dataType

package
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 Go to latest Published: Jan 29, 2026 License: MIT Imports: 23 Imported by: 0

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Index

Constants

This section is empty.

Variables

This section is empty.

Functions

func BlobDbDataType 

func BlobDbDataType(db *gorm.DB, _ *schema.Field) string

func CheckVersionSupportsJSON 

func CheckVersionSupportsJSON(versionStr string) bool

CheckVersionSupportsJSON 检查版本是否支持JSON mysql版本高于 5.7.8 ，才支持json

func DriverScanWithInt 

func DriverScanWithInt[T constraints.Integer](val any, dst *T) error

func DriverScanWithJson 

func DriverScanWithJson[T any](val any, dst *T) error

DriverScanWithJson 解析json

func DriverValueWithJson 

func DriverValueWithJson(val any) (driver.Value, error)

func HelperStringGormDBDataType 

func HelperStringGormDBDataType(db *gorm.DB, field *schema.Field, length int) string

func HelperStringScan 

func HelperStringScan[T ~string](val any, dst *T) error

HelperStringScan 通用的 string 自定义类型 SCAN函数

func JsonDbDataType 

func JsonDbDataType(db *gorm.DB, _ *schema.Field) string

func MapGormValue 

func MapGormValue(data string, db *gorm.DB) clause.Expr

MapGormValue 下面的操作是借鉴的 https://github.com/go-gorm/datatypes/blob/master/json_map.go#L94

Types

type AnyArray 

type AnyArray[T any] []T

AnyArray 泛型版本的数组

func (AnyArray[T]) GormDBDataType 

func (AnyArray[T]) GormDBDataType(db *gorm.DB, field *schema.Field) string

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func (AnyArray[T]) GormValue 

func (a AnyArray[T]) GormValue(ctx context.Context, db *gorm.DB) clause.Expr

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func (*AnyArray[T]) Scan 

func (a *AnyArray[T]) Scan(val interface{}) error

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func (AnyArray[T]) Value 

func (a AnyArray[T]) Value() (driver.Value, error)

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type Array 

type Array []any

func (Array) GormDBDataType 

func (Array) GormDBDataType(db *gorm.DB, field *schema.Field) string

GormDBDataType gorm db data type noinspection all

func (Array) GormValue 

func (jm Array) GormValue(ctx context.Context, db *gorm.DB) clause.Expr

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func (*Array) Scan 

func (m *Array) Scan(val interface{}) error

Scan scan value into Jsonb, implements sql.Scanner interface noinspection all

func (Array) Value 

func (m Array) Value() (driver.Value, error)

Value return json value, implement driver.Valuer interface noinspection all

type Binary 

type Binary []byte

func (Binary) GormDBDataType 

func (Binary) GormDBDataType(db *gorm.DB, field *schema.Field) string

GormDBDataType 返回数据库特定的数据类型名称 noinspection all

func (*Binary) Scan 

func (bf *Binary) Scan(value interface{}) error

Scan 实现了 sql.Scanner 接口，用于从数据库读取二进制数据到 BinaryFile 类型 noinspection all

func (Binary) Value 

func (bf Binary) Value() (driver.Value, error)

Value 实现了 driver.Valuer 接口，用于将 BinaryFile 类型的数据写入数据库 noinspection all

type Bool 

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

Bool 注意当使用这个类型时，在定义模型时，默认值需要带上括号。不然pg数据库会报错。

func NewBool 

func NewBool(b bool) Bool

func (Bool) Bool 

func (b Bool) Bool() bool

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func (*Bool) Equals 

func (b *Bool) Equals(b2 Bool) bool

func (*Bool) GobDecode 

func (b *Bool) GobDecode(data []byte) error

func (Bool) GobEncode 

func (b Bool) GobEncode() ([]byte, error)

func (Bool) GormDBDataType 

func (Bool) GormDBDataType(db *gorm.DB, _ *schema.Field) string

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func (Bool) GormDataType 

func (b Bool) GormDataType() string

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func (Bool) Int 

func (b Bool) Int() int

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func (Bool) MarshalJSON 

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

func (*Bool) Resverse 

func (b *Bool) Resverse()

Resverse 反转 noinspection all

func (*Bool) Scan 

func (b *Bool) Scan(value any) error

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func (*Bool) Set 

func (b *Bool) Set(b2 Bool)

func (*Bool) SetBool 

func (b *Bool) SetBool(b2 bool)

func (*Bool) SetInt 

func (b *Bool) SetInt(i int)

func (*Bool) SetString 

func (b *Bool) SetString(s string)

func (*Bool) UnmarshalJSON 

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

func (Bool) Value 

func (b Bool) Value() (driver.Value, error)

