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Versions in this module

v0

v0.0.6

Jun 18, 2021

Changes in this version

+ var ErrAggregateVersionMismatch = errors.New("aggregate version mismatch")

v0.0.5

Jun 13, 2021

v0.0.4

Jun 13, 2021

v0.0.3

Jan 16, 2021

v0.0.2

Jan 16, 2021

v0.0.1

Jan 7, 2021

Changes in this version

+ var DefaultSnapshotStrategy = NewMaxChangesSnapshotStrategy(10)

+ var ErrAggregateNotFound = errors.New("aggregate not found")

+ var ErrPendingChanges = fmt.Errorf("cannot process command while pending changes exist")

+ type Aggregate interface

+ ApplyEvent func(event core.Event) error

+ ApplySnapshot func(snapshot core.Snapshot) error

+ ProcessCommand func(command core.Command) error

+ ToSnapshot func() (core.Snapshot, error)

+ type AggregateBase struct

+ func (a AggregateBase) ID() string

+ type AggregateRepository interface

+ Load func(ctx context.Context, aggregateID string) (*AggregateRoot, error)

+ Save func(ctx context.Context, command core.Command, options ...AggregateRootOption) (*AggregateRoot, error)

+ Update func(ctx context.Context, aggregateID string, command core.Command, ...) (*AggregateRoot, error)

+ type AggregateRoot struct

+ func NewAggregateRoot(aggregate Aggregate, options ...AggregateRootOption) *AggregateRoot

+ func (r *AggregateRoot) AddEvent(events ...core.Event)

+ func (r *AggregateRoot) ClearEvents()

+ func (r *AggregateRoot) CommitEvents()

+ func (r *AggregateRoot) LoadEvent(events ...core.Event) error

+ func (r *AggregateRoot) LoadSnapshot(snapshot core.Snapshot, version int) error

+ func (r *AggregateRoot) ProcessCommand(command core.Command) error

+ func (r AggregateRoot) Aggregate() Aggregate

+ func (r AggregateRoot) AggregateID() string

+ func (r AggregateRoot) AggregateName() string

+ func (r AggregateRoot) EntityName() string

+ func (r AggregateRoot) Events() []core.Event

+ func (r AggregateRoot) ID() string

+ func (r AggregateRoot) PendingVersion() int

+ func (r AggregateRoot) Version() int

+ type AggregateRootOption func(r *AggregateRoot)

+ func WithAggregateRootID(aggregateID string) AggregateRootOption

+ type AggregateRootRepository struct

+ func NewAggregateRootRepository(constructor func() Aggregate, store AggregateRootStore) *AggregateRootRepository

+ func (r *AggregateRootRepository) Load(ctx context.Context, aggregateID string) (*AggregateRoot, error)

+ func (r *AggregateRootRepository) Save(ctx context.Context, command core.Command, options ...AggregateRootOption) (*AggregateRoot, error)

+ func (r *AggregateRootRepository) Update(ctx context.Context, aggregateID string, command core.Command, ...) (*AggregateRoot, error)

+ type AggregateRootStore interface

+ Load func(ctx context.Context, aggregate *AggregateRoot) error

+ Save func(ctx context.Context, aggregate *AggregateRoot) error

+ type AggregateRootStoreMiddleware func(store AggregateRootStore) AggregateRootStore

+ type SnapshotStrategy interface

+ ShouldSnapshot func(aggregate *AggregateRoot) bool

+ func NewMaxChangesSnapshotStrategy(maxChanges int) SnapshotStrategy