Function normalizeInject

packages/runtime-core/src/componentOptions.ts:1067–1078

(
  raw: ComponentInjectOptions | undefined,
)

}

function normalizeInject(
  raw: ComponentInjectOptions | undefined,
): ObjectInjectOptions | undefined {
  if (isArray(raw)) {
    const res: ObjectInjectOptions = {}
    for (let i = 0; i < raw.length; i++) {
      res[raw[i]] = raw[i]
    }
    return res
  }
  return raw
}

function mergeAsArray<T = Function>(to: T[] | T | undefined, from: T | T[]) {
  return to ? [...new Set([].concat(to as any, from as any))] : from