first commit

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

+import getWindow from "../dom-utils/getWindow.js"; // eslint-disable-next-line import/no-unused-modules
+
+var passive = {
+  passive: true
+};
+
+function effect(_ref) {
+  var state = _ref.state,
+      instance = _ref.instance,
+      options = _ref.options;
+  var _options$scroll = options.scroll,
+      scroll = _options$scroll === void 0 ? true : _options$scroll,
+      _options$resize = options.resize,
+      resize = _options$resize === void 0 ? true : _options$resize;
+  var window = getWindow(state.elements.popper);
+  var scrollParents = [].concat(state.scrollParents.reference, state.scrollParents.popper);
+
+  if (scroll) {
+    scrollParents.forEach(function (scrollParent) {
+      scrollParent.addEventListener('scroll', instance.update, passive);
+    });
+  }
+
+  if (resize) {
+    window.addEventListener('resize', instance.update, passive);
+  }
+
+  return function () {
+    if (scroll) {
+      scrollParents.forEach(function (scrollParent) {
+        scrollParent.removeEventListener('scroll', instance.update, passive);
+      });
+    }
+
+    if (resize) {
+      window.removeEventListener('resize', instance.update, passive);
+    }
+  };
+} // eslint-disable-next-line import/no-unused-modules
+
+
+export default {
+  name: 'eventListeners',
+  enabled: true,
+  phase: 'write',
+  fn: function fn() {},
+  effect: effect,
+  data: {}
+};
\ No newline at end of file

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

+// @flow
+import type { ModifierArguments, Modifier } from '../types';
+import getWindow from '../dom-utils/getWindow';
+
+// eslint-disable-next-line import/no-unused-modules
+export type Options = {
+  scroll: boolean,
+  resize: boolean,
+};
+
+const passive = { passive: true };
+
+function effect({ state, instance, options }: ModifierArguments<Options>) {
+  const { scroll = true, resize = true } = options;
+
+  const window = getWindow(state.elements.popper);
+  const scrollParents = [
+    ...state.scrollParents.reference,
+    ...state.scrollParents.popper,
+  ];
+
+  if (scroll) {
+    scrollParents.forEach(scrollParent => {
+      scrollParent.addEventListener('scroll', instance.update, passive);
+    });
+  }
+
+  if (resize) {
+    window.addEventListener('resize', instance.update, passive);
+  }
+
+  return () => {
+    if (scroll) {
+      scrollParents.forEach(scrollParent => {
+        scrollParent.removeEventListener('scroll', instance.update, passive);
+      });
+    }
+
+    if (resize) {
+      window.removeEventListener('resize', instance.update, passive);
+    }
+  };
+}
+
+// eslint-disable-next-line import/no-unused-modules
+export type EventListenersModifier = Modifier<'eventListeners', Options>;
+export default ({
+  name: 'eventListeners',
+  enabled: true,
+  phase: 'write',
+  fn: () => {},
+  effect,
+  data: {},
+}: EventListenersModifier);

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

+import { Placement, Boundary, RootBoundary } from "../enums";
+import { Modifier, Padding } from "../types";
+export declare type Options = {
+    mainAxis: boolean;
+    altAxis: boolean;
+    fallbackPlacements: Array<Placement>;
+    padding: Padding;
+    boundary: Boundary;
+    rootBoundary: RootBoundary;
+    altBoundary: boolean;
+    flipVariations: boolean;
+    allowedAutoPlacements: Array<Placement>;
+};
+export declare type FlipModifier = Modifier<"flip", Options>;
+declare const _default: Modifier<"flip", Options>;
+export default _default;

