first commit

node_modules/@popperjs/core/dist/esm/dom-utils/contains.js

+import { isShadowRoot } from "./instanceOf.js";
+export default function contains(parent, child) {
+  var rootNode = child.getRootNode && child.getRootNode(); // First, attempt with faster native method
+
+  if (parent.contains(child)) {
+    return true;
+  } // then fallback to custom implementation with Shadow DOM support
+  else if (rootNode && isShadowRoot(rootNode)) {
+      var next = child;
+
+      do {
+        if (next && parent.isSameNode(next)) {
+          return true;
+        } // $FlowFixMe[prop-missing]: need a better way to handle this...
+
+
+        next = next.parentNode || next.host;
+      } while (next);
+    } // Give up, the result is false
+
+
+  return false;
+}
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node_modules/@popperjs/core/dist/esm/dom-utils/getBoundingClientRect.js

+export default function getBoundingClientRect(element) {
+  var rect = element.getBoundingClientRect();
+  return {
+    width: rect.width,
+    height: rect.height,
+    top: rect.top,
+    right: rect.right,
+    bottom: rect.bottom,
+    left: rect.left,
+    x: rect.left,
+    y: rect.top
+  };
+}
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node_modules/@popperjs/core/dist/esm/dom-utils/getClippingRect.js

+import { viewport } from "../enums.js";
+import getViewportRect from "./getViewportRect.js";
+import getDocumentRect from "./getDocumentRect.js";
+import listScrollParents from "./listScrollParents.js";
+import getOffsetParent from "./getOffsetParent.js";
+import getDocumentElement from "./getDocumentElement.js";
+import getComputedStyle from "./getComputedStyle.js";
+import { isElement, isHTMLElement } from "./instanceOf.js";
+import getBoundingClientRect from "./getBoundingClientRect.js";
+import getParentNode from "./getParentNode.js";
+import contains from "./contains.js";
+import getNodeName from "./getNodeName.js";
+import rectToClientRect from "../utils/rectToClientRect.js";
+
+function getInnerBoundingClientRect(element) {
+  var rect = getBoundingClientRect(element);
+  rect.top = rect.top + element.clientTop;
+  rect.left = rect.left + element.clientLeft;
+  rect.bottom = rect.top + element.clientHeight;
+  rect.right = rect.left + element.clientWidth;
+  rect.width = element.clientWidth;
+  rect.height = element.clientHeight;
+  rect.x = rect.left;
+  rect.y = rect.top;
+  return rect;
+}
+
+function getClientRectFromMixedType(element, clippingParent) {
+  return clippingParent === viewport ? rectToClientRect(getViewportRect(element)) : isHTMLElement(clippingParent) ? getInnerBoundingClientRect(clippingParent) : rectToClientRect(getDocumentRect(getDocumentElement(element)));
+} // A "clipping parent" is an overflowable container with the characteristic of
+// clipping (or hiding) overflowing elements with a position different from
+// `initial`
+
+
+function getClippingParents(element) {
+  var clippingParents = listScrollParents(getParentNode(element));
+  var canEscapeClipping = ['absolute', 'fixed'].indexOf(getComputedStyle(element).position) >= 0;
+  var clipperElement = canEscapeClipping && isHTMLElement(element) ? getOffsetParent(element) : element;
+
+  if (!isElement(clipperElement)) {
+    return [];
+  } // $FlowFixMe[incompatible-return]: https://github.com/facebook/flow/issues/1414
+
+
+  return clippingParents.filter(function (clippingParent) {
+    return isElement(clippingParent) && contains(clippingParent, clipperElement) && getNodeName(clippingParent) !== 'body';
+  });
+} // Gets the maximum area that the element is visible in due to any number of
+// clipping parents
+
+
+export default function getClippingRect(element, boundary, rootBoundary) {
+  var mainClippingParents = boundary === 'clippingParents' ? getClippingParents(element) : [].concat(boundary);
+  var clippingParents = [].concat(mainClippingParents, [rootBoundary]);
+  var firstClippingParent = clippingParents[0];
+  var clippingRect = clippingParents.reduce(function (accRect, clippingParent) {
+    var rect = getClientRectFromMixedType(element, clippingParent);
+    accRect.top = Math.max(rect.top, accRect.top);
+    accRect.right = Math.min(rect.right, accRect.right);
+    accRect.bottom = Math.min(rect.bottom, accRect.bottom);
+    accRect.left = Math.max(rect.left, accRect.left);
+    return accRect;
+  }, getClientRectFromMixedType(element, firstClippingParent));
+  clippingRect.width = clippingRect.right - clippingRect.left;
+  clippingRect.height = clippingRect.bottom - clippingRect.top;
+  clippingRect.x = clippingRect.left;
+  clippingRect.y = clippingRect.top;
+  return clippingRect;
+}
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node_modules/@popperjs/core/dist/esm/dom-utils/getCompositeRect.js

