first commit

node_modules/@popperjs/core/lib/dom-utils/isTableElement.js.flow

+// @flow
+import getNodeName from './getNodeName';
+
+export default function isTableElement(element: Element): boolean {
+  return ['table', 'td', 'th'].indexOf(getNodeName(element)) >= 0;
+}

node_modules/@popperjs/core/lib/dom-utils/listScrollParents.d.ts

+import { Window, VisualViewport } from "../types";
+export default function listScrollParents(element: Node, list?: Array<Element | Window>): Array<Element | Window | VisualViewport>;

node_modules/@popperjs/core/lib/dom-utils/listScrollParents.js

+import getScrollParent from "./getScrollParent.js";
+import getParentNode from "./getParentNode.js";
+import getNodeName from "./getNodeName.js";
+import getWindow from "./getWindow.js";
+import isScrollParent from "./isScrollParent.js";
+/*
+given a DOM element, return the list of all scroll parents, up the list of ancesors
+until we get to the top window object. This list is what we attach scroll listeners
+to, because if any of these parent elements scroll, we'll need to re-calculate the
+reference element's position.
+*/
+
+export default function listScrollParents(element, list) {
+  if (list === void 0) {
+    list = [];
+  }
+
+  var scrollParent = getScrollParent(element);
+  var isBody = getNodeName(scrollParent) === 'body';
+  var win = getWindow(scrollParent);
+  var target = isBody ? [win].concat(win.visualViewport || [], isScrollParent(scrollParent) ? scrollParent : []) : scrollParent;
+  var updatedList = list.concat(target);
+  return isBody ? updatedList : // $FlowFixMe[incompatible-call]: isBody tells us target will be an HTMLElement here
+  updatedList.concat(listScrollParents(getParentNode(target)));
+}
\ No newline at end of file

node_modules/@popperjs/core/lib/dom-utils/listScrollParents.js.flow

+// @flow
+import getScrollParent from './getScrollParent';
+import getParentNode from './getParentNode';
+import getNodeName from './getNodeName';
+import getWindow from './getWindow';
+import type { Window, VisualViewport } from '../types';
+import isScrollParent from './isScrollParent';
+
+/*
+given a DOM element, return the list of all scroll parents, up the list of ancesors
+until we get to the top window object. This list is what we attach scroll listeners
+to, because if any of these parent elements scroll, we'll need to re-calculate the
+reference element's position.
+*/
+export default function listScrollParents(
+  element: Node,
+  list: Array<Element | Window> = []
+): Array<Element | Window | VisualViewport> {
+  const scrollParent = getScrollParent(element);
+  const isBody = getNodeName(scrollParent) === 'body';
+  const win = getWindow(scrollParent);
+  const target = isBody
+    ? [win].concat(
+        win.visualViewport || [],
+        isScrollParent(scrollParent) ? scrollParent : []
+      )
+    : scrollParent;
+  const updatedList = list.concat(target);
+
+  return isBody
+    ? updatedList
+    : // $FlowFixMe[incompatible-call]: isBody tells us target will be an HTMLElement here
+      updatedList.concat(listScrollParents(getParentNode(target)));
+}

node_modules/@popperjs/core/lib/enums.d.ts

+export declare const top: "top";
+export declare const bottom: "bottom";
+export declare const right: "right";
+export declare const left: "left";
+export declare const auto: "auto";
+export declare type BasePlacement = typeof top | typeof bottom | typeof right | typeof left;
+export declare const basePlacements: Array<BasePlacement>;
+export declare const start: "start";
+export declare const end: "end";
+export declare type Variation = typeof start | typeof end;
+export declare const clippingParents: "clippingParents";
+export declare const viewport: "viewport";
+export declare type Boundary = HTMLElement | Array<HTMLElement> | typeof clippingParents;
+export declare type RootBoundary = typeof viewport | "document";
+export declare const popper: "popper";
+export declare const reference: "reference";
+export declare type Context = typeof popper | typeof reference;
+export declare type VariationPlacement = "top-start" | "top-end" | "bottom-start" | "bottom-end" | "right-start" | "right-end" | "left-start" | "left-end";
+export declare type AutoPlacement = "auto" | "auto-start" | "auto-end";
+export declare type ComputedPlacement = VariationPlacement | BasePlacement;
+export declare type Placement = AutoPlacement | BasePlacement | VariationPlacement;
+export declare const variationPlacements: Array<VariationPlacement>;
+export declare const placements: Array<Placement>;
+export declare const beforeRead: "beforeRead";
+export declare const read: "read";
+export declare const afterRead: "afterRead";
+export declare const beforeMain: "beforeMain";
+export declare const main: "main";
+export declare const afterMain: "afterMain";
+export declare const beforeWrite: "beforeWrite";
+export declare const write: "write";
+export declare const afterWrite: "afterWrite";
+export declare const modifierPhases: Array<ModifierPhases>;
+export declare type ModifierPhases = typeof beforeRead | typeof read | typeof afterRead | typeof beforeMain | typeof main | typeof afterMain | typeof beforeWrite | typeof write | typeof afterWrite;