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

+import getOppositePlacement from "../utils/getOppositePlacement.js";
+import getBasePlacement from "../utils/getBasePlacement.js";
+import getOppositeVariationPlacement from "../utils/getOppositeVariationPlacement.js";
+import detectOverflow from "../utils/detectOverflow.js";
+import computeAutoPlacement from "../utils/computeAutoPlacement.js";
+import { bottom, top, start, right, left, auto } from "../enums.js";
+import getVariation from "../utils/getVariation.js"; // eslint-disable-next-line import/no-unused-modules
+
+function getExpandedFallbackPlacements(placement) {
+  if (getBasePlacement(placement) === auto) {
+    return [];
+  }
+
+  var oppositePlacement = getOppositePlacement(placement);
+  return [getOppositeVariationPlacement(placement), oppositePlacement, getOppositeVariationPlacement(oppositePlacement)];
+}
+
+function flip(_ref) {
+  var state = _ref.state,
+      options = _ref.options,
+      name = _ref.name;
+
+  if (state.modifiersData[name]._skip) {
+    return;
+  }
+
+  var _options$mainAxis = options.mainAxis,
+      checkMainAxis = _options$mainAxis === void 0 ? true : _options$mainAxis,
+      _options$altAxis = options.altAxis,
+      checkAltAxis = _options$altAxis === void 0 ? true : _options$altAxis,
+      specifiedFallbackPlacements = options.fallbackPlacements,
+      padding = options.padding,
+      boundary = options.boundary,
+      rootBoundary = options.rootBoundary,
+      altBoundary = options.altBoundary,
+      _options$flipVariatio = options.flipVariations,
+      flipVariations = _options$flipVariatio === void 0 ? true : _options$flipVariatio,
+      allowedAutoPlacements = options.allowedAutoPlacements;
+  var preferredPlacement = state.options.placement;
+  var basePlacement = getBasePlacement(preferredPlacement);
+  var isBasePlacement = basePlacement === preferredPlacement;
+  var fallbackPlacements = specifiedFallbackPlacements || (isBasePlacement || !flipVariations ? [getOppositePlacement(preferredPlacement)] : getExpandedFallbackPlacements(preferredPlacement));
+  var placements = [preferredPlacement].concat(fallbackPlacements).reduce(function (acc, placement) {
+    return acc.concat(getBasePlacement(placement) === auto ? computeAutoPlacement(state, {
+      placement: placement,
+      boundary: boundary,
+      rootBoundary: rootBoundary,
+      padding: padding,
+      flipVariations: flipVariations,
+      allowedAutoPlacements: allowedAutoPlacements
+    }) : placement);
+  }, []);
+  var referenceRect = state.rects.reference;
+  var popperRect = state.rects.popper;
+  var checksMap = new Map();
+  var makeFallbackChecks = true;
+  var firstFittingPlacement = placements[0];
+
+  for (var i = 0; i < placements.length; i++) {
+    var placement = placements[i];
+
+    var _basePlacement = getBasePlacement(placement);
+
+    var isStartVariation = getVariation(placement) === start;
+    var isVertical = [top, bottom].indexOf(_basePlacement) >= 0;
+    var len = isVertical ? 'width' : 'height';
+    var overflow = detectOverflow(state, {
+      placement: placement,
+      boundary: boundary,
+      rootBoundary: rootBoundary,
+      altBoundary: altBoundary,
+      padding: padding
+    });
+    var mainVariationSide = isVertical ? isStartVariation ? right : left : isStartVariation ? bottom : top;
+
+    if (referenceRect[len] > popperRect[len]) {
+      mainVariationSide = getOppositePlacement(mainVariationSide);
+    }
+
+    var altVariationSide = getOppositePlacement(mainVariationSide);
+    var checks = [];
+
+    if (checkMainAxis) {
+      checks.push(overflow[_basePlacement] <= 0);
+    }
+
+    if (checkAltAxis) {
+      checks.push(overflow[mainVariationSide] <= 0, overflow[altVariationSide] <= 0);
+    }
+
+    if (checks.every(function (check) {
+      return check;
+    })) {
+      firstFittingPlacement = placement;
+      makeFallbackChecks = false;
+      break;
+    }
+
+    checksMap.set(placement, checks);
+  }
+
+  if (makeFallbackChecks) {
+    // `2` may be desired in some cases – research later
+    var numberOfChecks = flipVariations ? 3 : 1;
+
+    var _loop = function _loop(_i) {
+      var fittingPlacement = placements.find(function (placement) {
+        var checks = checksMap.get(placement);
+
+        if (checks) {
+          return checks.slice(0, _i).every(function (check) {
+            return check;
+          });
+        }
+      });
+
+      if (fittingPlacement) {
+        firstFittingPlacement = fittingPlacement;
+        return "break";
+      }
+    };
+
+    for (var _i = numberOfChecks; _i > 0; _i--) {
+      var _ret = _loop(_i);
+
+      if (_ret === "break") break;
+    }
+  }
+
+  if (state.placement !== firstFittingPlacement) {
+    state.modifiersData[name]._skip = true;
+    state.placement = firstFittingPlacement;
+    state.reset = true;
+  }
+} // eslint-disable-next-line import/no-unused-modules
+
+
+export default {
+  name: 'flip',
+  enabled: true,
+  phase: 'main',
+  fn: flip,
+  requiresIfExists: ['offset'],
+  data: {
+    _skip: false
+  }
+};
\ No newline at end of file

