Function setIsServer

packages/query-core/src/__tests__/utils.ts:26–37

(isServer: boolean)

// This monkey-patches the isServer-value from utils,
// so that we can pretend to be in a server environment
export function setIsServer(isServer: boolean) {
  const original = utils.isServer
  Object.defineProperty(utils, 'isServer', {
    get: () => isServer,
  })

  return () => {
    Object.defineProperty(utils, 'isServer', {
      get: () => original,
    })
  }
}