Function getComponentPublicInstance

packages/runtime-core/src/component.ts:1189–1211

(
  instance: ComponentInternalInstance,
)

}

export function getComponentPublicInstance(
  instance: ComponentInternalInstance,
): ComponentPublicInstance | ComponentInternalInstance['exposed'] | null {
  if (instance.exposed) {
    return (
      instance.exposeProxy ||
      (instance.exposeProxy = new Proxy(proxyRefs(markRaw(instance.exposed)), {
        get(target, key: string) {
          if (key in target) {
            return target[key]
          } else if (key in publicPropertiesMap) {
            return publicPropertiesMap[key](instance)
          }
        },
        has(target, key: string) {
          return key in target || key in publicPropertiesMap
        },
      }))
    )
  } else {
    return instance.proxy
  }
}

const classifyRE = /(?:^|[-_])\w/g
const classify = (str: string): string =>