+import getBoundingClientRect from "./getBoundingClientRect.js";
+import getNodeScroll from "./getNodeScroll.js";
+import getNodeName from "./getNodeName.js";
+import { isHTMLElement } from "./instanceOf.js";
+import getWindowScrollBarX from "./getWindowScrollBarX.js";
+import getDocumentElement from "./getDocumentElement.js";
+import isScrollParent from "./isScrollParent.js"; // Returns the composite rect of an element relative to its offsetParent.
+// Composite means it takes into account transforms as well as layout.
+
+export default function getCompositeRect(elementOrVirtualElement, offsetParent, isFixed) {
+  if (isFixed === void 0) {
+    isFixed = false;
+  }
+
+  var documentElement = getDocumentElement(offsetParent);
+  var rect = getBoundingClientRect(elementOrVirtualElement);
+  var isOffsetParentAnElement = isHTMLElement(offsetParent);
+  var scroll = {
+    scrollLeft: 0,
+    scrollTop: 0
+  };
+  var offsets = {
+    x: 0,
+    y: 0
+  };
+
+  if (isOffsetParentAnElement || !isOffsetParentAnElement && !isFixed) {
+    if (getNodeName(offsetParent) !== 'body' || // https://github.com/popperjs/popper-core/issues/1078
+    isScrollParent(documentElement)) {
+      scroll = getNodeScroll(offsetParent);
+    }
+
+    if (isHTMLElement(offsetParent)) {
+      offsets = getBoundingClientRect(offsetParent);
+      offsets.x += offsetParent.clientLeft;
+      offsets.y += offsetParent.clientTop;
+    } else if (documentElement) {
+      offsets.x = getWindowScrollBarX(documentElement);
+    }
+  }
+
+  return {
+    x: rect.left + scroll.scrollLeft - offsets.x,
+    y: rect.top + scroll.scrollTop - offsets.y,
+    width: rect.width,
+    height: rect.height
+  };
+}
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node_modules/@popperjs/core/dist/esm/dom-utils/getComputedStyle.js

+import getWindow from "./getWindow.js";
+export default function getComputedStyle(element) {
+  return getWindow(element).getComputedStyle(element);
+}
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node_modules/@popperjs/core/dist/esm/dom-utils/getDocumentElement.js

+import { isElement } from "./instanceOf.js";
+export default function getDocumentElement(element) {
+  // $FlowFixMe[incompatible-return]: assume body is always available
+  return ((isElement(element) ? element.ownerDocument : // $FlowFixMe[prop-missing]
+  element.document) || window.document).documentElement;
+}
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node_modules/@popperjs/core/dist/esm/dom-utils/getDocumentRect.js

+import getDocumentElement from "./getDocumentElement.js";
+import getComputedStyle from "./getComputedStyle.js";
+import getWindowScrollBarX from "./getWindowScrollBarX.js";
+import getWindowScroll from "./getWindowScroll.js"; // Gets the entire size of the scrollable document area, even extending outside
+// of the `<html>` and `<body>` rect bounds if horizontally scrollable
+
+export default function getDocumentRect(element) {
+  var html = getDocumentElement(element);
+  var winScroll = getWindowScroll(element);
+  var body = element.ownerDocument.body;
+  var width = Math.max(html.scrollWidth, html.clientWidth, body ? body.scrollWidth : 0, body ? body.clientWidth : 0);
+  var height = Math.max(html.scrollHeight, html.clientHeight, body ? body.scrollHeight : 0, body ? body.clientHeight : 0);
+  var x = -winScroll.scrollLeft + getWindowScrollBarX(element);
+  var y = -winScroll.scrollTop;
+
+  if (getComputedStyle(body || html).direction === 'rtl') {
+    x += Math.max(html.clientWidth, body ? body.clientWidth : 0) - width;
+  }
+
+  return {
+    width: width,
+    height: height,
+    x: x,
+    y: y
+  };
+}
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node_modules/@popperjs/core/dist/esm/dom-utils/getHTMLElementScroll.js

+export default function getHTMLElementScroll(element) {
+  return {
+    scrollLeft: element.scrollLeft,
+    scrollTop: element.scrollTop
+  };
+}
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node_modules/@popperjs/core/dist/esm/dom-utils/getLayoutRect.js

+// Returns the layout rect of an element relative to its offsetParent. Layout
+// means it doesn't take into account transforms.
+export default function getLayoutRect(element) {
+  return {
+    x: element.offsetLeft,
+    y: element.offsetTop,
+    width: element.offsetWidth,
+    height: element.offsetHeight
+  };
+}
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node_modules/@popperjs/core/dist/esm/dom-utils/getNodeName.js

