This is part of the Fake.Core.Trace module. TraceData Functions and values Function or valueDescription mapKnownTags f t Signature: f:(string -> string) -> t:KnownTags -> KnownTags Modifiers: inline mapMessage f t Signature: f:(string -> string) -> t:TraceData -> TraceData Modifiers: inline replace oldString replacement t Signature: oldString:string -> replacement:string -> t:TraceData -> TraceData