vue3-core/packages/vue/jsx.d.ts

// global JSX namespace registration
// somehow we have to copy=pase the jsx-runtime types here to make TypeScript happy
import { VNode, VNodeRef } from '@vue/runtime-dom'
import { IntrinsicElementAttributes } from './jsx-runtime/dom'

export * from './jsx-runtime/dom'

export type ReservedProps = {
  key?: string | number | symbol
  ref?: VNodeRef
  ref_for?: boolean
  ref_key?: string
}

export type NativeElements = {
  [K in keyof IntrinsicElementAttributes]: IntrinsicElementAttributes[K] &
    ReservedProps
}

declare global {
  namespace JSX {
    export interface Element extends VNode {}
    export interface ElementClass {
      $props: {}
    }
    export interface ElementAttributesProperty {
      $props: {}
    }
    export interface IntrinsicElements extends NativeElements {
      // allow arbitrary elements
      // @ts-ignore suppress ts:2374 = Duplicate string index signature.
      [name: string]: any
    }
    export interface IntrinsicAttributes extends ReservedProps {}
  }
}