/
hook.go
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/
hook.go
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// Code generated by ent, DO NOT EDIT.
package hook
import (
"context"
"fmt"
"entgo.io/contrib/entproto/internal/entprototest/ent"
)
// The AllMethodsServiceFunc type is an adapter to allow the use of ordinary
// function as AllMethodsService mutator.
type AllMethodsServiceFunc func(context.Context, *ent.AllMethodsServiceMutation) (ent.Value, error)
// Mutate calls f(ctx, m).
func (f AllMethodsServiceFunc) Mutate(ctx context.Context, m ent.Mutation) (ent.Value, error) {
if mv, ok := m.(*ent.AllMethodsServiceMutation); ok {
return f(ctx, mv)
}
return nil, fmt.Errorf("unexpected mutation type %T. expect *ent.AllMethodsServiceMutation", m)
}
// The BlogPostFunc type is an adapter to allow the use of ordinary
// function as BlogPost mutator.
type BlogPostFunc func(context.Context, *ent.BlogPostMutation) (ent.Value, error)
// Mutate calls f(ctx, m).
func (f BlogPostFunc) Mutate(ctx context.Context, m ent.Mutation) (ent.Value, error) {
if mv, ok := m.(*ent.BlogPostMutation); ok {
return f(ctx, mv)
}
return nil, fmt.Errorf("unexpected mutation type %T. expect *ent.BlogPostMutation", m)
}
// The CategoryFunc type is an adapter to allow the use of ordinary
// function as Category mutator.
type CategoryFunc func(context.Context, *ent.CategoryMutation) (ent.Value, error)
// Mutate calls f(ctx, m).
func (f CategoryFunc) Mutate(ctx context.Context, m ent.Mutation) (ent.Value, error) {
if mv, ok := m.(*ent.CategoryMutation); ok {
return f(ctx, mv)
}
return nil, fmt.Errorf("unexpected mutation type %T. expect *ent.CategoryMutation", m)
}
// The DependsOnSkippedFunc type is an adapter to allow the use of ordinary
// function as DependsOnSkipped mutator.
type DependsOnSkippedFunc func(context.Context, *ent.DependsOnSkippedMutation) (ent.Value, error)
// Mutate calls f(ctx, m).
func (f DependsOnSkippedFunc) Mutate(ctx context.Context, m ent.Mutation) (ent.Value, error) {
if mv, ok := m.(*ent.DependsOnSkippedMutation); ok {
return f(ctx, mv)
}
return nil, fmt.Errorf("unexpected mutation type %T. expect *ent.DependsOnSkippedMutation", m)
}
// The DuplicateNumberMessageFunc type is an adapter to allow the use of ordinary
// function as DuplicateNumberMessage mutator.
type DuplicateNumberMessageFunc func(context.Context, *ent.DuplicateNumberMessageMutation) (ent.Value, error)
// Mutate calls f(ctx, m).
func (f DuplicateNumberMessageFunc) Mutate(ctx context.Context, m ent.Mutation) (ent.Value, error) {
if mv, ok := m.(*ent.DuplicateNumberMessageMutation); ok {
return f(ctx, mv)
}
return nil, fmt.Errorf("unexpected mutation type %T. expect *ent.DuplicateNumberMessageMutation", m)
}
// The EnumWithConflictingValueFunc type is an adapter to allow the use of ordinary
// function as EnumWithConflictingValue mutator.
type EnumWithConflictingValueFunc func(context.Context, *ent.EnumWithConflictingValueMutation) (ent.Value, error)
// Mutate calls f(ctx, m).
func (f EnumWithConflictingValueFunc) Mutate(ctx context.Context, m ent.Mutation) (ent.Value, error) {
if mv, ok := m.(*ent.EnumWithConflictingValueMutation); ok {
return f(ctx, mv)
}
return nil, fmt.Errorf("unexpected mutation type %T. expect *ent.EnumWithConflictingValueMutation", m)
}
// The ExplicitSkippedMessageFunc type is an adapter to allow the use of ordinary
// function as ExplicitSkippedMessage mutator.