node_modules/@popperjs/core/lib/enums.js

+export var top = 'top';
+export var bottom = 'bottom';
+export var right = 'right';
+export var left = 'left';
+export var auto = 'auto';
+export var basePlacements = [top, bottom, right, left];
+export var start = 'start';
+export var end = 'end';
+export var clippingParents = 'clippingParents';
+export var viewport = 'viewport';
+export var popper = 'popper';
+export var reference = 'reference';
+export var variationPlacements = /*#__PURE__*/basePlacements.reduce(function (acc, placement) {
+  return acc.concat([placement + "-" + start, placement + "-" + end]);
+}, []);
+export var placements = /*#__PURE__*/[].concat(basePlacements, [auto]).reduce(function (acc, placement) {
+  return acc.concat([placement, placement + "-" + start, placement + "-" + end]);
+}, []); // modifiers that need to read the DOM
+
+export var beforeRead = 'beforeRead';
+export var read = 'read';
+export var afterRead = 'afterRead'; // pure-logic modifiers
+
+export var beforeMain = 'beforeMain';
+export var main = 'main';
+export var afterMain = 'afterMain'; // modifier with the purpose to write to the DOM (or write into a framework state)
+
+export var beforeWrite = 'beforeWrite';
+export var write = 'write';
+export var afterWrite = 'afterWrite';
+export var modifierPhases = [beforeRead, read, afterRead, beforeMain, main, afterMain, beforeWrite, write, afterWrite];
\ No newline at end of file

node_modules/@popperjs/core/lib/enums.js.flow

+// @flow
+export const top: 'top' = 'top';
+export const bottom: 'bottom' = 'bottom';
+export const right: 'right' = 'right';
+export const left: 'left' = 'left';
+export const auto: 'auto' = 'auto';
+export type BasePlacement =
+  | typeof top
+  | typeof bottom
+  | typeof right
+  | typeof left;
+export const basePlacements: Array<BasePlacement> = [top, bottom, right, left];
+
+export const start: 'start' = 'start';
+export const end: 'end' = 'end';
+export type Variation = typeof start | typeof end;
+
+export const clippingParents: 'clippingParents' = 'clippingParents';
+export const viewport: 'viewport' = 'viewport';
+export type Boundary =
+  | HTMLElement
+  | Array<HTMLElement>
+  | typeof clippingParents;
+export type RootBoundary = typeof viewport | 'document';
+
+export const popper: 'popper' = 'popper';
+export const reference: 'reference' = 'reference';
+export type Context = typeof popper | typeof reference;
+
+export type VariationPlacement =
+  | 'top-start'
+  | 'top-end'
+  | 'bottom-start'
+  | 'bottom-end'
+  | 'right-start'
+  | 'right-end'
+  | 'left-start'
+  | 'left-end';
+export type AutoPlacement = 'auto' | 'auto-start' | 'auto-end';
+export type ComputedPlacement = VariationPlacement | BasePlacement;
+export type Placement = AutoPlacement | BasePlacement | VariationPlacement;
+
+export const variationPlacements: Array<VariationPlacement> = basePlacements.reduce(
+  (acc: Array<VariationPlacement>, placement: BasePlacement) =>
+    acc.concat([(`${placement}-${start}`: any), (`${placement}-${end}`: any)]),
+  []
+);
+export const placements: Array<Placement> = [...basePlacements, auto].reduce(
+  (
+    acc: Array<Placement>,
+    placement: BasePlacement | typeof auto
+  ): Array<Placement> =>
+    acc.concat([
+      placement,
+      (`${placement}-${start}`: any),
+      (`${placement}-${end}`: any),
+    ]),
+  []
+);
+
+// modifiers that need to read the DOM
+export const beforeRead: 'beforeRead' = 'beforeRead';
+export const read: 'read' = 'read';
+export const afterRead: 'afterRead' = 'afterRead';
+// pure-logic modifiers
+export const beforeMain: 'beforeMain' = 'beforeMain';
+export const main: 'main' = 'main';
+export const afterMain: 'afterMain' = 'afterMain';
+// modifier with the purpose to write to the DOM (or write into a framework state)
+export const beforeWrite: 'beforeWrite' = 'beforeWrite';
+export const write: 'write' = 'write';
+export const afterWrite: 'afterWrite' = 'afterWrite';
+export const modifierPhases: Array<ModifierPhases> = [
+  beforeRead,
+  read,
+  afterRead,
+  beforeMain,
+  main,
+  afterMain,
+  beforeWrite,
+  write,
+  afterWrite,
+];
+
+export type ModifierPhases =
+  | typeof beforeRead
+  | typeof read
+  | typeof afterRead
+  | typeof beforeMain
+  | typeof main
+  | typeof afterMain
+  | typeof beforeWrite
+  | typeof write
+  | typeof afterWrite;

node_modules/@popperjs/core/lib/index.d.ts

+export * from "./types";
+export * from "./enums";
+export * from "./modifiers";
+export { popperGenerator, detectOverflow, createPopper as createPopperBase } from "./createPopper";
+export { createPopper } from "./popper";
+export { createPopper as createPopperLite } from "./popper-lite";