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type Byte 

type Byte byte

func (Byte) GormDBDataType 

func (Byte) GormDBDataType(db *gorm.DB, field *schema.Field) string

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func (*Byte) Scan 

func (b *Byte) Scan(value any) error

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func (Byte) Value 

func (b Byte) Value() (driver.Value, error)

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type ContentType 

type ContentType int

ContentType 表示检测到的内容类型 

const (
	Unknown ContentType = iota
	JSON
	PlainText
	CSV
	Excel
)

func DetectContentType 

func DetectContentType(header http.Header) ContentType

DetectContentType 从 HTTP 请求头中检测内容类型

func (ContentType) Ext 

func (ct ContentType) Ext() string

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func (ContentType) GormDBDataType 

func (ContentType) GormDBDataType(db *gorm.DB, field *schema.Field) string

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func (*ContentType) Scan 

func (ct *ContentType) Scan(val any) error

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func (ContentType) String 

func (ct ContentType) String() string

String 返回内容类型的字符串表示 noinspection all

func (ContentType) Value 

func (ct ContentType) Value() (driver.Value, error)

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type CustomDate 

type CustomDate struct {
	time.Time
}

func (CustomDate) GormDBDataType 

func (CustomDate) GormDBDataType(db *gorm.DB, field *schema.Field) string

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func (CustomDate) GormDataType 

func (c CustomDate) GormDataType() string

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func (CustomDate) MarshalJSON 

func (c CustomDate) MarshalJSON() ([]byte, error)

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func (*CustomDate) Scan 

func (c *CustomDate) Scan(value interface{}) (err error)

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func (CustomDate) String 

func (c CustomDate) String() string

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func (*CustomDate) UnmarshalJSON 

func (c *CustomDate) UnmarshalJSON(b []byte) (err error)

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func (CustomDate) Value 

func (c CustomDate) Value() (driver.Value, error)

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type CustomTime 

type CustomTime struct {
	time.Time
}

func NewCustomTime 

func NewCustomTime(t time.Time) CustomTime

func NewCustomTimeNow 

func NewCustomTimeNow() CustomTime

func (*CustomTime) AdjustTimezoneIfNeeded 

func (c *CustomTime) AdjustTimezoneIfNeeded()

AdjustTimezoneIfNeeded 调整时区 noinspection all

func (CustomTime) GormDBDataType 

func (CustomTime) GormDBDataType(db *gorm.DB, field *schema.Field) string

GormDBDataType gorm db data type noinspection all

func (CustomTime) GormDataType 

func (c CustomTime) GormDataType() string

GormDataType 这个时间自定义字段，只能用time类型，不然当表中设置有 autoUpdateTime控制属性时会有问题。 使用Update方法，只有DataType是time的时候，才会生成time.Time类型， 其他类型都会转成时间戳。 noinspection all

func (CustomTime) IsZero 

func (c CustomTime) IsZero() bool

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func (CustomTime) MarshalJSON 

func (c CustomTime) MarshalJSON() ([]byte, error)

MarshalJSON 序列化至json字符串 noinspection all

func (*CustomTime) Scan 

func (c *CustomTime) Scan(value interface{}) (err error)

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func (CustomTime) String 

func (c CustomTime) String() string

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func (CustomTime) ToPtr 

func (c CustomTime) ToPtr() *CustomTime

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func (CustomTime) ToTime 

func (c CustomTime) ToTime() time.Time

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func (*CustomTime) UnmarshalJSON 

func (c *CustomTime) UnmarshalJSON(b []byte) (err error)

UnmarshalJSON 反序列化 noinspection all

func (CustomTime) Value 

func (c CustomTime) Value() (driver.Value, error)

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type DynamicTime 

type DynamicTime struct {
	time.Time
	Format string
}

func (DynamicTime) MarshalJSON 

func (dt DynamicTime) MarshalJSON() ([]byte, error)

type IntString 

type IntString[T constraints.Integer] struct {
	// contains filtered or unexported fields
}

func NewIntString 

func NewIntString[T constraints.Integer](v T) IntString[T]

NewIntString 添加一些便利方法

func NewIntStringAsNumber 

func NewIntStringAsNumber[T constraints.Integer](v T) IntString[T]

func StringToIntString 

func StringToIntString[T constraints.Integer](v string) (IntString[T], error)

func ZeroIntString 

func ZeroIntString[T constraints.Integer]() IntString[T]

