Dash

 view release on metacpan or  search on metacpan

share/assets/dash_renderer/react-dom@16.8.6.js  view on Meta::CPAN

  // IE 11 uses modern selection, but doesn't support the extend method.
  // Flip backward selections, so we can set with a single range.
  if (!selection.extend && start > end) {
    var temp = end;
    end = start;
    start = temp;
  }

  var startMarker = getNodeForCharacterOffset(node, start);
  var endMarker = getNodeForCharacterOffset(node, end);

  if (startMarker && endMarker) {
    if (selection.rangeCount === 1 && selection.anchorNode === startMarker.node && selection.anchorOffset === startMarker.offset && selection.focusNode === endMarker.node && selection.focusOffset === endMarker.offset) {
      return;
    }
    var range = doc.createRange();
    range.setStart(startMarker.node, startMarker.offset);
    selection.removeAllRanges();

    if (start > end) {
      selection.addRange(range);
      selection.extend(endMarker.node, endMarker.offset);
    } else {
      range.setEnd(endMarker.node, endMarker.offset);
      selection.addRange(range);
    }
  }
}

function isTextNode(node) {
  return node && node.nodeType === TEXT_NODE;
}

function containsNode(outerNode, innerNode) {
  if (!outerNode || !innerNode) {
    return false;
  } else if (outerNode === innerNode) {
    return true;
  } else if (isTextNode(outerNode)) {
    return false;
  } else if (isTextNode(innerNode)) {
    return containsNode(outerNode, innerNode.parentNode);
  } else if ('contains' in outerNode) {
    return outerNode.contains(innerNode);
  } else if (outerNode.compareDocumentPosition) {
    return !!(outerNode.compareDocumentPosition(innerNode) & 16);
  } else {
    return false;
  }
}

function isInDocument(node) {
  return node && node.ownerDocument && containsNode(node.ownerDocument.documentElement, node);
}

function isSameOriginFrame(iframe) {
  try {
    // Accessing the contentDocument of a HTMLIframeElement can cause the browser
    // to throw, e.g. if it has a cross-origin src attribute.
    // Safari will show an error in the console when the access results in "Blocked a frame with origin". e.g:
    // iframe.contentDocument.defaultView;
    // A safety way is to access one of the cross origin properties: Window or Location
    // Which might result in "SecurityError" DOM Exception and it is compatible to Safari.
    // https://html.spec.whatwg.org/multipage/browsers.html#integration-with-idl

    return typeof iframe.contentWindow.location.href === 'string';
  } catch (err) {
    return false;
  }
}

function getActiveElementDeep() {
  var win = window;
  var element = getActiveElement();
  while (element instanceof win.HTMLIFrameElement) {
    if (isSameOriginFrame(element)) {
      win = element.contentWindow;
    } else {
      return element;
    }
    element = getActiveElement(win.document);
  }
  return element;
}

/**
 * @ReactInputSelection: React input selection module. Based on Selection.js,
 * but modified to be suitable for react and has a couple of bug fixes (doesn't
 * assume buttons have range selections allowed).
 * Input selection module for React.
 */

/**
 * @hasSelectionCapabilities: we get the element types that support selection
 * from https://html.spec.whatwg.org/#do-not-apply, looking at `selectionStart`
 * and `selectionEnd` rows.
 */
function hasSelectionCapabilities(elem) {
  var nodeName = elem && elem.nodeName && elem.nodeName.toLowerCase();
  return nodeName && (nodeName === 'input' && (elem.type === 'text' || elem.type === 'search' || elem.type === 'tel' || elem.type === 'url' || elem.type === 'password') || nodeName === 'textarea' || elem.contentEditable === 'true');
}

function getSelectionInformation() {
  var focusedElem = getActiveElementDeep();
  return {
    focusedElem: focusedElem,
    selectionRange: hasSelectionCapabilities(focusedElem) ? getSelection$1(focusedElem) : null
  };
}

