Documentation ¶
Index ¶
- func FixedError(err error) internal.Hook
- func If(hk internal.Hook, cond Condition) internal.Hook
- func On(hk internal.Hook, op internal.Op) internal.Hook
- func Reject(op internal.Op) internal.Hook
- func Unless(hk internal.Hook, op internal.Op) internal.Hook
- type Chain
- type Condition
- func And(first, second Condition, rest ...Condition) Condition
- func HasAddedFields(field string, fields ...string) Condition
- func HasClearedFields(field string, fields ...string) Condition
- func HasFields(field string, fields ...string) Condition
- func HasOp(op internal.Op) Condition
- func Not(cond Condition) Condition
- func Or(first, second Condition, rest ...Condition) Condition
- type GroupFunc
- type MessageFunc
- type NotificationFunc
- type PostFunc
- type SettingFunc
- type UserFunc
Constants ¶
This section is empty.
Variables ¶
This section is empty.
Functions ¶
func FixedError ¶
FixedError is a hook returning a fixed error.
func If ¶
If executes the given hook under condition.
hook.If(ComputeAverage, And(HasFields(...), HasAddedFields(...)))
func On ¶
On executes the given hook only for the given operation.
hook.On(Log, internal.Delete|internal.Create)
Types ¶
type Chain ¶
type Chain struct {
// contains filtered or unexported fields
}
Chain acts as a list of hooks and is effectively immutable. Once created, it will always hold the same set of hooks in the same order.
func (Chain) Append ¶
Append extends a chain, adding the specified hook as the last ones in the mutation flow.
type Condition ¶
Condition is a hook condition function.
func HasAddedFields ¶
HasAddedFields is a condition validating `.AddedField` on fields.
func HasClearedFields ¶
HasClearedFields is a condition validating `.FieldCleared` on fields.
type GroupFunc ¶
The GroupFunc type is an adapter to allow the use of ordinary function as Group mutator.
type MessageFunc ¶
The MessageFunc type is an adapter to allow the use of ordinary function as Message mutator.
type NotificationFunc ¶
The NotificationFunc type is an adapter to allow the use of ordinary function as Notification mutator.
type PostFunc ¶
The PostFunc type is an adapter to allow the use of ordinary function as Post mutator.
type SettingFunc ¶
The SettingFunc type is an adapter to allow the use of ordinary function as Setting mutator.