Provides more powerful suggestions, like displaying of type information

[yamachu]

Currently, only the existence of the field is known. It would be better if we could have a code completion experience like when editing a TypeScript file.

It would also be useful to be able to jump to type definitions such as context, so we would like to make effective use of the completion items provided by TypeScript.

[yamachu]

https://code.visualstudio.com/api/language-extensions/programmatic-language-features#provide-diagnostics https://code.visualstudio.com/api/language-extensions/programmatic-language-features#show-definitions-of-a-symbol