hook

package

v0.2.2 Latest Latest Go to latest Published: May 21, 2020 License: Apache-2.0 Imports: 3 Imported by: 0

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func On(hk ent.Hook, op ent.Op) ent.Hook

On executes the given hook only of the given operation.

hook.On(Log, ent.Delete|ent.Create)

func Reject(op ent.Op) ent.Hook

Reject returns a hook that rejects all operations that match op.

func (T) Hooks() []ent.Hook {
	return []ent.Hook{
		Reject(ent.Delete|ent.Update),
	}
}

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 NewChain(hooks ...ent.Hook) Chain

NewChain creates a new chain of hooks.

func (c Chain) Append(hooks ...ent.Hook) Chain

Append extends a chain, adding the specified hook as the last ones in the mutation flow.

func (c Chain) Extend(chain Chain) Chain

Extend extends a chain, adding the specified chain as the last ones in the mutation flow.

func (c Chain) Hook() ent.Hook

Hook chains the list of hooks and returns the final hook.

type UserFunc func(context.Context, *ent.UserMutation) (ent.Value, error)

The UserFunc type is an adapter to allow the use of ordinary function as User mutator.

func (f UserFunc) Mutate(ctx context.Context, m ent.Mutation) (ent.Value, error)

Mutate calls f(ctx, m).