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

+// @flow
+import type { Placement, Boundary, RootBoundary } from '../enums';
+import type { ModifierArguments, Modifier, Padding } from '../types';
+import getOppositePlacement from '../utils/getOppositePlacement';
+import getBasePlacement from '../utils/getBasePlacement';
+import getOppositeVariationPlacement from '../utils/getOppositeVariationPlacement';
+import detectOverflow from '../utils/detectOverflow';
+import computeAutoPlacement from '../utils/computeAutoPlacement';
+import { bottom, top, start, right, left, auto } from '../enums';
+import getVariation from '../utils/getVariation';
+
+// eslint-disable-next-line import/no-unused-modules
+export type Options = {
+  mainAxis: boolean,
+  altAxis: boolean,
+  fallbackPlacements: Array<Placement>,
+  padding: Padding,
+  boundary: Boundary,
+  rootBoundary: RootBoundary,
+  altBoundary: boolean,
+  flipVariations: boolean,
+  allowedAutoPlacements: Array<Placement>,
+};
+
+function getExpandedFallbackPlacements(placement: Placement): Array<Placement> {
+  if (getBasePlacement(placement) === auto) {
+    return [];
+  }
+
+  const oppositePlacement = getOppositePlacement(placement);
+
+  return [
+    getOppositeVariationPlacement(placement),
+    oppositePlacement,
+    getOppositeVariationPlacement(oppositePlacement),
+  ];
+}
+
+function flip({ state, options, name }: ModifierArguments<Options>) {
+  if (state.modifiersData[name]._skip) {
+    return;
+  }
+
+  const {
+    mainAxis: checkMainAxis = true,
+    altAxis: checkAltAxis = true,
+    fallbackPlacements: specifiedFallbackPlacements,
+    padding,
+    boundary,
+    rootBoundary,
+    altBoundary,
+    flipVariations = true,
+    allowedAutoPlacements,
+  } = options;
+
+  const preferredPlacement = state.options.placement;
+  const basePlacement = getBasePlacement(preferredPlacement);
+  const isBasePlacement = basePlacement === preferredPlacement;
+
+  const fallbackPlacements =
+    specifiedFallbackPlacements ||
+    (isBasePlacement || !flipVariations
+      ? [getOppositePlacement(preferredPlacement)]
+      : getExpandedFallbackPlacements(preferredPlacement));
+
+  const placements = [preferredPlacement, ...fallbackPlacements].reduce(
+    (acc, placement) => {
+      return acc.concat(
+        getBasePlacement(placement) === auto
+          ? computeAutoPlacement(state, {
+              placement,
+              boundary,
+              rootBoundary,
+              padding,
+              flipVariations,
+              allowedAutoPlacements,
+            })
+          : placement
+      );
+    },
+    []
+  );
+
+  const referenceRect = state.rects.reference;
+  const popperRect = state.rects.popper;
+
+  const checksMap = new Map();
+  let makeFallbackChecks = true;
+  let firstFittingPlacement = placements[0];
+
+  for (let i = 0; i < placements.length; i++) {
+    const placement = placements[i];
+    const basePlacement = getBasePlacement(placement);
+    const isStartVariation = getVariation(placement) === start;
+    const isVertical = [top, bottom].indexOf(basePlacement) >= 0;
+    const len = isVertical ? 'width' : 'height';
+
+    const overflow = detectOverflow(state, {
+      placement,
+      boundary,
+      rootBoundary,
+      altBoundary,
+      padding,
+    });
+
+    let mainVariationSide: any = isVertical
+      ? isStartVariation
+        ? right
+        : left
+      : isStartVariation
+      ? bottom
+      : top;
+
+    if (referenceRect[len] > popperRect[len]) {
+      mainVariationSide = getOppositePlacement(mainVariationSide);
+    }
+
+    const altVariationSide: any = getOppositePlacement(mainVariationSide);
+
+    const checks = [];
+
+    if (checkMainAxis) {
+      checks.push(overflow[basePlacement] <= 0);
+    }
+
+    if (checkAltAxis) {
+      checks.push(
+        overflow[mainVariationSide] <= 0,
+        overflow[altVariationSide] <= 0
+      );
+    }
+
+    if (checks.every((check) => check)) {
+      firstFittingPlacement = placement;
+      makeFallbackChecks = false;
+      break;
+    }
+
+    checksMap.set(placement, checks);
+  }
+
+  if (makeFallbackChecks) {
+    // `2` may be desired in some cases – research later
+    const numberOfChecks = flipVariations ? 3 : 1;
+
+    for (let i = numberOfChecks; i > 0; i--) {
+      const fittingPlacement = placements.find((placement) => {
+        const checks = checksMap.get(placement);
+        if (checks) {
+          return checks.slice(0, i).every((check) => check);
+        }
+      });
+
+      if (fittingPlacement) {
+        firstFittingPlacement = fittingPlacement;
+        break;
+      }
+    }
+  }
+
+  if (state.placement !== firstFittingPlacement) {
+    state.modifiersData[name]._skip = true;
+    state.placement = firstFittingPlacement;
+    state.reset = true;
+  }
+}
+
+// eslint-disable-next-line import/no-unused-modules
+export type FlipModifier = Modifier<'flip', Options>;
+export default ({
+  name: 'flip',
+  enabled: true,
+  phase: 'main',
+  fn: flip,
+  requiresIfExists: ['offset'],
+  data: { _skip: false },
+}: FlipModifier);