/**
 * @restoreSelection: If any selection information was potentially lost,
 * restore it. This is useful when performing operations that could remove dom
 * nodes and place them back in, resulting in focus being lost.
 */
function restoreSelection(priorSelectionInformation) {
  var curFocusedElem = getActiveElementDeep();
  var priorFocusedElem = priorSelectionInformation.focusedElem;
  var priorSelectionRange = priorSelectionInformation.selectionRange;
  if (curFocusedElem !== priorFocusedElem && isInDocument(priorFocusedElem)) {

share/assets/dash_renderer/react-dom@16.8.6.js  view on Meta::CPAN

};

var pauseTimers = function () {
  // Stops all currently active measurements so that they can be resumed
  // if we continue in a later deferred loop from the same unit of work.
  var fiber = currentFiber;
  while (fiber) {
    if (fiber._debugIsCurrentlyTiming) {
      endFiberMark(fiber, null, null);
    }
    fiber = fiber.return;
  }
};

var resumeTimersRecursively = function (fiber) {
  if (fiber.return !== null) {
    resumeTimersRecursively(fiber.return);
  }
  if (fiber._debugIsCurrentlyTiming) {
    beginFiberMark(fiber, null);
  }
};

var resumeTimers = function () {
  // Resumes all measurements that were active during the last deferred loop.
  if (currentFiber !== null) {
    resumeTimersRecursively(currentFiber);
  }
};

function recordEffect() {
  if (enableUserTimingAPI) {
    effectCountInCurrentCommit++;
  }
}

function recordScheduleUpdate() {
  if (enableUserTimingAPI) {
    if (isCommitting) {
      hasScheduledUpdateInCurrentCommit = true;
    }
    if (currentPhase !== null && currentPhase !== 'componentWillMount' && currentPhase !== 'componentWillReceiveProps') {
      hasScheduledUpdateInCurrentPhase = true;
    }
  }
}

function startRequestCallbackTimer() {
  if (enableUserTimingAPI) {
    if (supportsUserTiming && !isWaitingForCallback) {
      isWaitingForCallback = true;
      beginMark('(Waiting for async callback...)');
    }
  }
}

function stopRequestCallbackTimer(didExpire, expirationTime) {
  if (enableUserTimingAPI) {
    if (supportsUserTiming) {
      isWaitingForCallback = false;
      var warning = didExpire ? 'React was blocked by main thread' : null;
      endMark('(Waiting for async callback... will force flush in ' + expirationTime + ' ms)', '(Waiting for async callback...)', warning);
    }
  }
}

function startWorkTimer(fiber) {
  if (enableUserTimingAPI) {
    if (!supportsUserTiming || shouldIgnoreFiber(fiber)) {
      return;
    }
    // If we pause, this is the fiber to unwind from.
    currentFiber = fiber;
    if (!beginFiberMark(fiber, null)) {
      return;
    }
    fiber._debugIsCurrentlyTiming = true;
  }
}

function cancelWorkTimer(fiber) {
  if (enableUserTimingAPI) {
    if (!supportsUserTiming || shouldIgnoreFiber(fiber)) {
      return;
    }
    // Remember we shouldn't complete measurement for this fiber.
    // Otherwise flamechart will be deep even for small updates.
    fiber._debugIsCurrentlyTiming = false;
    clearFiberMark(fiber, null);
  }
}

function stopWorkTimer(fiber) {
  if (enableUserTimingAPI) {
    if (!supportsUserTiming || shouldIgnoreFiber(fiber)) {
      return;
    }
    // If we pause, its parent is the fiber to unwind from.
    currentFiber = fiber.return;
    if (!fiber._debugIsCurrentlyTiming) {
      return;
    }
    fiber._debugIsCurrentlyTiming = false;
    endFiberMark(fiber, null, null);
  }
}

function stopFailedWorkTimer(fiber) {
  if (enableUserTimingAPI) {
    if (!supportsUserTiming || shouldIgnoreFiber(fiber)) {
      return;
    }
    // If we pause, its parent is the fiber to unwind from.
    currentFiber = fiber.return;
    if (!fiber._debugIsCurrentlyTiming) {
      return;
    }
    fiber._debugIsCurrentlyTiming = false;
    var warning = fiber.tag === SuspenseComponent || fiber.tag === DehydratedSuspenseComponent ? 'Rendering was suspended' : 'An error was thrown inside this error boundary';
    endFiberMark(fiber, null, warning);
  }

share/assets/dash_renderer/react-dom@16.8.6.js  view on Meta::CPAN

    {
      warningWithoutStack$1(false, 'React DevTools encountered an error: %s.', err);
    }
  }
  // DevTools exists
  return true;
}

function onCommitRoot(root) {
  if (typeof onCommitFiberRoot === 'function') {
    onCommitFiberRoot(root);
  }
}

function onCommitUnmount(fiber) {
  if (typeof onCommitFiberUnmount === 'function') {
    onCommitFiberUnmount(fiber);
  }
}

