Evolving Dark’s tracing system

Paul Biggar
Jul 28, 2020 · 1 min read

One of the things that makes Dark truly unique is what we call “Trace-driven development”. The best way to write a HTTP handler in Dark is to start by making a request to the non-existent handler, then:

  • using the 404s list to create the handler
  • using the actual trace value to see the output of your code as you type it.

[Continued on blog.darklang.com]

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