Function updateContextProvider

docs/external/js/react-dom.development.js:18357–18393

(current, workInProgress, renderExpirationTime)

  }

  function updateContextProvider(current, workInProgress, renderExpirationTime) {
    var providerType = workInProgress.type;
    var context = providerType._context;
    var newProps = workInProgress.pendingProps;
    var oldProps = workInProgress.memoizedProps;
    var newValue = newProps.value;

    {
      var providerPropTypes = workInProgress.type.propTypes;

      if (providerPropTypes) {
        checkPropTypes_1(providerPropTypes, newProps, 'prop', 'Context.Provider', getCurrentFiberStackInDev);
      }
    }

    pushProvider(workInProgress, newValue);

    if (oldProps !== null) {
      var oldValue = oldProps.value;
      var changedBits = calculateChangedBits(context, newValue, oldValue);

      if (changedBits === 0) {
        // No change. Bailout early if children are the same.
        if (oldProps.children === newProps.children && !hasContextChanged()) {
          return bailoutOnAlreadyFinishedWork(current, workInProgress, renderExpirationTime);
        }
      } else {
        // The context value changed. Search for matching consumers and schedule
        // them to update.
        propagateContextChange(workInProgress, context, changedBits, renderExpirationTime);
      }
    }

    var newChildren = newProps.children;
    reconcileChildren(current, workInProgress, newChildren, renderExpirationTime);
    return workInProgress.child;
  }

  var hasWarnedAboutUsingContextAsConsumer = false;