Rough and ready jump-to-definition for Phoenix component functions in…

[michaelforrest]

… heex markup

This may match some private functions it shouldn't, and I'm not sure I've done due diligence on version numbers etc... but let's get started (also is this is the right repo?!)

[lukaszsamson]

Have you considered requiring an LSP extension (elixirLS, Lexical) and issuing a hand crafted definition request via LSP client interface?

[michaelforrest]

I have not - sorry, it's a rough-and-ready RegEx implementation but there's a workflow there now if you want to try something better?