21 lines
518 B
Go
21 lines
518 B
Go
package server
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import (
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"errors"
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_ "github.com/mattn/go-sqlite3" // SQLite driver
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"time"
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)
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var (
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errUnexpectedMessageType = errors.New("unexpected message type")
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)
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// cache implements a cache for messages of type "message" events,
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// i.e. message structs with the Event messageEvent.
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type cache interface {
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AddMessage(m *message) error
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Messages(topic string, since sinceTime) ([]*message, error)
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MessageCount(topic string) (int, error)
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Topics() (map[string]*topic, error)
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Prune(keep time.Duration) error
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}
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