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

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

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

+import { top, bottom, left, right } from "../enums.js";
+import detectOverflow from "../utils/detectOverflow.js";
+
+function getSideOffsets(overflow, rect, preventedOffsets) {
+  if (preventedOffsets === void 0) {
+    preventedOffsets = {
+      x: 0,
+      y: 0
+    };
+  }
+
+  return {
+    top: overflow.top - rect.height - preventedOffsets.y,
+    right: overflow.right - rect.width + preventedOffsets.x,
+    bottom: overflow.bottom - rect.height + preventedOffsets.y,
+    left: overflow.left - rect.width - preventedOffsets.x
+  };
+}
+
+function isAnySideFullyClipped(overflow) {
+  return [top, right, bottom, left].some(function (side) {
+    return overflow[side] >= 0;
+  });
+}
+
+function hide(_ref) {
+  var state = _ref.state,
+      name = _ref.name;
+  var referenceRect = state.rects.reference;
+  var popperRect = state.rects.popper;
+  var preventedOffsets = state.modifiersData.preventOverflow;
+  var referenceOverflow = detectOverflow(state, {
+    elementContext: 'reference'
+  });
+  var popperAltOverflow = detectOverflow(state, {
+    altBoundary: true
+  });
+  var referenceClippingOffsets = getSideOffsets(referenceOverflow, referenceRect);
+  var popperEscapeOffsets = getSideOffsets(popperAltOverflow, popperRect, preventedOffsets);
+  var isReferenceHidden = isAnySideFullyClipped(referenceClippingOffsets);
+  var hasPopperEscaped = isAnySideFullyClipped(popperEscapeOffsets);
+  state.modifiersData[name] = {
+    referenceClippingOffsets: referenceClippingOffsets,
+    popperEscapeOffsets: popperEscapeOffsets,
+    isReferenceHidden: isReferenceHidden,
+    hasPopperEscaped: hasPopperEscaped
+  };
+  state.attributes.popper = Object.assign(Object.assign({}, state.attributes.popper), {}, {
+    'data-popper-reference-hidden': isReferenceHidden,
+    'data-popper-escaped': hasPopperEscaped
+  });
+} // eslint-disable-next-line import/no-unused-modules
+
+
+export default {
+  name: 'hide',
+  enabled: true,
+  phase: 'main',
+  requiresIfExists: ['preventOverflow'],
+  fn: hide
+};
\ No newline at end of file

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

+// @flow
+import type {
+  ModifierArguments,
+  Modifier,
+  Rect,
+  SideObject,
+  Offsets,
+} from '../types';
+import { top, bottom, left, right } from '../enums';
+import detectOverflow from '../utils/detectOverflow';
+
+function getSideOffsets(
+  overflow: SideObject,
+  rect: Rect,
+  preventedOffsets: Offsets = { x: 0, y: 0 }
+): SideObject {
+  return {
+    top: overflow.top - rect.height - preventedOffsets.y,
+    right: overflow.right - rect.width + preventedOffsets.x,
+    bottom: overflow.bottom - rect.height + preventedOffsets.y,
+    left: overflow.left - rect.width - preventedOffsets.x,
+  };
+}
+
+function isAnySideFullyClipped(overflow: SideObject): boolean {
+  return [top, right, bottom, left].some((side) => overflow[side] >= 0);
+}
+
+function hide({ state, name }: ModifierArguments<{||}>) {
+  const referenceRect = state.rects.reference;
+  const popperRect = state.rects.popper;
+  const preventedOffsets = state.modifiersData.preventOverflow;
+
+  const referenceOverflow = detectOverflow(state, {
+    elementContext: 'reference',
+  });
+  const popperAltOverflow = detectOverflow(state, {
+    altBoundary: true,
+  });
+
+  const referenceClippingOffsets = getSideOffsets(
+    referenceOverflow,
+    referenceRect
+  );
+  const popperEscapeOffsets = getSideOffsets(
+    popperAltOverflow,
+    popperRect,
+    preventedOffsets
+  );
+
+  const isReferenceHidden = isAnySideFullyClipped(referenceClippingOffsets);
+  const hasPopperEscaped = isAnySideFullyClipped(popperEscapeOffsets);
+
+  state.modifiersData[name] = {
+    referenceClippingOffsets,
+    popperEscapeOffsets,
+    isReferenceHidden,
+    hasPopperEscaped,
+  };
+
+  state.attributes.popper = {
+    ...state.attributes.popper,
+    'data-popper-reference-hidden': isReferenceHidden,
+    'data-popper-escaped': hasPopperEscaped,
+  };
+}
+
+// eslint-disable-next-line import/no-unused-modules
+export type HideModifier = Modifier<'hide', {||}>;
+export default ({
+  name: 'hide',
+  enabled: true,
+  phase: 'main',
+  requiresIfExists: ['preventOverflow'],
+  fn: hide,
+}: HideModifier);

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

+export { default as applyStyles } from "./applyStyles";
+export { default as arrow } from "./arrow";
+export { default as computeStyles } from "./computeStyles";
+export { default as eventListeners } from "./eventListeners";
+export { default as flip } from "./flip";
+export { default as hide } from "./hide";
+export { default as offset } from "./offset";
+export { default as popperOffsets } from "./popperOffsets";
+export { default as preventOverflow } from "./preventOverflow";

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

+export { default as applyStyles } from "./applyStyles.js";
+export { default as arrow } from "./arrow.js";
+export { default as computeStyles } from "./computeStyles.js";
+export { default as eventListeners } from "./eventListeners.js";
+export { default as flip } from "./flip.js";
+export { default as hide } from "./hide.js";
+export { default as offset } from "./offset.js";
+export { default as popperOffsets } from "./popperOffsets.js";
+export { default as preventOverflow } from "./preventOverflow.js";
\ No newline at end of file

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

+// @flow
+export { default as applyStyles } from './applyStyles';
+export { default as arrow } from './arrow';
+export { default as computeStyles } from './computeStyles';
+export { default as eventListeners } from './eventListeners';
+export { default as flip } from './flip';
+export { default as hide } from './hide';
+export { default as offset } from './offset';
+export { default as popperOffsets } from './popperOffsets';
+export { default as preventOverflow } from './preventOverflow';