type ExplicitSkippedMessageFunc func(context.Context, *ent.ExplicitSkippedMessageMutation) (ent.Value, error)
// Mutate calls f(ctx, m).
func (f ExplicitSkippedMessageFunc) Mutate(ctx context.Context, m ent.Mutation) (ent.Value, error) {
if mv, ok := m.(*ent.ExplicitSkippedMessageMutation); ok {
return f(ctx, mv)
}
return nil, fmt.Errorf("unexpected mutation type %T. expect *ent.ExplicitSkippedMessageMutation", m)
}
// The ImageFunc type is an adapter to allow the use of ordinary
// function as Image mutator.
type ImageFunc func(context.Context, *ent.ImageMutation) (ent.Value, error)
// Mutate calls f(ctx, m).
func (f ImageFunc) Mutate(ctx context.Context, m ent.Mutation) (ent.Value, error) {
if mv, ok := m.(*ent.ImageMutation); ok {
return f(ctx, mv)
}
return nil, fmt.Errorf("unexpected mutation type %T. expect *ent.ImageMutation", m)
}
// The ImplicitSkippedMessageFunc type is an adapter to allow the use of ordinary
// function as ImplicitSkippedMessage mutator.
type ImplicitSkippedMessageFunc func(context.Context, *ent.ImplicitSkippedMessageMutation) (ent.Value, error)
// Mutate calls f(ctx, m).
func (f ImplicitSkippedMessageFunc) Mutate(ctx context.Context, m ent.Mutation) (ent.Value, error) {
if mv, ok := m.(*ent.ImplicitSkippedMessageMutation); ok {
return f(ctx, mv)
}
return nil, fmt.Errorf("unexpected mutation type %T. expect *ent.ImplicitSkippedMessageMutation", m)
}
// The InvalidFieldMessageFunc type is an adapter to allow the use of ordinary
// function as InvalidFieldMessage mutator.
type InvalidFieldMessageFunc func(context.Context, *ent.InvalidFieldMessageMutation) (ent.Value, error)
// Mutate calls f(ctx, m).
func (f InvalidFieldMessageFunc) Mutate(ctx context.Context, m ent.Mutation) (ent.Value, error) {
if mv, ok := m.(*ent.InvalidFieldMessageMutation); ok {
return f(ctx, mv)
}
return nil, fmt.Errorf("unexpected mutation type %T. expect *ent.InvalidFieldMessageMutation", m)
}
// The MessageWithEnumFunc type is an adapter to allow the use of ordinary
// function as MessageWithEnum mutator.
type MessageWithEnumFunc func(context.Context, *ent.MessageWithEnumMutation) (ent.Value, error)
// Mutate calls f(ctx, m).
func (f MessageWithEnumFunc) Mutate(ctx context.Context, m ent.Mutation) (ent.Value, error) {
if mv, ok := m.(*ent.MessageWithEnumMutation); ok {
return f(ctx, mv)
}
return nil, fmt.Errorf("unexpected mutation type %T. expect *ent.MessageWithEnumMutation", m)
}
// The MessageWithFieldOneFunc type is an adapter to allow the use of ordinary
// function as MessageWithFieldOne mutator.
type MessageWithFieldOneFunc func(context.Context, *ent.MessageWithFieldOneMutation) (ent.Value, error)
// Mutate calls f(ctx, m).
func (f MessageWithFieldOneFunc) Mutate(ctx context.Context, m ent.Mutation) (ent.Value, error) {
if mv, ok := m.(*ent.MessageWithFieldOneMutation); ok {
return f(ctx, mv)
}
return nil, fmt.Errorf("unexpected mutation type %T. expect *ent.MessageWithFieldOneMutation", m)
}
// The MessageWithIDFunc type is an adapter to allow the use of ordinary
// function as MessageWithID mutator.