// Max 31 bit integer. The max integer size in V8 for 32-bit systems.
// Math.pow(2, 30) - 1
// 0b111111111111111111111111111111
var maxSigned31BitInt = 1073741823;

var NoWork = 0;
var Never = 1;
var Sync = maxSigned31BitInt;

var UNIT_SIZE = 10;
var MAGIC_NUMBER_OFFSET = maxSigned31BitInt - 1;

// 1 unit of expiration time represents 10ms.
function msToExpirationTime(ms) {
  // Always add an offset so that we don't clash with the magic number for NoWork.
  return MAGIC_NUMBER_OFFSET - (ms / UNIT_SIZE | 0);
}

function expirationTimeToMs(expirationTime) {
  return (MAGIC_NUMBER_OFFSET - expirationTime) * UNIT_SIZE;
}

function ceiling(num, precision) {
  return ((num / precision | 0) + 1) * precision;
}

function computeExpirationBucket(currentTime, expirationInMs, bucketSizeMs) {
  return MAGIC_NUMBER_OFFSET - ceiling(MAGIC_NUMBER_OFFSET - currentTime + expirationInMs / UNIT_SIZE, bucketSizeMs / UNIT_SIZE);
}

var LOW_PRIORITY_EXPIRATION = 5000;
var LOW_PRIORITY_BATCH_SIZE = 250;

function computeAsyncExpiration(currentTime) {
  return computeExpirationBucket(currentTime, LOW_PRIORITY_EXPIRATION, LOW_PRIORITY_BATCH_SIZE);
}

// We intentionally set a higher expiration time for interactive updates in
// dev than in production.
//
// If the main thread is being blocked so long that you hit the expiration,
// it's a problem that could be solved with better scheduling.
//
// People will be more likely to notice this and fix it with the long
// expiration time in development.
//
// In production we opt for better UX at the risk of masking scheduling
// problems, by expiring fast.
var HIGH_PRIORITY_EXPIRATION = 500;
var HIGH_PRIORITY_BATCH_SIZE = 100;

function computeInteractiveExpiration(currentTime) {
  return computeExpirationBucket(currentTime, HIGH_PRIORITY_EXPIRATION, HIGH_PRIORITY_BATCH_SIZE);
}

var NoContext = 0;
var ConcurrentMode = 1;
var StrictMode = 2;
var ProfileMode = 4;

var hasBadMapPolyfill = void 0;

{
  hasBadMapPolyfill = false;
  try {
    var nonExtensibleObject = Object.preventExtensions({});
    var testMap = new Map([[nonExtensibleObject, null]]);
    var testSet = new Set([nonExtensibleObject]);
    // This is necessary for Rollup to not consider these unused.
    // https://github.com/rollup/rollup/issues/1771
    // TODO: we can remove these if Rollup fixes the bug.
    testMap.set(0, 0);
    testSet.add(0);
  } catch (e) {
    // TODO: Consider warning about bad polyfills
    hasBadMapPolyfill = true;
  }
}

// A Fiber is work on a Component that needs to be done or was done. There can
// be more than one per component.


var debugCounter = void 0;

{
  debugCounter = 1;
}

function FiberNode(tag, pendingProps, key, mode) {
  // Instance
  this.tag = tag;
  this.key = key;
  this.elementType = null;
  this.type = null;
  this.stateNode = null;

  // Fiber
  this.return = null;
  this.child = null;
  this.sibling = null;

share/assets/dash_renderer/react-dom@16.8.6.js  view on Meta::CPAN

    // If we're in the middle of rendering a tree, do not update at the same
    // expiration time that is already rendering.
    if (nextRoot !== null && expirationTime === nextRenderExpirationTime) {
      expirationTime -= 1;
    }
  }