ZeroIntString 零值（未设置值）

func (IntString[T]) Equals 

func (i IntString[T]) Equals(other IntString[T]) bool

Equals 实现 Equals 方法用于比较 noinspection all

func (IntString[T]) GetJsonAsString 

func (i IntString[T]) GetJsonAsString() bool

func (*IntString[T]) GetValid 

func (i *IntString[T]) GetValid() bool

func (IntString[T]) GetValue 

func (i IntString[T]) GetValue() T

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func (*IntString[T]) GobDecode 

func (i *IntString[T]) GobDecode(data []byte) error

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func (IntString[T]) GobEncode 

func (i IntString[T]) GobEncode() ([]byte, error)

GobEncode noinspection all

func (IntString[T]) GormDBDataType 

func (i IntString[T]) GormDBDataType(db *gorm.DB, field *schema.Field) string

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func (IntString[T]) IsValid 

func (i IntString[T]) IsValid() bool

IsValid 检查值是否有效 noinspection all

func (IntString[T]) IsZero 

func (i IntString[T]) IsZero() bool

IsZero 添加零值检查 noinspection all

func (IntString[T]) MarshalJSON 

func (i IntString[T]) MarshalJSON() ([]byte, error)

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func (*IntString[T]) Scan 

func (i *IntString[T]) Scan(val any) error

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func (*IntString[T]) SetJsonAsString 

func (i *IntString[T]) SetJsonAsString(asString bool)

SetJsonAsString 或者使用方法设置 noinspection all

func (*IntString[T]) SetValue 

func (i *IntString[T]) SetValue(v T)

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func (IntString[T]) String 

func (i IntString[T]) String() string

实现 Stringer 接口 noinspection all

func (*IntString[T]) UnmarshalJSON 

func (i *IntString[T]) UnmarshalJSON(data []byte) error

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func (*IntString[T]) UnmarshalText 

func (i *IntString[T]) UnmarshalText(text []byte) error

UnmarshalText 实现 TextMarshaler 接口 这个主要是从query参数中进行提取，所以这里统一处理为字符串 noinspection all

func (IntString[T]) Value 

func (i IntString[T]) Value() (driver.Value, error)

Value 注意，在写数据库的时候，貌似只支持 int64 noinspection all

type JSONMap 

type JSONMap map[string]any

JSONMap defined JSON data type, need to implements driver.Valuer, sql.Scanner interface noinspection all

func (JSONMap) GormDBDataType 

func (JSONMap) GormDBDataType(db *gorm.DB, field *schema.Field) string

GormDBDataType gorm db data type noinspection all

func (JSONMap) GormDataType 

func (m JSONMap) GormDataType() string

GormDataType gorm common data type noinspection all

func (JSONMap) GormValue 

func (jm JSONMap) GormValue(_ context.Context, db *gorm.DB) clause.Expr

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func (JSONMap) MarshalJSON 

func (m JSONMap) MarshalJSON() ([]byte, error)

MarshalJSON to output non base64 encoded []byte noinspection all

func (*JSONMap) Scan 

func (m *JSONMap) Scan(val any) error

Scan scan value into Jsonb, implements sql.Scanner interface noinspection all

func (*JSONMap) UnmarshalJSON 

func (m *JSONMap) UnmarshalJSON(b []byte) error

UnmarshalJSON to deserialize []byte 这个函数很重要，Scan的时候 序列化通用函数会用到这个 noinspection all

func (JSONMap) Value 

func (m JSONMap) Value() (driver.Value, error)

Value return json value, implement driver.Valuer interface noinspection all

type JSONRaw 

type JSONRaw json.RawMessage

func (JSONRaw) GormDBDataType 

func (JSONRaw) GormDBDataType(db *gorm.DB, field *schema.Field) string

GormDBDataType gorm db data type noinspection all

func (JSONRaw) GormDataType 

func (JSONRaw) GormDataType() string

GormDataType gorm common data type. noinspection all

func (JSONRaw) GormValue 

func (js JSONRaw) GormValue(ctx context.Context, db *gorm.DB) clause.Expr

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func (JSONRaw) MarshalJSON 

func (js JSONRaw) MarshalJSON() ([]byte, error)

MarshalJSON to output non base64 encoded []byte noinspection all

func (*JSONRaw) Scan 

func (j *JSONRaw) Scan(value interface{}) error

Scan value into Jsonb, implements sql.Scanner interface noinspection all

func (*JSONRaw) UnmarshalJSON 

func (js *JSONRaw) UnmarshalJSON(b []byte) error

UnmarshalJSON to deserialize []byte noinspection all

func (JSONRaw) Value 

func (j JSONRaw) Value() (driver.Value, error)