type MessageWithIDFunc func(context.Context, *ent.MessageWithIDMutation) (ent.Value, error)
// Mutate calls f(ctx, m).
func (f MessageWithIDFunc) Mutate(ctx context.Context, m ent.Mutation) (ent.Value, error) {
if mv, ok := m.(*ent.MessageWithIDMutation); ok {
return f(ctx, mv)
}
return nil, fmt.Errorf("unexpected mutation type %T. expect *ent.MessageWithIDMutation", m)
}
// The MessageWithIntsFunc type is an adapter to allow the use of ordinary
// function as MessageWithInts mutator.
type MessageWithIntsFunc func(context.Context, *ent.MessageWithIntsMutation) (ent.Value, error)
// Mutate calls f(ctx, m).
func (f MessageWithIntsFunc) Mutate(ctx context.Context, m ent.Mutation) (ent.Value, error) {
if mv, ok := m.(*ent.MessageWithIntsMutation); ok {
return f(ctx, mv)
}
return nil, fmt.Errorf("unexpected mutation type %T. expect *ent.MessageWithIntsMutation", m)
}
// The MessageWithOptionalsFunc type is an adapter to allow the use of ordinary
// function as MessageWithOptionals mutator.
type MessageWithOptionalsFunc func(context.Context, *ent.MessageWithOptionalsMutation) (ent.Value, error)
// Mutate calls f(ctx, m).
func (f MessageWithOptionalsFunc) Mutate(ctx context.Context, m ent.Mutation) (ent.Value, error) {
if mv, ok := m.(*ent.MessageWithOptionalsMutation); ok {
return f(ctx, mv)
}
return nil, fmt.Errorf("unexpected mutation type %T. expect *ent.MessageWithOptionalsMutation", m)
}
// The MessageWithPackageNameFunc type is an adapter to allow the use of ordinary
// function as MessageWithPackageName mutator.
type MessageWithPackageNameFunc func(context.Context, *ent.MessageWithPackageNameMutation) (ent.Value, error)
// Mutate calls f(ctx, m).
func (f MessageWithPackageNameFunc) Mutate(ctx context.Context, m ent.Mutation) (ent.Value, error) {
if mv, ok := m.(*ent.MessageWithPackageNameMutation); ok {
return f(ctx, mv)
}
return nil, fmt.Errorf("unexpected mutation type %T. expect *ent.MessageWithPackageNameMutation", m)
}
// The MessageWithStringsFunc type is an adapter to allow the use of ordinary
// function as MessageWithStrings mutator.
type MessageWithStringsFunc func(context.Context, *ent.MessageWithStringsMutation) (ent.Value, error)
// Mutate calls f(ctx, m).
func (f MessageWithStringsFunc) Mutate(ctx context.Context, m ent.Mutation) (ent.Value, error) {
if mv, ok := m.(*ent.MessageWithStringsMutation); ok {
return f(ctx, mv)
}
return nil, fmt.Errorf("unexpected mutation type %T. expect *ent.MessageWithStringsMutation", m)
}
// The NoBackrefFunc type is an adapter to allow the use of ordinary
// function as NoBackref mutator.
type NoBackrefFunc func(context.Context, *ent.NoBackrefMutation) (ent.Value, error)
// Mutate calls f(ctx, m).
func (f NoBackrefFunc) Mutate(ctx context.Context, m ent.Mutation) (ent.Value, error) {
if mv, ok := m.(*ent.NoBackrefMutation); ok {
return f(ctx, mv)
}
return nil, fmt.Errorf("unexpected mutation type %T. expect *ent.NoBackrefMutation", m)
}
// The OneMethodServiceFunc type is an adapter to allow the use of ordinary
// function as OneMethodService mutator.
type OneMethodServiceFunc func(context.Context, *ent.OneMethodServiceMutation) (ent.Value, error)
// Mutate calls f(ctx, m).