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

+import { Placement } from "../enums";
+import { Modifier, Rect, Offsets } from "../types";
+declare type OffsetsFunction = (arg0: {
+    popper: Rect;
+    reference: Rect;
+    placement: Placement;
+}) => [number | null | undefined, number | null | undefined];
+declare type Offset = OffsetsFunction | [number | null | undefined, number | null | undefined];
+export declare type Options = {
+    offset: Offset;
+};
+export declare function distanceAndSkiddingToXY(placement: Placement, rects: {
+    popper: Rect;
+    reference: Rect;
+}, offset: Offset): Offsets;
+export declare type OffsetModifier = Modifier<"offset", Options>;
+declare const _default: Modifier<"offset", Options>;
+export default _default;

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

+import getBasePlacement from "../utils/getBasePlacement.js";
+import { top, left, right, placements } from "../enums.js";
+export function distanceAndSkiddingToXY(placement, rects, offset) {
+  var basePlacement = getBasePlacement(placement);
+  var invertDistance = [left, top].indexOf(basePlacement) >= 0 ? -1 : 1;
+
+  var _ref = typeof offset === 'function' ? offset(Object.assign(Object.assign({}, rects), {}, {
+    placement: placement
+  })) : offset,
+      skidding = _ref[0],
+      distance = _ref[1];
+
+  skidding = skidding || 0;
+  distance = (distance || 0) * invertDistance;
+  return [left, right].indexOf(basePlacement) >= 0 ? {
+    x: distance,
+    y: skidding
+  } : {
+    x: skidding,
+    y: distance
+  };
+}
+
+function offset(_ref2) {
+  var state = _ref2.state,
+      options = _ref2.options,
+      name = _ref2.name;
+  var _options$offset = options.offset,
+      offset = _options$offset === void 0 ? [0, 0] : _options$offset;
+  var data = placements.reduce(function (acc, placement) {
+    acc[placement] = distanceAndSkiddingToXY(placement, state.rects, offset);
+    return acc;
+  }, {});
+  var _data$state$placement = data[state.placement],
+      x = _data$state$placement.x,
+      y = _data$state$placement.y;
+
+  if (state.modifiersData.popperOffsets != null) {
+    state.modifiersData.popperOffsets.x += x;
+    state.modifiersData.popperOffsets.y += y;
+  }
+
+  state.modifiersData[name] = data;
+} // eslint-disable-next-line import/no-unused-modules
+
+
+export default {
+  name: 'offset',
+  enabled: true,
+  phase: 'main',
+  requires: ['popperOffsets'],
+  fn: offset
+};
\ No newline at end of file

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

+// @flow
+import type { Placement } from '../enums';
+import type { ModifierArguments, Modifier, Rect, Offsets } from '../types';
+import getBasePlacement from '../utils/getBasePlacement';
+import { top, left, right, placements } from '../enums';
+
+type OffsetsFunction = ({
+  popper: Rect,
+  reference: Rect,
+  placement: Placement,
+}) => [?number, ?number];
+
+type Offset = OffsetsFunction | [?number, ?number];
+
+// eslint-disable-next-line import/no-unused-modules
+export type Options = {
+  offset: Offset,
+};
+
+export function distanceAndSkiddingToXY(
+  placement: Placement,
+  rects: { popper: Rect, reference: Rect },
+  offset: Offset
+): Offsets {
+  const basePlacement = getBasePlacement(placement);
+  const invertDistance = [left, top].indexOf(basePlacement) >= 0 ? -1 : 1;
+
+  let [skidding, distance] =
+    typeof offset === 'function'
+      ? offset({
+          ...rects,
+          placement,
+        })
+      : offset;
+
+  skidding = skidding || 0;
+  distance = (distance || 0) * invertDistance;
+
+  return [left, right].indexOf(basePlacement) >= 0
+    ? { x: distance, y: skidding }
+    : { x: skidding, y: distance };
+}
+
+function offset({ state, options, name }: ModifierArguments<Options>) {
+  const { offset = [0, 0] } = options;
+
+  const data = placements.reduce((acc, placement) => {
+    acc[placement] = distanceAndSkiddingToXY(placement, state.rects, offset);
+    return acc;
+  }, {});
+
+  const { x, y } = data[state.placement];
+
+  if (state.modifiersData.popperOffsets != null) {
+    state.modifiersData.popperOffsets.x += x;
+    state.modifiersData.popperOffsets.y += y;
+  }
+
+  state.modifiersData[name] = data;
+}
+
+// eslint-disable-next-line import/no-unused-modules
+export type OffsetModifier = Modifier<'offset', Options>;
+export default ({
+  name: 'offset',
+  enabled: true,
+  phase: 'main',
+  requires: ['popperOffsets'],
+  fn: offset,
+}: OffsetModifier);