Value return json value, implement driver.Valuer interface noinspection all

type SessionValue 

type SessionValue struct {
	Val any
}

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func NewSessionValue 

func NewSessionValue(val any) SessionValue

func (SessionValue) GormDBDataType 

func (SessionValue) GormDBDataType(db *gorm.DB, field *schema.Field) string

GormDBDataType gorm db data type noinspection all

func (SessionValue) GormDataType 

func (s SessionValue) GormDataType() string

func (*SessionValue) Scan 

func (s *SessionValue) Scan(val any) error

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func (SessionValue) Value 

func (s SessionValue) Value() (driver.Value, error)

Value return blob value, implement driver.Valuer interface noinspection all

type String 

type String string

func (String) GormDBDataType 

func (String) GormDBDataType(db *gorm.DB, field *schema.Field) string

GormDBDataType gorm db data type noinspection all

func (String) GormDataType 

func (s String) GormDataType() string

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func (*String) Scan 

func (s *String) Scan(val interface{}) (err error)

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func (String) Value 

func (s String) Value() (driver.Value, error)

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type StringArray 

type StringArray []string

func (StringArray) GormDBDataType 

func (StringArray) GormDBDataType(db *gorm.DB, field *schema.Field) string

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func (StringArray) GormValue 

func (jm StringArray) GormValue(ctx context.Context, db *gorm.DB) clause.Expr

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func (*StringArray) Scan 

func (m *StringArray) Scan(val interface{}) error

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func (StringArray) Value 

func (m StringArray) Value() (driver.Value, error)

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type Timestamp 

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

func NewTimestamp 

func NewTimestamp(t time.Time, formats ...string) *Timestamp

func (*Timestamp) Format 

func (t *Timestamp) Format(layout string) string

Format 使用指定格式格式化时间 noinspection all

func (Timestamp) GormDBDataType 

func (t Timestamp) GormDBDataType(db *gorm.DB, field *schema.Field) string

GormDBDataType gorm db data type noinspection all

func (Timestamp) GormDataType 

func (t Timestamp) GormDataType() string

GormDataType gorm db data type noinspection all

func (*Timestamp) IsZero 

func (t *Timestamp) IsZero() bool

IsZero 判断时间是否为零值 noinspection all

func (*Timestamp) MarshalJSON 

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

MarshalJSON 实现 JSON 序列化接口 noinspection all

func (*Timestamp) Scan 

func (t *Timestamp) Scan(value interface{}) error

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func (*Timestamp) SetFormat 

func (t *Timestamp) SetFormat(format string)

SetFormat 设置格式化字符串 noinspection all

func (*Timestamp) SetTime 

func (t *Timestamp) SetTime(time time.Time)

SetTime 设置时间 noinspection all

func (*Timestamp) String 

func (t *Timestamp) String() string

String 实现 Stringer 接口 noinspection all

func (*Timestamp) Time 

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

Time 返回内部的 time.Time noinspection all

func (*Timestamp) Unix 

func (t *Timestamp) Unix() int64

Unix 返回秒级时间戳 noinspection all

func (*Timestamp) UnixMicro 

func (t *Timestamp) UnixMicro() int64

UnixMicro 返回微秒级时间戳 noinspection all

func (*Timestamp) UnixMilli 

func (t *Timestamp) UnixMilli() int64

UnixMilli 返回毫秒级时间戳 noinspection all

func (*Timestamp) UnixNano 

func (t *Timestamp) UnixNano() int64

UnixNano 返回纳秒级时间戳 noinspection all

func (*Timestamp) UnmarshalJSON 

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

UnmarshalJSON 实现 JSON 反序列化接口 noinspection all

func (Timestamp) Value 

func (t Timestamp) Value() (driver.Value, error)

Value 实现 driver.Valuer 接口，将时间 转成微秒级时间戳 noinspection all

type Uint64 

type Uint64 struct {
	// contains filtered or unexported fields
}

func NewUint64 

func NewUint64(v uint64) Uint64

func (*Uint64) Equals 

func (u *Uint64) Equals(other Uint64) bool

func (*Uint64) EqualsInt 

func (u *Uint64) EqualsInt(other int) bool

func (*Uint64) EqualsUint64 

func (u *Uint64) EqualsUint64(other uint64) bool

func (*Uint64) GetValue 

func (u *Uint64) GetValue() uint64

func (Uint64) GormDBDataType 

func (u Uint64) GormDBDataType(db *gorm.DB, field *schema.Field) string

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func (*Uint64) Scan 

func (u *Uint64) Scan(value any) error

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func (*Uint64) SetValue 

func (u *Uint64) SetValue(v uint64)

func (Uint64) Value 

func (u Uint64) Value() (driver.Value, error)

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