This has been replaced by the much more useful and accurate https://github.com/halfnelson/nativescript-source-to-jsx-def It turns out the XML wasn't specific enough to generate good type defs.
Parses the NativeScript XML schema and uses it to generate the JSX types for use with svelte-type-checker-vscode etc.
# to get paket
dotnet tool restore
# to get deps
dotnet packet restore
# to generate types
dotnet fsi generate.fsx <output-file>- Override generated event types. The event attributes are string typed in the XML schema.