func (f OneMethodServiceFunc) Mutate(ctx context.Context, m ent.Mutation) (ent.Value, error) {
if mv, ok := m.(*ent.OneMethodServiceMutation); ok {
return f(ctx, mv)
}
return nil, fmt.Errorf("unexpected mutation type %T. expect *ent.OneMethodServiceMutation", m)
}
// The PortalFunc type is an adapter to allow the use of ordinary
// function as Portal mutator.
type PortalFunc func(context.Context, *ent.PortalMutation) (ent.Value, error)
// Mutate calls f(ctx, m).
func (f PortalFunc) Mutate(ctx context.Context, m ent.Mutation) (ent.Value, error) {
if mv, ok := m.(*ent.PortalMutation); ok {
return f(ctx, mv)
}
return nil, fmt.Errorf("unexpected mutation type %T. expect *ent.PortalMutation", m)
}
// The SkipEdgeExampleFunc type is an adapter to allow the use of ordinary
// function as SkipEdgeExample mutator.
type SkipEdgeExampleFunc func(context.Context, *ent.SkipEdgeExampleMutation) (ent.Value, error)
// Mutate calls f(ctx, m).
func (f SkipEdgeExampleFunc) Mutate(ctx context.Context, m ent.Mutation) (ent.Value, error) {
if mv, ok := m.(*ent.SkipEdgeExampleMutation); ok {
return f(ctx, mv)
}
return nil, fmt.Errorf("unexpected mutation type %T. expect *ent.SkipEdgeExampleMutation", m)
}
// The TwoMethodServiceFunc type is an adapter to allow the use of ordinary
// function as TwoMethodService mutator.
type TwoMethodServiceFunc func(context.Context, *ent.TwoMethodServiceMutation) (ent.Value, error)
// Mutate calls f(ctx, m).
func (f TwoMethodServiceFunc) Mutate(ctx context.Context, m ent.Mutation) (ent.Value, error) {
if mv, ok := m.(*ent.TwoMethodServiceMutation); ok {
return f(ctx, mv)
}
return nil, fmt.Errorf("unexpected mutation type %T. expect *ent.TwoMethodServiceMutation", m)
}
// The UserFunc type is an adapter to allow the use of ordinary
// function as User mutator.
type UserFunc func(context.Context, *ent.UserMutation) (ent.Value, error)
// Mutate calls f(ctx, m).
func (f UserFunc) Mutate(ctx context.Context, m ent.Mutation) (ent.Value, error) {
if mv, ok := m.(*ent.UserMutation); ok {
return f(ctx, mv)
}
return nil, fmt.Errorf("unexpected mutation type %T. expect *ent.UserMutation", m)
}
// The ValidMessageFunc type is an adapter to allow the use of ordinary
// function as ValidMessage mutator.
type ValidMessageFunc func(context.Context, *ent.ValidMessageMutation) (ent.Value, error)
// Mutate calls f(ctx, m).
func (f ValidMessageFunc) Mutate(ctx context.Context, m ent.Mutation) (ent.Value, error) {
if mv, ok := m.(*ent.ValidMessageMutation); ok {
return f(ctx, mv)
}
return nil, fmt.Errorf("unexpected mutation type %T. expect *ent.ValidMessageMutation", m)
}
// Condition is a hook condition function.
type Condition func(context.Context, ent.Mutation) bool
// And groups conditions with the AND operator.
func And(first, second Condition, rest ...Condition) Condition {
return func(ctx context.Context, m ent.Mutation) bool {
if !first(ctx, m) || !second(ctx, m) {
return false
}
for _, cond := range rest {
if !cond(ctx, m) {
return false
}
}
return true
}
}
// Or groups conditions with the OR operator.
func Or(first, second Condition, rest ...Condition) Condition {
return func(ctx context.Context, m ent.Mutation) bool {
if first(ctx, m) || second(ctx, m) {
return true
}
for _, cond := range rest {
if cond(ctx, m) {
return true
}
}
return false
}
}
// Not negates a given condition.