+export default function getNodeName(element) {
+  return element ? (element.nodeName || '').toLowerCase() : null;
+}
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node_modules/@popperjs/core/dist/esm/dom-utils/getNodeScroll.js

+import getWindowScroll from "./getWindowScroll.js";
+import getWindow from "./getWindow.js";
+import { isHTMLElement } from "./instanceOf.js";
+import getHTMLElementScroll from "./getHTMLElementScroll.js";
+export default function getNodeScroll(node) {
+  if (node === getWindow(node) || !isHTMLElement(node)) {
+    return getWindowScroll(node);
+  } else {
+    return getHTMLElementScroll(node);
+  }
+}
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node_modules/@popperjs/core/dist/esm/dom-utils/getOffsetParent.js

+import getWindow from "./getWindow.js";
+import getNodeName from "./getNodeName.js";
+import getComputedStyle from "./getComputedStyle.js";
+import { isHTMLElement } from "./instanceOf.js";
+import isTableElement from "./isTableElement.js";
+import getParentNode from "./getParentNode.js";
+import getDocumentElement from "./getDocumentElement.js";
+
+function getTrueOffsetParent(element) {
+  if (!isHTMLElement(element) || // https://github.com/popperjs/popper-core/issues/837
+  getComputedStyle(element).position === 'fixed') {
+    return null;
+  }
+
+  var offsetParent = element.offsetParent;
+
+  if (offsetParent) {
+    var html = getDocumentElement(offsetParent);
+
+    if (getNodeName(offsetParent) === 'body' && getComputedStyle(offsetParent).position === 'static' && getComputedStyle(html).position !== 'static') {
+      return html;
+    }
+  }
+
+  return offsetParent;
+} // `.offsetParent` reports `null` for fixed elements, while absolute elements
+// return the containing block
+
+
+function getContainingBlock(element) {
+  var currentNode = getParentNode(element);
+
+  while (isHTMLElement(currentNode) && ['html', 'body'].indexOf(getNodeName(currentNode)) < 0) {
+    var css = getComputedStyle(currentNode); // This is non-exhaustive but covers the most common CSS properties that
+    // create a containing block.
+
+    if (css.transform !== 'none' || css.perspective !== 'none' || css.willChange && css.willChange !== 'auto') {
+      return currentNode;
+    } else {
+      currentNode = currentNode.parentNode;
+    }
+  }
+
+  return null;
+} // Gets the closest ancestor positioned element. Handles some edge cases,
+// such as table ancestors and cross browser bugs.
+
+
+export default function getOffsetParent(element) {
+  var window = getWindow(element);
+  var offsetParent = getTrueOffsetParent(element);
+
+  while (offsetParent && isTableElement(offsetParent) && getComputedStyle(offsetParent).position === 'static') {
+    offsetParent = getTrueOffsetParent(offsetParent);
+  }
+
+  if (offsetParent && getNodeName(offsetParent) === 'body' && getComputedStyle(offsetParent).position === 'static') {
+    return window;
+  }
+
+  return offsetParent || getContainingBlock(element) || window;
+}
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node_modules/@popperjs/core/dist/esm/dom-utils/getParentNode.js

+import getNodeName from "./getNodeName.js";
+import getDocumentElement from "./getDocumentElement.js";
+export default function getParentNode(element) {
+  if (getNodeName(element) === 'html') {
+    return element;
+  }
+
+  return (// this is a quicker (but less type safe) way to save quite some bytes from the bundle
+    // $FlowFixMe[incompatible-return]
+    // $FlowFixMe[prop-missing]
+    element.assignedSlot || // step into the shadow DOM of the parent of a slotted node
+    element.parentNode || // DOM Element detected
+    // $FlowFixMe[incompatible-return]: need a better way to handle this...
+    element.host || // ShadowRoot detected
+    // $FlowFixMe[incompatible-call]: HTMLElement is a Node
+    getDocumentElement(element) // fallback
+
+  );
+}
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node_modules/@popperjs/core/dist/esm/dom-utils/getScrollParent.js

+import getParentNode from "./getParentNode.js";
+import isScrollParent from "./isScrollParent.js";
+import getNodeName from "./getNodeName.js";
+import { isHTMLElement } from "./instanceOf.js";
+export default function getScrollParent(node) {
+  if (['html', 'body', '#document'].indexOf(getNodeName(node)) >= 0) {
+    // $FlowFixMe[incompatible-return]: assume body is always available
+    return node.ownerDocument.body;
+  }
+
+  if (isHTMLElement(node) && isScrollParent(node)) {
+    return node;
+  }
+
+  return getScrollParent(getParentNode(node));
+}
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node_modules/@popperjs/core/dist/esm/dom-utils/getViewportRect.js