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

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

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

+import computeOffsets from "../utils/computeOffsets.js";
+
+function popperOffsets(_ref) {
+  var state = _ref.state,
+      name = _ref.name;
+  // Offsets are the actual position the popper needs to have to be
+  // properly positioned near its reference element
+  // This is the most basic placement, and will be adjusted by
+  // the modifiers in the next step
+  state.modifiersData[name] = computeOffsets({
+    reference: state.rects.reference,
+    element: state.rects.popper,
+    strategy: 'absolute',
+    placement: state.placement
+  });
+} // eslint-disable-next-line import/no-unused-modules
+
+
+export default {
+  name: 'popperOffsets',
+  enabled: true,
+  phase: 'read',
+  fn: popperOffsets,
+  data: {}
+};
\ No newline at end of file

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

+// @flow
+import type { ModifierArguments, Modifier } from '../types';
+import computeOffsets from '../utils/computeOffsets';
+
+function popperOffsets({ state, name }: ModifierArguments<{||}>) {
+  // Offsets are the actual position the popper needs to have to be
+  // properly positioned near its reference element
+  // This is the most basic placement, and will be adjusted by
+  // the modifiers in the next step
+  state.modifiersData[name] = computeOffsets({
+    reference: state.rects.reference,
+    element: state.rects.popper,
+    strategy: 'absolute',
+    placement: state.placement,
+  });
+}
+
+// eslint-disable-next-line import/no-unused-modules
+export type PopperOffsetsModifier = Modifier<'popperOffsets', {||}>;
+export default ({
+  name: 'popperOffsets',
+  enabled: true,
+  phase: 'read',
+  fn: popperOffsets,
+  data: {},
+}: PopperOffsetsModifier);

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

+import { Placement, Boundary, RootBoundary } from "../enums";
+import { Rect, Modifier, Padding } from "../types";
+declare type TetherOffset = ((arg0: {
+    popper: Rect;
+    reference: Rect;
+    placement: Placement;
+}) => number) | number;
+export declare type Options = {
+    mainAxis: boolean;
+    altAxis: boolean;
+    boundary: Boundary;
+    rootBoundary: RootBoundary;
+    altBoundary: boolean;
+    /**
+     * Allows the popper to overflow from its boundaries to keep it near its
+     * reference element
+     */
+    tether: boolean;
+    tetherOffset: TetherOffset;
+    padding: Padding;
+};
+export declare type PreventOverflowModifier = Modifier<"preventOverflow", Options>;
+declare const _default: Modifier<"preventOverflow", Options>;
+export default _default;