node_modules/@popperjs/core/lib/index.js

+export * from "./enums.js";
+export * from "./modifiers/index.js"; // eslint-disable-next-line import/no-unused-modules
+
+export { popperGenerator, detectOverflow, createPopper as createPopperBase } from "./createPopper.js"; // eslint-disable-next-line import/no-unused-modules
+
+export { createPopper } from "./popper.js"; // eslint-disable-next-line import/no-unused-modules
+
+export { createPopper as createPopperLite } from "./popper-lite.js";
\ No newline at end of file

node_modules/@popperjs/core/lib/index.js.flow

+// @flow
+export type * from './types';
+export * from './enums';
+export * from './modifiers';
+
+// eslint-disable-next-line import/no-unused-modules
+export { popperGenerator, detectOverflow, createPopper as createPopperBase } from './createPopper';
+
+// eslint-disable-next-line import/no-unused-modules
+export { createPopper } from './popper';
+
+// eslint-disable-next-line import/no-unused-modules
+export { createPopper as createPopperLite } from './popper-lite';

node_modules/@popperjs/core/lib/modifiers/applyStyles.d.ts

+import { Modifier } from "../types";
+export declare type ApplyStylesModifier = Modifier<"applyStyles", {}>;
+declare const _default: Modifier<"applyStyles", {}>;
+export default _default;

node_modules/@popperjs/core/lib/modifiers/applyStyles.js

+import getNodeName from "../dom-utils/getNodeName.js";
+import { isHTMLElement } from "../dom-utils/instanceOf.js"; // This modifier takes the styles prepared by the `computeStyles` modifier
+// and applies them to the HTMLElements such as popper and arrow
+
+function applyStyles(_ref) {
+  var state = _ref.state;
+  Object.keys(state.elements).forEach(function (name) {
+    var style = state.styles[name] || {};
+    var attributes = state.attributes[name] || {};
+    var element = state.elements[name]; // arrow is optional + virtual elements
+
+    if (!isHTMLElement(element) || !getNodeName(element)) {
+      return;
+    } // Flow doesn't support to extend this property, but it's the most
+    // effective way to apply styles to an HTMLElement
+    // $FlowFixMe[cannot-write]
+
+
+    Object.assign(element.style, style);
+    Object.keys(attributes).forEach(function (name) {
+      var value = attributes[name];
+
+      if (value === false) {
+        element.removeAttribute(name);
+      } else {
+        element.setAttribute(name, value === true ? '' : value);
+      }
+    });
+  });
+}
+
+function effect(_ref2) {
+  var state = _ref2.state;
+  var initialStyles = {
+    popper: {
+      position: state.options.strategy,
+      left: '0',
+      top: '0',
+      margin: '0'
+    },
+    arrow: {
+      position: 'absolute'
+    },
+    reference: {}
+  };
+  Object.assign(state.elements.popper.style, initialStyles.popper);
+
+  if (state.elements.arrow) {
+    Object.assign(state.elements.arrow.style, initialStyles.arrow);
+  }
+
+  return function () {
+    Object.keys(state.elements).forEach(function (name) {
+      var element = state.elements[name];
+      var attributes = state.attributes[name] || {};
+      var styleProperties = Object.keys(state.styles.hasOwnProperty(name) ? state.styles[name] : initialStyles[name]); // Set all values to an empty string to unset them
+
+      var style = styleProperties.reduce(function (style, property) {
+        style[property] = '';
+        return style;
+      }, {}); // arrow is optional + virtual elements
+
+      if (!isHTMLElement(element) || !getNodeName(element)) {
+        return;
+      }
+
+      Object.assign(element.style, style);
+      Object.keys(attributes).forEach(function (attribute) {
+        element.removeAttribute(attribute);
+      });
+    });
+  };
+} // eslint-disable-next-line import/no-unused-modules
+
+
+export default {
+  name: 'applyStyles',
+  enabled: true,
+  phase: 'write',
+  fn: applyStyles,
+  effect: effect,
+  requires: ['computeStyles']
+};
\ No newline at end of file

