

type Boolean

type Boolean struct {
	Valid bool
	Bool  bool
}

func (Boolean) MarshalJSON

func (b Boolean) MarshalJSON() ([]byte, error)

func (Boolean) String

func (b Boolean) String() string

func (*Boolean) UnmarshalJSON

func (b *Boolean) UnmarshalJSON(data []byte) error

type Ele

type Ele[T any] struct {
	// contains filtered or unexported fields
}

func NewEle

func NewEle[T any](t *T) Ele[T]

func NewEleErr

func NewEleErr[T any](err any) Ele[T]

func (*Ele[T]) Data

func (e *Ele[T]) Data() *T

func (*Ele[T]) Err

func (e *Ele[T]) Err() error

type ISODate

type ISODate time.Time

func (ISODate) MarshalJSON

func (t ISODate) MarshalJSON() ([]byte, error)

func (ISODate) String

func (t ISODate) String() string

func (*ISODate) UnmarshalJSON

func (t *ISODate) UnmarshalJSON(data []byte) error

type RollingFileWriter

type RollingFileWriter struct {
	Base   string // 日志文件夹。
	Prefix string // 日志文件前缀。
	// contains filtered or unexported fields
}

滚动文件日志记录器。

var (
	// 默认的滚动文件日志记录器。
	DefaultRollingFileWriter *RollingFileWriter = &RollingFileWriter{
		Base:   "./log",
		Prefix: "app",
	}
)

func (*RollingFileWriter) Write

func (w *RollingFileWriter) Write(p []byte) (n int, err error)

type Set

type Set[T comparable] struct {
	// contains filtered or unexported fields
}

Set 表示一个集合。

func NewSet

func NewSet[T comparable](t ...T) *Set[T]

func (*Set[T]) Add

func (ss *Set[T]) Add(t T)

func (*Set[T]) AllKeys

func (ss *Set[T]) AllKeys() []T

func (*Set[T]) Contains

func (ss *Set[T]) Contains(t T) bool

func (*Set[T]) ContainsAny

func (ss *Set[T]) ContainsAny(t ...T) bool

func (*Set[T]) IsEmpty

func (ss *Set[T]) IsEmpty() bool

func (*Set[T]) Len

func (ss *Set[T]) Len() int

func (*Set[T]) Remove

func (ss *Set[T]) Remove(t T)

func (*Set[T]) String

func (ss *Set[T]) String() string

type Timestamp

type Timestamp time.Time

func (Timestamp) MarshalJSON

func (t Timestamp) MarshalJSON() ([]byte, error)

func (Timestamp) String

func (t Timestamp) String() string

func (*Timestamp) UnmarshalJSON

func (t *Timestamp) UnmarshalJSON(data []byte) error