In the final installment of our series on the SyntaxDocumentation command, we delve into its integration within the OCaml VSCode Platform extension. Building on our previous discussions about Merlin and OCaml LSP, this article explores how to make SyntaxDocumentation an opt-in feature in the popular VSCode editor. In the first part of this series, Creating the SyntaxDocumentation Command - Part 1: Merlin, we explored how to create a new command in Merlin, particularly the SyntaxDocumentation ...