node_modules/@popperjs/core/lib/modifiers/applyStyles.js.flow

+// @flow
+import type { Modifier, ModifierArguments } from '../types';
+import getNodeName from '../dom-utils/getNodeName';
+import { isHTMLElement } from '../dom-utils/instanceOf';
+
+// This modifier takes the styles prepared by the `computeStyles` modifier
+// and applies them to the HTMLElements such as popper and arrow
+
+function applyStyles({ state }: ModifierArguments<{||}>) {
+  Object.keys(state.elements).forEach((name) => {
+    const style = state.styles[name] || {};
+
+    const attributes = state.attributes[name] || {};
+    const element = state.elements[name];
+
+    // arrow is optional + virtual elements
+    if (!isHTMLElement(element) || !getNodeName(element)) {
+      return;
+    }
+
+    // Flow doesn't support to extend this property, but it's the most
+    // effective way to apply styles to an HTMLElement
+    // $FlowFixMe[cannot-write]
+    Object.assign(element.style, style);
+
+    Object.keys(attributes).forEach((name) => {
+      const value = attributes[name];
+      if (value === false) {
+        element.removeAttribute(name);
+      } else {
+        element.setAttribute(name, value === true ? '' : value);
+      }
+    });
+  });
+}
+
+function effect({ state }: ModifierArguments<{||}>) {
+  const initialStyles = {
+    popper: {
+      position: state.options.strategy,
+      left: '0',
+      top: '0',
+      margin: '0',
+    },
+    arrow: {
+      position: 'absolute',
+    },
+    reference: {},
+  };
+
+  Object.assign(state.elements.popper.style, initialStyles.popper);
+
+  if (state.elements.arrow) {
+    Object.assign(state.elements.arrow.style, initialStyles.arrow);
+  }
+
+  return () => {
+    Object.keys(state.elements).forEach((name) => {
+      const element = state.elements[name];
+      const attributes = state.attributes[name] || {};
+
+      const styleProperties = Object.keys(
+        state.styles.hasOwnProperty(name)
+          ? state.styles[name]
+          : initialStyles[name]
+      );
+
+      // Set all values to an empty string to unset them
+      const style = styleProperties.reduce((style, property) => {
+        style[property] = '';
+        return style;
+      }, {});
+
+      // arrow is optional + virtual elements
+      if (!isHTMLElement(element) || !getNodeName(element)) {
+        return;
+      }
+
+      Object.assign(element.style, style);
+
+      Object.keys(attributes).forEach((attribute) => {
+        element.removeAttribute(attribute);
+      });
+    });
+  };
+}
+
+// eslint-disable-next-line import/no-unused-modules
+export type ApplyStylesModifier = Modifier<'applyStyles', {||}>;
+export default ({
+  name: 'applyStyles',
+  enabled: true,
+  phase: 'write',
+  fn: applyStyles,
+  effect,
+  requires: ['computeStyles'],
+}: ApplyStylesModifier);

node_modules/@popperjs/core/lib/modifiers/arrow.d.ts

+import { Modifier, Padding } from "../types";
+export declare type Options = {
+    element: HTMLElement | string | null;
+    padding: Padding;
+};
+export declare type ArrowModifier = Modifier<"arrow", Options>;
+declare const _default: Modifier<"arrow", Options>;
+export default _default;

node_modules/@popperjs/core/lib/modifiers/arrow.js

+import getBasePlacement from "../utils/getBasePlacement.js";
+import getLayoutRect from "../dom-utils/getLayoutRect.js";
+import contains from "../dom-utils/contains.js";
+import getOffsetParent from "../dom-utils/getOffsetParent.js";
+import getMainAxisFromPlacement from "../utils/getMainAxisFromPlacement.js";
+import within from "../utils/within.js";
+import mergePaddingObject from "../utils/mergePaddingObject.js";