  // Keep track of the lowest pending interactive expiration time. This
  // allows us to synchronously flush all interactive updates
  // when needed.
  // TODO: Move this to renderer?
  if (priorityLevel === unstable_UserBlockingPriority && (lowestPriorityPendingInteractiveExpirationTime === NoWork || expirationTime < lowestPriorityPendingInteractiveExpirationTime)) {
    lowestPriorityPendingInteractiveExpirationTime = expirationTime;
  }

  return expirationTime;
}

function renderDidSuspend(root, absoluteTimeoutMs, suspendedTime) {
  // Schedule the timeout.
  if (absoluteTimeoutMs >= 0 && nextLatestAbsoluteTimeoutMs < absoluteTimeoutMs) {
    nextLatestAbsoluteTimeoutMs = absoluteTimeoutMs;
  }
}

function renderDidError() {
  nextRenderDidError = true;
}

function pingSuspendedRoot(root, thenable, pingTime) {
  // A promise that previously suspended React from committing has resolved.
  // If React is still suspended, try again at the previous level (pingTime).

  var pingCache = root.pingCache;
  if (pingCache !== null) {
    // The thenable resolved, so we no longer need to memoize, because it will
    // never be thrown again.
    pingCache.delete(thenable);
  }

  if (nextRoot !== null && nextRenderExpirationTime === pingTime) {
    // Received a ping at the same priority level at which we're currently
    // rendering. Restart from the root.
    nextRoot = null;
  } else {
    // Confirm that the root is still suspended at this level. Otherwise exit.
    if (isPriorityLevelSuspended(root, pingTime)) {
      // Ping at the original level
      markPingedPriorityLevel(root, pingTime);
      var rootExpirationTime = root.expirationTime;
      if (rootExpirationTime !== NoWork) {
        requestWork(root, rootExpirationTime);
      }
    }
  }
}

function retryTimedOutBoundary(boundaryFiber, thenable) {
  // The boundary fiber (a Suspense component) previously timed out and was
  // rendered in its fallback state. One of the promises that suspended it has
  // resolved, which means at least part of the tree was likely unblocked. Try
  var retryCache = void 0;
  if (enableSuspenseServerRenderer) {
    switch (boundaryFiber.tag) {
      case SuspenseComponent:
        retryCache = boundaryFiber.stateNode;
        break;
      case DehydratedSuspenseComponent:
        retryCache = boundaryFiber.memoizedState;
        break;
      default:
        invariant(false, 'Pinged unknown suspense boundary type. This is probably a bug in React.');
    }
  } else {
    retryCache = boundaryFiber.stateNode;
  }
  if (retryCache !== null) {
    // The thenable resolved, so we no longer need to memoize, because it will
    // never be thrown again.
    retryCache.delete(thenable);
  }

  var currentTime = requestCurrentTime();
  var retryTime = computeExpirationForFiber(currentTime, boundaryFiber);
  var root = scheduleWorkToRoot(boundaryFiber, retryTime);
  if (root !== null) {
    markPendingPriorityLevel(root, retryTime);
    var rootExpirationTime = root.expirationTime;
    if (rootExpirationTime !== NoWork) {
      requestWork(root, rootExpirationTime);
    }
  }
}

function scheduleWorkToRoot(fiber, expirationTime) {
  recordScheduleUpdate();

  {
    if (fiber.tag === ClassComponent) {
      var instance = fiber.stateNode;
      warnAboutInvalidUpdates(instance);
    }
  }

