Module Runtime_events.Type

type 'a t

The type for a user event content type.

val unit : unit t

An event that has no data associated with it.

type span =
  1. | Begin
  2. | End
val span : span t

An event that has a beginning and an end.

val int : int t

An event containing an integer value.

val register : encode:(bytes -> 'a -> int) -> decode:(bytes -> int -> 'a) -> 'a t

Registers a custom type by providing an encoder and a decoder. The encoder writes the value in the provided buffer and returns the number of bytes written. The decoder gets a slice of the buffer of specified length, and returns the decoded value.

The maximum value length is 1024 bytes.