+import expandToHashMap from "../utils/expandToHashMap.js";
+import { left, right, basePlacements, top, bottom } from "../enums.js";
+import { isHTMLElement } from "../dom-utils/instanceOf.js"; // eslint-disable-next-line import/no-unused-modules
+
+function arrow(_ref) {
+  var _state$modifiersData$;
+
+  var state = _ref.state,
+      name = _ref.name;
+  var arrowElement = state.elements.arrow;
+  var popperOffsets = state.modifiersData.popperOffsets;
+  var basePlacement = getBasePlacement(state.placement);
+  var axis = getMainAxisFromPlacement(basePlacement);
+  var isVertical = [left, right].indexOf(basePlacement) >= 0;
+  var len = isVertical ? 'height' : 'width';
+
+  if (!arrowElement || !popperOffsets) {
+    return;
+  }
+
+  var paddingObject = state.modifiersData[name + "#persistent"].padding;
+  var arrowRect = getLayoutRect(arrowElement);
+  var minProp = axis === 'y' ? top : left;
+  var maxProp = axis === 'y' ? bottom : right;
+  var endDiff = state.rects.reference[len] + state.rects.reference[axis] - popperOffsets[axis] - state.rects.popper[len];
+  var startDiff = popperOffsets[axis] - state.rects.reference[axis];
+  var arrowOffsetParent = getOffsetParent(arrowElement);
+  var clientSize = arrowOffsetParent ? axis === 'y' ? arrowOffsetParent.clientHeight || 0 : arrowOffsetParent.clientWidth || 0 : 0;
+  var centerToReference = endDiff / 2 - startDiff / 2; // Make sure the arrow doesn't overflow the popper if the center point is
+  // outside of the popper bounds
+
+  var min = paddingObject[minProp];
+  var max = clientSize - arrowRect[len] - paddingObject[maxProp];
+  var center = clientSize / 2 - arrowRect[len] / 2 + centerToReference;
+  var offset = within(min, center, max); // Prevents breaking syntax highlighting...
+
+  var axisProp = axis;
+  state.modifiersData[name] = (_state$modifiersData$ = {}, _state$modifiersData$[axisProp] = offset, _state$modifiersData$.centerOffset = offset - center, _state$modifiersData$);
+}
+
+function effect(_ref2) {
+  var state = _ref2.state,
+      options = _ref2.options,
+      name = _ref2.name;
+  var _options$element = options.element,
+      arrowElement = _options$element === void 0 ? '[data-popper-arrow]' : _options$element,
+      _options$padding = options.padding,
+      padding = _options$padding === void 0 ? 0 : _options$padding;
+
+  if (arrowElement == null) {
+    return;
+  } // CSS selector
+
+
+  if (typeof arrowElement === 'string') {
+    arrowElement = state.elements.popper.querySelector(arrowElement);
+
+    if (!arrowElement) {
+      return;
+    }
+  }
+
+  if (process.env.NODE_ENV !== "production") {
+    if (!isHTMLElement(arrowElement)) {
+      console.error(['Popper: "arrow" element must be an HTMLElement (not an SVGElement).', 'To use an SVG arrow, wrap it in an HTMLElement that will be used as', 'the arrow.'].join(' '));
+    }
+  }
+
+  if (!contains(state.elements.popper, arrowElement)) {
+    if (process.env.NODE_ENV !== "production") {
+      console.error(['Popper: "arrow" modifier\'s `element` must be a child of the popper', 'element.'].join(' '));
+    }
+
+    return;
+  }
+
+  state.elements.arrow = arrowElement;
+  state.modifiersData[name + "#persistent"] = {
+    padding: mergePaddingObject(typeof padding !== 'number' ? padding : expandToHashMap(padding, basePlacements))
+  };
+} // eslint-disable-next-line import/no-unused-modules
+
+
+export default {
+  name: 'arrow',
+  enabled: true,
+  phase: 'main',
+  fn: arrow,
+  effect: effect,
+  requires: ['popperOffsets'],
+  requiresIfExists: ['preventOverflow']
+};
\ No newline at end of file

