[Proposal] namespaced JSX elements and attributes will be available in ts 4.2

[JounQin]

🧐 Problem Description

💻 Sample code

🚑 Other information

const foo = <n:a n:v />;

Although it means different with Vue modifier by default, but can we write a ts plugin to support it as Vue modifier just like template?

microsoft/TypeScript#37421

[tienpv222]

I have to write v-model={[val, 'propName']} a lot, so I'd be great if I can just do v-model:propName={val}.