Function pushTopLevelContextObject

code/communication/public/app.js:12409–12414

(fiber, context, didChange)

  }

  function pushTopLevelContextObject(fiber, context, didChange) {
    !(contextStackCursor.cursor == null) ? invariant(false, 'Unexpected context found on stack. This error is likely caused by a bug in React. Please file an issue.') : void 0;

    push(contextStackCursor, context, fiber);
    push(didPerformWorkStackCursor, didChange, fiber);
  }

  function processChildContext(fiber, parentContext) {
    var instance = fiber.stateNode;