node_modules/@popperjs/core/lib/modifiers/arrow.js.flow

+// @flow
+import type { Modifier, ModifierArguments, Padding } from '../types';
+import getBasePlacement from '../utils/getBasePlacement';
+import getLayoutRect from '../dom-utils/getLayoutRect';
+import contains from '../dom-utils/contains';
+import getOffsetParent from '../dom-utils/getOffsetParent';
+import getMainAxisFromPlacement from '../utils/getMainAxisFromPlacement';
+import within from '../utils/within';
+import mergePaddingObject from '../utils/mergePaddingObject';
+import expandToHashMap from '../utils/expandToHashMap';
+import { left, right, basePlacements, top, bottom } from '../enums';
+import { isHTMLElement } from '../dom-utils/instanceOf';
+
+// eslint-disable-next-line import/no-unused-modules
+export type Options = {
+  element: HTMLElement | string | null,
+  padding: Padding,
+};
+
+function arrow({ state, name }: ModifierArguments<Options>) {
+  const arrowElement = state.elements.arrow;
+  const popperOffsets = state.modifiersData.popperOffsets;
+  const basePlacement = getBasePlacement(state.placement);
+  const axis = getMainAxisFromPlacement(basePlacement);
+  const isVertical = [left, right].indexOf(basePlacement) >= 0;
+  const len = isVertical ? 'height' : 'width';
+
+  if (!arrowElement || !popperOffsets) {
+    return;
+  }
+
+  const paddingObject = state.modifiersData[`${name}#persistent`].padding;
+  const arrowRect = getLayoutRect(arrowElement);
+  const minProp = axis === 'y' ? top : left;
+  const maxProp = axis === 'y' ? bottom : right;
+
+  const endDiff =
+    state.rects.reference[len] +
+    state.rects.reference[axis] -
+    popperOffsets[axis] -
+    state.rects.popper[len];
+  const startDiff = popperOffsets[axis] - state.rects.reference[axis];
+
+  const arrowOffsetParent = getOffsetParent(arrowElement);
+  const clientSize = arrowOffsetParent
+    ? axis === 'y'
+      ? arrowOffsetParent.clientHeight || 0
+      : arrowOffsetParent.clientWidth || 0
+    : 0;
+
+  const centerToReference = endDiff / 2 - startDiff / 2;
+
+  // Make sure the arrow doesn't overflow the popper if the center point is
+  // outside of the popper bounds
+  const min = paddingObject[minProp];
+  const max = clientSize - arrowRect[len] - paddingObject[maxProp];
+  const center = clientSize / 2 - arrowRect[len] / 2 + centerToReference;
+  const offset = within(min, center, max);
+
+  // Prevents breaking syntax highlighting...
+  const axisProp: string = axis;
+  state.modifiersData[name] = {
+    [axisProp]: offset,
+    centerOffset: offset - center,
+  };
+}
+
+function effect({ state, options, name }: ModifierArguments<Options>) {
+  let { element: arrowElement = '[data-popper-arrow]', padding = 0 } = options;
+
+  if (arrowElement == null) {
+    return;
+  }
+
+  // CSS selector
+  if (typeof arrowElement === 'string') {
+    arrowElement = state.elements.popper.querySelector(arrowElement);
+
+    if (!arrowElement) {
+      return;
+    }
+  }
+
+  if (false) {
+    if (!isHTMLElement(arrowElement)) {
+      console.error(
+        [
+          'Popper: "arrow" element must be an HTMLElement (not an SVGElement).',
+          'To use an SVG arrow, wrap it in an HTMLElement that will be used as',
+          'the arrow.',
+        ].join(' ')
+      );
+    }
+  }
+
+  if (!contains(state.elements.popper, arrowElement)) {
+    if (false) {
+      console.error(
+        [
+          'Popper: "arrow" modifier\'s `element` must be a child of the popper',
+          'element.',
+        ].join(' ')
+      );
+    }
+
+    return;
+  }
+
+  state.elements.arrow = arrowElement;
+  state.modifiersData[`${name}#persistent`] = {
+    padding: mergePaddingObject(
+      typeof padding !== 'number'
+        ? padding
+        : expandToHashMap(padding, basePlacements)
+    ),
+  };
+}
+
+// eslint-disable-next-line import/no-unused-modules
+export type ArrowModifier = Modifier<'arrow', Options>;
+export default ({
+  name: 'arrow',
+  enabled: true,
+  phase: 'main',
+  fn: arrow,
+  effect,
+  requires: ['popperOffsets'],
+  requiresIfExists: ['preventOverflow'],
+}: ArrowModifier);

