HoneylixirTracing.Propagation.header

You're seeing just the function header, go back to HoneylixirTracing.Propagation module for more information.

Specs

header(t()) :: %{required(String.t()) => String.t()}

Provides map of the header key to the propogation context as a string.

Sets the Header key to "X-Honeycomb-Trace" in the map. Note that context is given as an empty string for now as trace fields are not supported.