  // Update the source fiber's expiration time
  if (fiber.expirationTime < expirationTime) {
    fiber.expirationTime = expirationTime;
  }
  var alternate = fiber.alternate;
  if (alternate !== null && alternate.expirationTime < expirationTime) {
    alternate.expirationTime = expirationTime;
  }
  // Walk the parent path to the root and update the child expiration time.
  var node = fiber.return;
  var root = null;
  if (node === null && fiber.tag === HostRoot) {
    root = fiber.stateNode;
  } else {
    while (node !== null) {
      alternate = node.alternate;
      if (node.childExpirationTime < expirationTime) {

share/assets/dash_renderer/react-dom@16.8.6.js  view on Meta::CPAN

      // we're about to try rendering again.
      var timeoutHandle = root.timeoutHandle;
      if (timeoutHandle !== noTimeout) {
        root.timeoutHandle = noTimeout;
        // $FlowFixMe Complains noTimeout is not a TimeoutID, despite the check above
        cancelTimeout(timeoutHandle);
      }
      renderRoot(root, isYieldy);
      finishedWork = root.finishedWork;
      if (finishedWork !== null) {
        // We've completed the root. Commit it.
        completeRoot(root, finishedWork, expirationTime);
      }
    }
  } else {
    // Flush async work.
    var _finishedWork = root.finishedWork;
    if (_finishedWork !== null) {
      // This root is already complete. We can commit it.
      completeRoot(root, _finishedWork, expirationTime);
    } else {
      root.finishedWork = null;
      // If this root previously suspended, clear its existing timeout, since
      // we're about to try rendering again.
      var _timeoutHandle = root.timeoutHandle;
      if (_timeoutHandle !== noTimeout) {
        root.timeoutHandle = noTimeout;
        // $FlowFixMe Complains noTimeout is not a TimeoutID, despite the check above
        cancelTimeout(_timeoutHandle);
      }
      renderRoot(root, isYieldy);
      _finishedWork = root.finishedWork;
      if (_finishedWork !== null) {
        // We've completed the root. Check the if we should yield one more time
        // before committing.
        if (!shouldYieldToRenderer()) {
          // Still time left. Commit the root.
          completeRoot(root, _finishedWork, expirationTime);
        } else {
          // There's no time left. Mark this root as complete. We'll come
          // back and commit it later.
          root.finishedWork = _finishedWork;
        }
      }
    }
  }

  isRendering = false;
}

function completeRoot(root, finishedWork, expirationTime) {
  // Check if there's a batch that matches this expiration time.
  var firstBatch = root.firstBatch;
  if (firstBatch !== null && firstBatch._expirationTime >= expirationTime) {
    if (completedBatches === null) {
      completedBatches = [firstBatch];
    } else {
      completedBatches.push(firstBatch);
    }
    if (firstBatch._defer) {
      // This root is blocked from committing by a batch. Unschedule it until
      // we receive another update.
      root.finishedWork = finishedWork;
      root.expirationTime = NoWork;
      return;
    }
  }

  // Commit the root.
  root.finishedWork = null;

  // Check if this is a nested update (a sync update scheduled during the
  // commit phase).
  if (root === lastCommittedRootDuringThisBatch) {
    // If the next root is the same as the previous root, this is a nested
    // update. To prevent an infinite loop, increment the nested update count.
    nestedUpdateCount++;
  } else {
    // Reset whenever we switch roots.
    lastCommittedRootDuringThisBatch = root;
    nestedUpdateCount = 0;
  }
  unstable_runWithPriority(unstable_ImmediatePriority, function () {
    commitRoot(root, finishedWork);
  });
}

function onUncaughtError(error) {
  !(nextFlushedRoot !== null) ? invariant(false, 'Should be working on a root. This error is likely caused by a bug in React. Please file an issue.') : void 0;
  // Unschedule this root so we don't work on it again until there's
  // another update.
  nextFlushedRoot.expirationTime = NoWork;
  if (!hasUnhandledError) {
    hasUnhandledError = true;
    unhandledError = error;
  }
}

// TODO: Batching should be implemented at the renderer level, not inside
// the reconciler.
function batchedUpdates$1(fn, a) {
  var previousIsBatchingUpdates = isBatchingUpdates;
  isBatchingUpdates = true;
  try {
    return fn(a);
  } finally {
    isBatchingUpdates = previousIsBatchingUpdates;
    if (!isBatchingUpdates && !isRendering) {
      performSyncWork();
    }
  }
}

// TODO: Batching should be implemented at the renderer level, not inside
// the reconciler.
function unbatchedUpdates(fn, a) {
  if (isBatchingUpdates && !isUnbatchingUpdates) {
    isUnbatchingUpdates = true;
    try {
      return fn(a);
    } finally {