node_modules/@popperjs/core/lib/modifiers/computeStyles.d.ts

+import { PositioningStrategy, Modifier, Rect } from "../types";
+import { BasePlacement } from "../enums";
+export declare type Options = {
+    gpuAcceleration: boolean;
+    adaptive: boolean;
+    roundOffsets: boolean;
+};
+export declare function mapToStyles({ popper, popperRect, placement, offsets, position, gpuAcceleration, adaptive, roundOffsets }: {
+    popper: HTMLElement;
+    popperRect: Rect;
+    placement: BasePlacement;
+    offsets: Partial<{
+        x: number;
+        y: number;
+        centerOffset: number;
+    }>;
+    position: PositioningStrategy;
+    gpuAcceleration: boolean;
+    adaptive: boolean;
+    roundOffsets: boolean;
+}): {
+    transform: string;
+    top: string;
+    right: string;
+    bottom: string;
+    left: string;
+    position: PositioningStrategy;
+};
+export declare type ComputeStylesModifier = Modifier<"computeStyles", Options>;
+declare const _default: Modifier<"computeStyles", Options>;
+export default _default;

node_modules/@popperjs/core/lib/modifiers/computeStyles.js

+import { top, left, right, bottom } from "../enums.js";
+import getOffsetParent from "../dom-utils/getOffsetParent.js";
+import getWindow from "../dom-utils/getWindow.js";
+import getDocumentElement from "../dom-utils/getDocumentElement.js";
+import getComputedStyle from "../dom-utils/getComputedStyle.js";
+import getBasePlacement from "../utils/getBasePlacement.js"; // eslint-disable-next-line import/no-unused-modules
+
+var unsetSides = {
+  top: 'auto',
+  right: 'auto',
+  bottom: 'auto',
+  left: 'auto'
+}; // Round the offsets to the nearest suitable subpixel based on the DPR.
+// Zooming can change the DPR, but it seems to report a value that will
+// cleanly divide the values into the appropriate subpixels.
+
+function roundOffsetsByDPR(_ref) {
+  var x = _ref.x,
+      y = _ref.y;
+  var win = window;
+  var dpr = win.devicePixelRatio || 1;
+  return {
+    x: Math.round(x * dpr) / dpr || 0,
+    y: Math.round(y * dpr) / dpr || 0
+  };
+}
+
+export function mapToStyles(_ref2) {
+  var _Object$assign2;
+
+  var popper = _ref2.popper,
+      popperRect = _ref2.popperRect,
+      placement = _ref2.placement,
+      offsets = _ref2.offsets,
+      position = _ref2.position,
+      gpuAcceleration = _ref2.gpuAcceleration,
+      adaptive = _ref2.adaptive,
+      roundOffsets = _ref2.roundOffsets;
+
+  var _ref3 = roundOffsets ? roundOffsetsByDPR(offsets) : offsets,
+      _ref3$x = _ref3.x,
+      x = _ref3$x === void 0 ? 0 : _ref3$x,
+      _ref3$y = _ref3.y,
+      y = _ref3$y === void 0 ? 0 : _ref3$y;
+
+  var hasX = offsets.hasOwnProperty('x');
+  var hasY = offsets.hasOwnProperty('y');
+  var sideX = left;
+  var sideY = top;
+  var win = window;
+
+  if (adaptive) {
+    var offsetParent = getOffsetParent(popper);
+
+    if (offsetParent === getWindow(popper)) {
+      offsetParent = getDocumentElement(popper);
+    } // $FlowFixMe[incompatible-cast]: force type refinement, we compare offsetParent with window above, but Flow doesn't detect it
+
+    /*:: offsetParent = (offsetParent: Element); */
+
+
+    if (placement === top) {
+      sideY = bottom;
+      y -= offsetParent.clientHeight - popperRect.height;
+      y *= gpuAcceleration ? 1 : -1;
+    }
+
+    if (placement === left) {
+      sideX = right;
+      x -= offsetParent.clientWidth - popperRect.width;
+      x *= gpuAcceleration ? 1 : -1;
+    }
+  }
+
+  var commonStyles = Object.assign({
+    position: position
+  }, adaptive && unsetSides);
+
+  if (gpuAcceleration) {
+    var _Object$assign;
+
+    return Object.assign(Object.assign({}, commonStyles), {}, (_Object$assign = {}, _Object$assign[sideY] = hasY ? '0' : '', _Object$assign[sideX] = hasX ? '0' : '', _Object$assign.transform = (win.devicePixelRatio || 1) < 2 ? "translate(" + x + "px, " + y + "px)" : "translate3d(" + x + "px, " + y + "px, 0)", _Object$assign));
+  }
+
+  return Object.assign(Object.assign({}, commonStyles), {}, (_Object$assign2 = {}, _Object$assign2[sideY] = hasY ? y + "px" : '', _Object$assign2[sideX] = hasX ? x + "px" : '', _Object$assign2.transform = '', _Object$assign2));
+}
+
+function computeStyles(_ref4) {
+  var state = _ref4.state,
+      options = _ref4.options;
+  var _options$gpuAccelerat = options.gpuAcceleration,
+      gpuAcceleration = _options$gpuAccelerat === void 0 ? true : _options$gpuAccelerat,
+      _options$adaptive = options.adaptive,
+      adaptive = _options$adaptive === void 0 ? true : _options$adaptive,
+      _options$roundOffsets = options.roundOffsets,
+      roundOffsets = _options$roundOffsets === void 0 ? true : _options$roundOffsets;
+
+  if (process.env.NODE_ENV !== "production") {
+    var transitionProperty = getComputedStyle(state.elements.popper).transitionProperty || '';
+
+    if (adaptive && ['transform', 'top', 'right', 'bottom', 'left'].some(function (property) {
+      return transitionProperty.indexOf(property) >= 0;
+    })) {
+      console.warn(['Popper: Detected CSS transitions on at least one of the following', 'CSS properties: "transform", "top", "right", "bottom", "left".', '\n\n', 'Disable the "computeStyles" modifier\'s `adaptive` option to allow', 'for smooth transitions, or remove these properties from the CSS', 'transition declaration on the popper element if only transitioning', 'opacity or background-color for example.', '\n\n', 'We recommend using the popper element as a wrapper around an inner', 'element that can have any CSS property transitioned for animations.'].join(' '));
+    }
+  }
+
+  var commonStyles = {
+    placement: getBasePlacement(state.placement),
+    popper: state.elements.popper,
+    popperRect: state.rects.popper,
+    gpuAcceleration: gpuAcceleration
+  };
+
+  if (state.modifiersData.popperOffsets != null) {
+    state.styles.popper = Object.assign(Object.assign({}, state.styles.popper), mapToStyles(Object.assign(Object.assign({}, commonStyles), {}, {
+      offsets: state.modifiersData.popperOffsets,
+      position: state.options.strategy,
+      adaptive: adaptive,
+      roundOffsets: roundOffsets
+    })));
+  }
+
+  if (state.modifiersData.arrow != null) {
+    state.styles.arrow = Object.assign(Object.assign({}, state.styles.arrow), mapToStyles(Object.assign(Object.assign({}, commonStyles), {}, {
+      offsets: state.modifiersData.arrow,
+      position: 'absolute',
+      adaptive: false,
+      roundOffsets: roundOffsets
+    })));
+  }
+
+  state.attributes.popper = Object.assign(Object.assign({}, state.attributes.popper), {}, {
+    'data-popper-placement': state.placement
+  });
+} // eslint-disable-next-line import/no-unused-modules
+
+
+export default {
+  name: 'computeStyles',
+  enabled: true,
+  phase: 'beforeWrite',
+  fn: computeStyles,
+  data: {}
+};
\ No newline at end of file

