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streams

package module

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Versions in this module

v0

v0.3.0

Apr 20, 2024

v0.2.4

Oct 25, 2023

v0.2.3

Oct 9, 2023

v0.2.2

Sep 28, 2023

v0.2.1

Sep 16, 2023

v0.2.0

Sep 15, 2023

v0.1.0

Apr 18, 2023

Changes in this version

+ var DefaultGatherer prometheus.Gatherer = DefaultRegistry

+ var DefaultMetrics = NewMetrics()

+ var DefaultRegisterer prometheus.Registerer = DefaultRegistry

+ var DefaultRegistry = NewRegistry()

+ var ErrNotImplemented = errors.New("not implemented")

+ type Collector interface

+ Collect func(ch chan<- Metric)

+ type Gatherer interface

+ Gather func(collector Collector)

+ type Iterator interface

+ Next func() <-chan NextCursor

+ type Key interface

+ type MessageChannel chan msg.Message[K, V]

+ type MessageReceiver chan msg.Message[K, V]

+ type Messages chan msg.Message[K, V]

+ type Metric interface

+ Write func(m *Monitor) error

+ type Metrics struct

+ func NewMetrics() *Metrics

+ func (m *Metrics) Collect(ch chan<- prometheus.Metric)

+ func (m *Metrics) Describe(ch chan<- *prometheus.Desc)

+ type Monitor struct

+ func NewMonitor(metrics *Metrics) *Monitor

+ func (m *Monitor) Gather(collector Collector)

+ func (m *Monitor) SetCount(node string, count float64)

+ func (m *Monitor) SetLatency(node string, latency float64)

+ type NextCursor struct

+ Key string

+ Latest bool

+ Value []byte

+ type Node interface

+ AddChild func(Node)

+ Children func() []Node

+ Name func() string

+ func NewNode(name string) Node

+ type Opt func(*Opts)

+ func WithBuffer(size int) Opt

+ func WithErrorLogger(logger logger.LogFunc) Opt

+ func WithLogger(logger logger.LogFunc) Opt

+ func WithMonitor(m *Monitor) Opt

+ func WithName(name string) Opt

+ func WithTimeout(timeout time.Duration) Opt

+ type Opts struct

+ func DefaultOpts() *Opts

+ func (o *Opts) Configure(opts ...Opt)

+ type Predicate func(msg.Message[K, V]) (bool, error)

+ type Probe interface

+ Do func(ctx context.Context, monitor Monitor) error

+ type Registry struct

+ func NewRegistry() *Registry

+ func (r *Registry) Handler() http.Handler

+ type Sink interface

+ Write func(...msg.Message[K, V]) error

+ type Source interface

+ Commit func(...msg.Message[K, V]) error

+ Error func() error

+ Messages func() chan msg.Message[K, V]

+ type Stream interface

+ Close func()

+ Do func(name string, fn func(msg.Message[K, V])) Stream[K, V]

+ Drain func()

+ Error func() error

+ FanOut func(name string, predicates ...Predicate[K, V]) []Stream[K, V]

+ Filter func(name string, predicate Predicate[K, V]) Stream[K, V]

+ Log func(name string) Stream[K, V]

+ Map func(name string, fn func(msg.Message[K, V]) (msg.Message[K, V], error)) Stream[K, V]

+ Mark func() Stream[K, V]

+ Sink func(name string, sink Sink[K, V])

+ type StreamImpl struct

+ func NewStream(src Source[K, V], opts ...Opt) *StreamImpl[K, V]

+ func (s *StreamImpl[K, V]) Branch(name string, fns ...Predicate[K, V]) []*StreamImpl[K, V]

+ func (s *StreamImpl[K, V]) Close()

+ func (s *StreamImpl[K, V]) Collect(ch chan<- Metric)

+ func (s *StreamImpl[K, V]) Do(name string, fn func(msg.Message[K, V])) *StreamImpl[K, V]

+ func (s *StreamImpl[K, V]) Drain()

+ func (s *StreamImpl[K, V]) Error() error

+ func (s *StreamImpl[K, V]) Fail(err error)

+ func (s *StreamImpl[K, V]) FanOut(name string, num int) []*StreamImpl[K, V]

+ func (s *StreamImpl[K, V]) Filter(name string, fn Predicate[K, V]) *StreamImpl[K, V]

+ func (s *StreamImpl[K, V]) Log(name string) *StreamImpl[K, V]

+ func (s *StreamImpl[K, V]) Map(name string, fn func(msg.Message[K, V]) (msg.Message[K, V], error)) *StreamImpl[K, V]

+ func (s *StreamImpl[K, V]) Mark(name string) *StreamImpl[K, V]

+ func (s *StreamImpl[K, V]) Merge(name string, streams ...StreamImpl[K, V]) *StreamImpl[K, V]

+ func (s *StreamImpl[K, V]) Sink(name string, sink Sink[K, V])

+ type Table interface

+ Delete func(key string) error

+ Error func() error

+ Set func(key string, value []byte) error

+ Setup func() error

+ type Topology interface

+ Root func() Node

+ func NewTopology(root Node) Topology

+ type Unimplemented struct

+ func (u *Unimplemented[K, V]) Close()

+ func (u *Unimplemented[K, V]) Do(name string, fn func(msg.Message[K, V])) Stream[K, V]

+ func (u *Unimplemented[K, V]) Drain()

+ func (u *Unimplemented[K, V]) Error() error

+ func (u *Unimplemented[K, V]) FanOut(name string, predicates ...Predicate[K, V]) []Stream[K, V]

+ func (u *Unimplemented[K, V]) Filter(name string, predicate Predicate[K, V]) Stream[K, V]

+ func (u *Unimplemented[K, V]) Log(name string) Stream[K, V]

+ func (u *Unimplemented[K, V]) Map(name string, fn func(msg.Message[K, V]) (msg.Message[K, V], error)) Stream[K, V]

+ func (u *Unimplemented[K, V]) Mark() Stream[K, V]

+ func (u *Unimplemented[K, V]) Sink(name string, sink Sink[K, V])

+ type Value interface