Function pushProvider

code/controlled-uncontrolled/public/app.js:11844–11858

(providerFiber)

  }

  function pushProvider(providerFiber) {
    var context = providerFiber.type.context;

    push(changedBitsCursor, context._changedBits, providerFiber);
    push(valueCursor, context._currentValue, providerFiber);
    push(providerCursor, providerFiber, providerFiber);

    context._currentValue = providerFiber.pendingProps.value;
    context._changedBits = providerFiber.stateNode;

    {
      warning(context._currentRenderer === null || context._currentRenderer === rendererSigil, 'Detected multiple renderers concurrently rendering the ' + 'same context provider. This is currently unsupported.');
      context._currentRenderer = rendererSigil;
    }
  }

  function popProvider(providerFiber) {
    var changedBits = changedBitsCursor.current;