node_modules/@popperjs/core/lib/modifiers/computeStyles.js.flow

+// @flow
+import type {
+  PositioningStrategy,
+  Offsets,
+  Modifier,
+  ModifierArguments,
+  Rect,
+  Window,
+} from '../types';
+import { type BasePlacement, top, left, right, bottom } from '../enums';
+import getOffsetParent from '../dom-utils/getOffsetParent';
+import getWindow from '../dom-utils/getWindow';
+import getDocumentElement from '../dom-utils/getDocumentElement';
+import getComputedStyle from '../dom-utils/getComputedStyle';
+import getBasePlacement from '../utils/getBasePlacement';
+
+// eslint-disable-next-line import/no-unused-modules
+export type Options = {
+  gpuAcceleration: boolean,
+  adaptive: boolean,
+  roundOffsets: boolean,
+};
+
+const unsetSides = {
+  top: 'auto',
+  right: 'auto',
+  bottom: 'auto',
+  left: 'auto',
+};
+
+// Round the offsets to the nearest suitable subpixel based on the DPR.
+// Zooming can change the DPR, but it seems to report a value that will
+// cleanly divide the values into the appropriate subpixels.
+function roundOffsetsByDPR({ x, y }): Offsets {
+  const win: Window = window;
+  const dpr = win.devicePixelRatio || 1;
+
+  return {
+    x: Math.round(x * dpr) / dpr || 0,
+    y: Math.round(y * dpr) / dpr || 0,
+  };
+}
+
+export function mapToStyles({
+  popper,
+  popperRect,
+  placement,
+  offsets,
+  position,
+  gpuAcceleration,
+  adaptive,
+  roundOffsets,
+}: {
+  popper: HTMLElement,
+  popperRect: Rect,
+  placement: BasePlacement,
+  offsets: $Shape<{ x: number, y: number, centerOffset: number }>,
+  position: PositioningStrategy,
+  gpuAcceleration: boolean,
+  adaptive: boolean,
+  roundOffsets: boolean,
+}) {
+  let { x = 0, y = 0 } = roundOffsets ? roundOffsetsByDPR(offsets) : offsets;
+
+  const hasX = offsets.hasOwnProperty('x');
+  const hasY = offsets.hasOwnProperty('y');
+
+  let sideX: string = left;
+  let sideY: string = top;
+
+  const win: Window = window;
+
+  if (adaptive) {
+    let offsetParent = getOffsetParent(popper);
+    if (offsetParent === getWindow(popper)) {
+      offsetParent = getDocumentElement(popper);
+    }
+
+    // $FlowFixMe[incompatible-cast]: force type refinement, we compare offsetParent with window above, but Flow doesn't detect it
+    /*:: offsetParent = (offsetParent: Element); */
+
+    if (placement === top) {
+      sideY = bottom;
+      y -= offsetParent.clientHeight - popperRect.height;
+      y *= gpuAcceleration ? 1 : -1;
+    }
+
+    if (placement === left) {
+      sideX = right;
+      x -= offsetParent.clientWidth - popperRect.width;
+      x *= gpuAcceleration ? 1 : -1;
+    }
+  }
+
+  const commonStyles = {
+    position,
+    ...(adaptive && unsetSides),
+  };
+
+  if (gpuAcceleration) {
+    return {
+      ...commonStyles,
+      [sideY]: hasY ? '0' : '',
+      [sideX]: hasX ? '0' : '',
+      // Layer acceleration can disable subpixel rendering which causes slightly
+      // blurry text on low PPI displays, so we want to use 2D transforms
+      // instead
+      transform:
+        (win.devicePixelRatio || 1) < 2
+          ? `translate(${x}px, ${y}px)`
+          : `translate3d(${x}px, ${y}px, 0)`,
+    };
+  }
+
+  return {
+    ...commonStyles,
+    [sideY]: hasY ? `${y}px` : '',
+    [sideX]: hasX ? `${x}px` : '',
+    transform: '',
+  };
+}
+
+function computeStyles({ state, options }: ModifierArguments<Options>) {
+  const {
+    gpuAcceleration = true,
+    adaptive = true,
+    roundOffsets = true,
+  } = options;
+
+  if (false) {
+    const transitionProperty =
+      getComputedStyle(state.elements.popper).transitionProperty || '';
+
+    if (
+      adaptive &&
+      ['transform', 'top', 'right', 'bottom', 'left'].some(
+        (property) => transitionProperty.indexOf(property) >= 0
+      )
+    ) {
+      console.warn(
+        [
+          'Popper: Detected CSS transitions on at least one of the following',
+          'CSS properties: "transform", "top", "right", "bottom", "left".',
+          '\n\n',
+          'Disable the "computeStyles" modifier\'s `adaptive` option to allow',
+          'for smooth transitions, or remove these properties from the CSS',
+          'transition declaration on the popper element if only transitioning',
+          'opacity or background-color for example.',
+          '\n\n',
+          'We recommend using the popper element as a wrapper around an inner',
+          'element that can have any CSS property transitioned for animations.',
+        ].join(' ')
+      );
+    }
+  }
+
+  const commonStyles = {
+    placement: getBasePlacement(state.placement),
+    popper: state.elements.popper,
+    popperRect: state.rects.popper,
+    gpuAcceleration,
+  };
+
+  if (state.modifiersData.popperOffsets != null) {
+    state.styles.popper = {
+      ...state.styles.popper,
+      ...mapToStyles({
+        ...commonStyles,
+        offsets: state.modifiersData.popperOffsets,
+        position: state.options.strategy,
+        adaptive,
+        roundOffsets,
+      }),
+    };
+  }
+
+  if (state.modifiersData.arrow != null) {
+    state.styles.arrow = {
+      ...state.styles.arrow,
+      ...mapToStyles({
+        ...commonStyles,
+        offsets: state.modifiersData.arrow,
+        position: 'absolute',
+        adaptive: false,
+        roundOffsets,
+      }),
+    };
+  }
+
+  state.attributes.popper = {
+    ...state.attributes.popper,
+    'data-popper-placement': state.placement,
+  };
+}
+
+// eslint-disable-next-line import/no-unused-modules
+export type ComputeStylesModifier = Modifier<'computeStyles', Options>;
+export default ({
+  name: 'computeStyles',
+  enabled: true,
+  phase: 'beforeWrite',
+  fn: computeStyles,
+  data: {},
+}: ComputeStylesModifier);

node_modules/@popperjs/core/lib/modifiers/eventListeners.d.ts

+import { Modifier } from "../types";
+export declare type Options = {
+    scroll: boolean;
+    resize: boolean;
+};
+export declare type EventListenersModifier = Modifier<"eventListeners", Options>;
+declare const _default: Modifier<"eventListeners", Options>;
+export default _default;