--- /dev/null
+namespace Logger
+
+open System
+
+open Logger.Types
+
+/// <summary>
+/// Interface for log listeners
+/// </summary>
+type IListener =
+ abstract NewEntry : severity : Severity -> header : string -> message : string -> unit
+
+type internal IWriter =
+ inherit IDisposable
+
+ abstract DebugLoggingEnabled : bool with get, set
+ abstract AvoidRepeatingIdenticalMessages : bool with get, set
+ abstract LogDir : string
+ abstract MaxSizeFile : int64 with get, set
+ abstract LogFiles : string seq
+ abstract Write : message:Message -> unit
+ abstract Flush : unit -> unit
+ abstract ClearLogFilesOlderThan : TimeSpan -> unit
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