+import getWindow from "./getWindow.js";
+import getDocumentElement from "./getDocumentElement.js";
+import getWindowScrollBarX from "./getWindowScrollBarX.js";
+export default function getViewportRect(element) {
+  var win = getWindow(element);
+  var html = getDocumentElement(element);
+  var visualViewport = win.visualViewport;
+  var width = html.clientWidth;
+  var height = html.clientHeight;
+  var x = 0;
+  var y = 0; // NB: This isn't supported on iOS <= 12. If the keyboard is open, the popper
+  // can be obscured underneath it.
+  // Also, `html.clientHeight` adds the bottom bar height in Safari iOS, even
+  // if it isn't open, so if this isn't available, the popper will be detected
+  // to overflow the bottom of the screen too early.
+
+  if (visualViewport) {
+    width = visualViewport.width;
+    height = visualViewport.height; // Uses Layout Viewport (like Chrome; Safari does not currently)
+    // In Chrome, it returns a value very close to 0 (+/-) but contains rounding
+    // errors due to floating point numbers, so we need to check precision.
+    // Safari returns a number <= 0, usually < -1 when pinch-zoomed
+    // Feature detection fails in mobile emulation mode in Chrome.
+    // Math.abs(win.innerWidth / visualViewport.scale - visualViewport.width) <
+    // 0.001
+    // Fallback here: "Not Safari" userAgent
+
+    if (!/^((?!chrome|android).)*safari/i.test(navigator.userAgent)) {
+      x = visualViewport.offsetLeft;
+      y = visualViewport.offsetTop;
+    }
+  }
+
+  return {
+    width: width,
+    height: height,
+    x: x + getWindowScrollBarX(element),
+    y: y
+  };
+}
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node_modules/@popperjs/core/dist/esm/dom-utils/getWindow.js

+/*:: import type { Window } from '../types'; */
+
+/*:: declare function getWindow(node: Node | Window): Window; */
+export default function getWindow(node) {
+  if (node.toString() !== '[object Window]') {
+    var ownerDocument = node.ownerDocument;
+    return ownerDocument ? ownerDocument.defaultView || window : window;
+  }
+
+  return node;
+}
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node_modules/@popperjs/core/dist/esm/dom-utils/getWindowScroll.js

+import getWindow from "./getWindow.js";
+export default function getWindowScroll(node) {
+  var win = getWindow(node);
+  var scrollLeft = win.pageXOffset;
+  var scrollTop = win.pageYOffset;
+  return {
+    scrollLeft: scrollLeft,
+    scrollTop: scrollTop
+  };
+}
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node_modules/@popperjs/core/dist/esm/dom-utils/getWindowScrollBarX.js

+import getBoundingClientRect from "./getBoundingClientRect.js";
+import getDocumentElement from "./getDocumentElement.js";
+import getWindowScroll from "./getWindowScroll.js";
+export default function getWindowScrollBarX(element) {
+  // If <html> has a CSS width greater than the viewport, then this will be
+  // incorrect for RTL.
+  // Popper 1 is broken in this case and never had a bug report so let's assume
+  // it's not an issue. I don't think anyone ever specifies width on <html>
+  // anyway.
+  // Browsers where the left scrollbar doesn't cause an issue report `0` for
+  // this (e.g. Edge 2019, IE11, Safari)
+  return getBoundingClientRect(getDocumentElement(element)).left + getWindowScroll(element).scrollLeft;
+}
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node_modules/@popperjs/core/dist/esm/dom-utils/instanceOf.js

+import getWindow from "./getWindow.js";
+/*:: declare function isElement(node: mixed): boolean %checks(node instanceof
+  Element); */
+
+function isElement(node) {
+  var OwnElement = getWindow(node).Element;
+  return node instanceof OwnElement || node instanceof Element;
+}
+/*:: declare function isHTMLElement(node: mixed): boolean %checks(node instanceof
+  HTMLElement); */
+
+
+function isHTMLElement(node) {
+  var OwnElement = getWindow(node).HTMLElement;
+  return node instanceof OwnElement || node instanceof HTMLElement;
+}
+/*:: declare function isShadowRoot(node: mixed): boolean %checks(node instanceof
+  ShadowRoot); */
+
+
+function isShadowRoot(node) {
+  var OwnElement = getWindow(node).ShadowRoot;
+  return node instanceof OwnElement || node instanceof ShadowRoot;
+}
+
+export { isElement, isHTMLElement, isShadowRoot };
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node_modules/@popperjs/core/dist/esm/dom-utils/isScrollParent.js

+import getComputedStyle from "./getComputedStyle.js";
+export default function isScrollParent(element) {
+  // Firefox wants us to check `-x` and `-y` variations as well
+  var _getComputedStyle = getComputedStyle(element),
+      overflow = _getComputedStyle.overflow,
+      overflowX = _getComputedStyle.overflowX,
+      overflowY = _getComputedStyle.overflowY;
+
+  return /auto|scroll|overlay|hidden/.test(overflow + overflowY + overflowX);
+}
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