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

+import { top, left, right, bottom, start } from "../enums.js";
+import getBasePlacement from "../utils/getBasePlacement.js";
+import getMainAxisFromPlacement from "../utils/getMainAxisFromPlacement.js";
+import getAltAxis from "../utils/getAltAxis.js";
+import within from "../utils/within.js";
+import getLayoutRect from "../dom-utils/getLayoutRect.js";
+import getOffsetParent from "../dom-utils/getOffsetParent.js";
+import detectOverflow from "../utils/detectOverflow.js";
+import getVariation from "../utils/getVariation.js";
+import getFreshSideObject from "../utils/getFreshSideObject.js";
+
+function preventOverflow(_ref) {
+  var state = _ref.state,
+      options = _ref.options,
+      name = _ref.name;
+  var _options$mainAxis = options.mainAxis,
+      checkMainAxis = _options$mainAxis === void 0 ? true : _options$mainAxis,
+      _options$altAxis = options.altAxis,
+      checkAltAxis = _options$altAxis === void 0 ? false : _options$altAxis,
+      boundary = options.boundary,
+      rootBoundary = options.rootBoundary,
+      altBoundary = options.altBoundary,
+      padding = options.padding,
+      _options$tether = options.tether,
+      tether = _options$tether === void 0 ? true : _options$tether,
+      _options$tetherOffset = options.tetherOffset,
+      tetherOffset = _options$tetherOffset === void 0 ? 0 : _options$tetherOffset;
+  var overflow = detectOverflow(state, {
+    boundary: boundary,
+    rootBoundary: rootBoundary,
+    padding: padding,
+    altBoundary: altBoundary
+  });
+  var basePlacement = getBasePlacement(state.placement);
+  var variation = getVariation(state.placement);
+  var isBasePlacement = !variation;
+  var mainAxis = getMainAxisFromPlacement(basePlacement);
+  var altAxis = getAltAxis(mainAxis);
+  var popperOffsets = state.modifiersData.popperOffsets;
+  var referenceRect = state.rects.reference;
+  var popperRect = state.rects.popper;
+  var tetherOffsetValue = typeof tetherOffset === 'function' ? tetherOffset(Object.assign(Object.assign({}, state.rects), {}, {
+    placement: state.placement
+  })) : tetherOffset;
+  var data = {
+    x: 0,
+    y: 0
+  };
+
+  if (!popperOffsets) {
+    return;
+  }
+
+  if (checkMainAxis) {
+    var mainSide = mainAxis === 'y' ? top : left;
+    var altSide = mainAxis === 'y' ? bottom : right;
+    var len = mainAxis === 'y' ? 'height' : 'width';
+    var offset = popperOffsets[mainAxis];
+    var min = popperOffsets[mainAxis] + overflow[mainSide];
+    var max = popperOffsets[mainAxis] - overflow[altSide];
+    var additive = tether ? -popperRect[len] / 2 : 0;
+    var minLen = variation === start ? referenceRect[len] : popperRect[len];
+    var maxLen = variation === start ? -popperRect[len] : -referenceRect[len]; // We need to include the arrow in the calculation so the arrow doesn't go
+    // outside the reference bounds
+
+    var arrowElement = state.elements.arrow;
+    var arrowRect = tether && arrowElement ? getLayoutRect(arrowElement) : {
+      width: 0,
+      height: 0
+    };
+    var arrowPaddingObject = state.modifiersData['arrow#persistent'] ? state.modifiersData['arrow#persistent'].padding : getFreshSideObject();
+    var arrowPaddingMin = arrowPaddingObject[mainSide];
+    var arrowPaddingMax = arrowPaddingObject[altSide]; // If the reference length is smaller than the arrow length, we don't want
+    // to include its full size in the calculation. If the reference is small
+    // and near the edge of a boundary, the popper can overflow even if the
+    // reference is not overflowing as well (e.g. virtual elements with no
+    // width or height)
+
+    var arrowLen = within(0, referenceRect[len], arrowRect[len]);
+    var minOffset = isBasePlacement ? referenceRect[len] / 2 - additive - arrowLen - arrowPaddingMin - tetherOffsetValue : minLen - arrowLen - arrowPaddingMin - tetherOffsetValue;
+    var maxOffset = isBasePlacement ? -referenceRect[len] / 2 + additive + arrowLen + arrowPaddingMax + tetherOffsetValue : maxLen + arrowLen + arrowPaddingMax + tetherOffsetValue;
+    var arrowOffsetParent = state.elements.arrow && getOffsetParent(state.elements.arrow);
+    var clientOffset = arrowOffsetParent ? mainAxis === 'y' ? arrowOffsetParent.clientTop || 0 : arrowOffsetParent.clientLeft || 0 : 0;
+    var offsetModifierValue = state.modifiersData.offset ? state.modifiersData.offset[state.placement][mainAxis] : 0;
+    var tetherMin = popperOffsets[mainAxis] + minOffset - offsetModifierValue - clientOffset;
+    var tetherMax = popperOffsets[mainAxis] + maxOffset - offsetModifierValue;
+    var preventedOffset = within(tether ? Math.min(min, tetherMin) : min, offset, tether ? Math.max(max, tetherMax) : max);
+    popperOffsets[mainAxis] = preventedOffset;
+    data[mainAxis] = preventedOffset - offset;
+  }
+
+  if (checkAltAxis) {
+    var _mainSide = mainAxis === 'x' ? top : left;
+
+    var _altSide = mainAxis === 'x' ? bottom : right;
+
+    var _offset = popperOffsets[altAxis];
+
+    var _min = _offset + overflow[_mainSide];
+
+    var _max = _offset - overflow[_altSide];
+
+    var _preventedOffset = within(_min, _offset, _max);
+
+    popperOffsets[altAxis] = _preventedOffset;
+    data[altAxis] = _preventedOffset - _offset;
+  }
+
+  state.modifiersData[name] = data;
+} // eslint-disable-next-line import/no-unused-modules
+
+
+export default {
+  name: 'preventOverflow',
+  enabled: true,
+  phase: 'main',
+  fn: preventOverflow,
+  requiresIfExists: ['offset']
+};
\ No newline at end of file