func Not(cond Condition) Condition {
return func(ctx context.Context, m ent.Mutation) bool {
return !cond(ctx, m)
}
}
// HasOp is a condition testing mutation operation.
func HasOp(op ent.Op) Condition {
return func(_ context.Context, m ent.Mutation) bool {
return m.Op().Is(op)
}
}
// HasAddedFields is a condition validating `.AddedField` on fields.
func HasAddedFields(field string, fields ...string) Condition {
return func(_ context.Context, m ent.Mutation) bool {
if _, exists := m.AddedField(field); !exists {
return false
}
for _, field := range fields {
if _, exists := m.AddedField(field); !exists {
return false
}
}
return true
}
}
// HasClearedFields is a condition validating `.FieldCleared` on fields.
func HasClearedFields(field string, fields ...string) Condition {
return func(_ context.Context, m ent.Mutation) bool {
if exists := m.FieldCleared(field); !exists {
return false
}
for _, field := range fields {
if exists := m.FieldCleared(field); !exists {
return false
}
}
return true
}
}
// HasFields is a condition validating `.Field` on fields.
func HasFields(field string, fields ...string) Condition {
return func(_ context.Context, m ent.Mutation) bool {
if _, exists := m.Field(field); !exists {
return false
}
for _, field := range fields {
if _, exists := m.Field(field); !exists {
return false
}
}
return true
}
}
// If executes the given hook under condition.
//
// hook.If(ComputeAverage, And(HasFields(...), HasAddedFields(...)))
func If(hk ent.Hook, cond Condition) ent.Hook {
return func(next ent.Mutator) ent.Mutator {
return ent.MutateFunc(func(ctx context.Context, m ent.Mutation) (ent.Value, error) {
if cond(ctx, m) {
return hk(next).Mutate(ctx, m)
}
return next.Mutate(ctx, m)
})
}
}
// On executes the given hook only for the given operation.
//
// hook.On(Log, ent.Delete|ent.Create)
func On(hk ent.Hook, op ent.Op) ent.Hook {
return If(hk, HasOp(op))
}
// Unless skips the given hook only for the given operation.
//
// hook.Unless(Log, ent.Update|ent.UpdateOne)
func Unless(hk ent.Hook, op ent.Op) ent.Hook {
return If(hk, Not(HasOp(op)))
}
// FixedError is a hook returning a fixed error.
func FixedError(err error) ent.Hook {
return func(ent.Mutator) ent.Mutator {
return ent.MutateFunc(func(context.Context, ent.Mutation) (ent.Value, error) {
return nil, err
})
}
}
// Reject returns a hook that rejects all operations that match op.
//
// func (T) Hooks() []ent.Hook {
// return []ent.Hook{
// Reject(ent.Delete|ent.Update),
// }
// }
func Reject(op ent.Op) ent.Hook {
hk := FixedError(fmt.Errorf("%s operation is not allowed", op))
return On(hk, op)
}
// 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.
type Chain struct {
hooks []ent.Hook
}
// NewChain creates a new chain of hooks.
func NewChain(hooks ...ent.Hook) Chain {
return Chain{append([]ent.Hook(nil), hooks...)}
}
// Hook chains the list of hooks and returns the final hook.
func (c Chain) Hook() ent.Hook {
return func(mutator ent.Mutator) ent.Mutator {
for i := len(c.hooks) - 1; i >= 0; i-- {
mutator = c.hooks[i](mutator)
}
return mutator
}
}
// Append extends a chain, adding the specified hook
// as the last ones in the mutation flow.
func (c Chain) Append(hooks ...ent.Hook) Chain {
newHooks := make([]ent.Hook, 0, len(c.hooks)+len(hooks))
newHooks = append(newHooks, c.hooks...)
newHooks = append(newHooks, hooks...)
return Chain{newHooks}
}
// Extend extends a chain, adding the specified chain
// as the last ones in the mutation flow.
func (c Chain) Extend(chain Chain) Chain {
return c.Append(chain.hooks...)
}