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

+// @flow
+import { top, left, right, bottom, start } from '../enums';
+import type { Placement, Boundary, RootBoundary } from '../enums';
+import type { Rect, ModifierArguments, Modifier, Padding } from '../types';
+import getBasePlacement from '../utils/getBasePlacement';
+import getMainAxisFromPlacement from '../utils/getMainAxisFromPlacement';
+import getAltAxis from '../utils/getAltAxis';
+import within from '../utils/within';
+import getLayoutRect from '../dom-utils/getLayoutRect';
+import getOffsetParent from '../dom-utils/getOffsetParent';
+import detectOverflow from '../utils/detectOverflow';
+import getVariation from '../utils/getVariation';
+import getFreshSideObject from '../utils/getFreshSideObject';
+
+type TetherOffset =
+  | (({
+      popper: Rect,
+      reference: Rect,
+      placement: Placement,
+    }) => number)
+  | number;
+
+// eslint-disable-next-line import/no-unused-modules
+export type Options = {
+  /* Prevents boundaries overflow on the main axis */
+  mainAxis: boolean,
+  /* Prevents boundaries overflow on the alternate axis */
+  altAxis: boolean,
+  /* The area to check the popper is overflowing in */
+  boundary: Boundary,
+  /* If the popper is not overflowing the main area, fallback to this one */
+  rootBoundary: RootBoundary,
+  /* Use the reference's "clippingParents" boundary context */
+  altBoundary: boolean,
+  /**
+   * Allows the popper to overflow from its boundaries to keep it near its
+   * reference element
+   */
+  tether: boolean,
+  /* Offsets when the `tether` option should activate */
+  tetherOffset: TetherOffset,
+  /* Sets a padding to the provided boundary */
+  padding: Padding,
+};
+
+function preventOverflow({ state, options, name }: ModifierArguments<Options>) {
+  const {
+    mainAxis: checkMainAxis = true,
+    altAxis: checkAltAxis = false,
+    boundary,
+    rootBoundary,
+    altBoundary,
+    padding,
+    tether = true,
+    tetherOffset = 0,
+  } = options;
+
+  const overflow = detectOverflow(state, {
+    boundary,
+    rootBoundary,
+    padding,
+    altBoundary,
+  });
+  const basePlacement = getBasePlacement(state.placement);
+  const variation = getVariation(state.placement);
+  const isBasePlacement = !variation;
+  const mainAxis = getMainAxisFromPlacement(basePlacement);
+  const altAxis = getAltAxis(mainAxis);
+  const popperOffsets = state.modifiersData.popperOffsets;
+  const referenceRect = state.rects.reference;
+  const popperRect = state.rects.popper;
+  const tetherOffsetValue =
+    typeof tetherOffset === 'function'
+      ? tetherOffset({
+          ...state.rects,
+          placement: state.placement,
+        })
+      : tetherOffset;
+
+  const data = { x: 0, y: 0 };
+
+  if (!popperOffsets) {
+    return;
+  }
+
+  if (checkMainAxis) {
+    const mainSide = mainAxis === 'y' ? top : left;
+    const altSide = mainAxis === 'y' ? bottom : right;
+    const len = mainAxis === 'y' ? 'height' : 'width';
+    const offset = popperOffsets[mainAxis];
+
+    const min = popperOffsets[mainAxis] + overflow[mainSide];
+    const max = popperOffsets[mainAxis] - overflow[altSide];
+
+    const additive = tether ? -popperRect[len] / 2 : 0;
+
+    const minLen = variation === start ? referenceRect[len] : popperRect[len];
+    const maxLen = variation === start ? -popperRect[len] : -referenceRect[len];
+
+    // We need to include the arrow in the calculation so the arrow doesn't go
+    // outside the reference bounds
+    const arrowElement = state.elements.arrow;
+    const arrowRect =
+      tether && arrowElement
+        ? getLayoutRect(arrowElement)
+        : { width: 0, height: 0 };
+    const arrowPaddingObject = state.modifiersData['arrow#persistent']
+      ? state.modifiersData['arrow#persistent'].padding
+      : getFreshSideObject();
+    const arrowPaddingMin = arrowPaddingObject[mainSide];
+    const arrowPaddingMax = arrowPaddingObject[altSide];
+
+    // If the reference length is smaller than the arrow length, we don't want
+    // to include its full size in the calculation. If the reference is small
+    // and near the edge of a boundary, the popper can overflow even if the
+    // reference is not overflowing as well (e.g. virtual elements with no
+    // width or height)
+    const arrowLen = within(0, referenceRect[len], arrowRect[len]);
+
+    const minOffset = isBasePlacement
+      ? referenceRect[len] / 2 -
+        additive -
+        arrowLen -
+        arrowPaddingMin -
+        tetherOffsetValue
+      : minLen - arrowLen - arrowPaddingMin - tetherOffsetValue;
+    const maxOffset = isBasePlacement
+      ? -referenceRect[len] / 2 +
+        additive +
+        arrowLen +
+        arrowPaddingMax +
+        tetherOffsetValue
+      : maxLen + arrowLen + arrowPaddingMax + tetherOffsetValue;
+
+    const arrowOffsetParent =
+      state.elements.arrow && getOffsetParent(state.elements.arrow);
+    const clientOffset = arrowOffsetParent
+      ? mainAxis === 'y'
+        ? arrowOffsetParent.clientTop || 0
+        : arrowOffsetParent.clientLeft || 0
+      : 0;
+
+    const offsetModifierValue = state.modifiersData.offset
+      ? state.modifiersData.offset[state.placement][mainAxis]
+      : 0;
+
+    const tetherMin =
+      popperOffsets[mainAxis] + minOffset - offsetModifierValue - clientOffset;
+    const tetherMax = popperOffsets[mainAxis] + maxOffset - offsetModifierValue;
+
+    const preventedOffset = within(
+      tether ? Math.min(min, tetherMin) : min,
+      offset,
+      tether ? Math.max(max, tetherMax) : max
+    );
+
+    popperOffsets[mainAxis] = preventedOffset;
+    data[mainAxis] = preventedOffset - offset;
+  }
+
+  if (checkAltAxis) {
+    const mainSide = mainAxis === 'x' ? top : left;
+    const altSide = mainAxis === 'x' ? bottom : right;
+    const offset = popperOffsets[altAxis];
+
+    const min = offset + overflow[mainSide];
+    const max = offset - overflow[altSide];
+
+    const preventedOffset = within(min, offset, max);
+
+    popperOffsets[altAxis] = preventedOffset;
+    data[altAxis] = preventedOffset - offset;
+  }
+
+  state.modifiersData[name] = data;
+}
+
+// eslint-disable-next-line import/no-unused-modules
+export type PreventOverflowModifier = Modifier<'preventOverflow', Options>;
+export default ({
+  name: 'preventOverflow',
+  enabled: true,
+  phase: 'main',
+  fn: preventOverflow,
+  requiresIfExists: ['offset'],
+}: PreventOverflowModifier);