|  |  | import getCompositeRect from "./dom-utils/getCompositeRect.js";
 | 
						
						
						
							|  |  | import getLayoutRect from "./dom-utils/getLayoutRect.js";
 | 
						
						
						
							|  |  | import listScrollParents from "./dom-utils/listScrollParents.js";
 | 
						
						
						
							|  |  | import getOffsetParent from "./dom-utils/getOffsetParent.js";
 | 
						
						
						
							|  |  | import getComputedStyle from "./dom-utils/getComputedStyle.js";
 | 
						
						
						
							|  |  | import orderModifiers from "./utils/orderModifiers.js";
 | 
						
						
						
							|  |  | import debounce from "./utils/debounce.js";
 | 
						
						
						
							|  |  | import validateModifiers from "./utils/validateModifiers.js";
 | 
						
						
						
							|  |  | import uniqueBy from "./utils/uniqueBy.js";
 | 
						
						
						
							|  |  | import getBasePlacement from "./utils/getBasePlacement.js";
 | 
						
						
						
							|  |  | import mergeByName from "./utils/mergeByName.js";
 | 
						
						
						
							|  |  | import detectOverflow from "./utils/detectOverflow.js";
 | 
						
						
						
							|  |  | import { isElement } from "./dom-utils/instanceOf.js";
 | 
						
						
						
							|  |  | import { auto } from "./enums.js";
 | 
						
						
						
							|  |  | var INVALID_ELEMENT_ERROR = 'Popper: Invalid reference or popper argument provided. They must be either a DOM element or virtual element.';
 | 
						
						
						
							|  |  | var INFINITE_LOOP_ERROR = 'Popper: An infinite loop in the modifiers cycle has been detected! The cycle has been interrupted to prevent a browser crash.';
 | 
						
						
						
							|  |  | var DEFAULT_OPTIONS = {
 | 
						
						
						
							|  |  |   placement: 'bottom',
 | 
						
						
						
							|  |  |   modifiers: [],
 | 
						
						
						
							|  |  |   strategy: 'absolute'
 | 
						
						
						
							|  |  | };
 | 
						
						
						
							|  |  | 
 | 
						
						
						
							|  |  | function areValidElements() {
 | 
						
						
						
							|  |  |   for (var _len = arguments.length, args = new Array(_len), _key = 0; _key < _len; _key++) {
 | 
						
						
						
							|  |  |     args[_key] = arguments[_key];
 | 
						
						
						
							|  |  |   }
 | 
						
						
						
							|  |  | 
 | 
						
						
						
							|  |  |   return !args.some(function (element) {
 | 
						
						
						
							|  |  |     return !(element && typeof element.getBoundingClientRect === 'function');
 | 
						
						
						
							|  |  |   });
 | 
						
						
						
							|  |  | }
 | 
						
						
						
							|  |  | 
 | 
						
						
						
							|  |  | export function popperGenerator(generatorOptions) {
 | 
						
						
						
							|  |  |   if (generatorOptions === void 0) {
 | 
						
						
						
							|  |  |     generatorOptions = {};
 | 
						
						
						
							|  |  |   }
 | 
						
						
						
							|  |  | 
 | 
						
						
						
							|  |  |   var _generatorOptions = generatorOptions,
 | 
						
						
						
							|  |  |       _generatorOptions$def = _generatorOptions.defaultModifiers,
 | 
						
						
						
							|  |  |       defaultModifiers = _generatorOptions$def === void 0 ? [] : _generatorOptions$def,
 | 
						
						
						
							|  |  |       _generatorOptions$def2 = _generatorOptions.defaultOptions,
 | 
						
						
						
							|  |  |       defaultOptions = _generatorOptions$def2 === void 0 ? DEFAULT_OPTIONS : _generatorOptions$def2;
 | 
						
						
						
							|  |  |   return function createPopper(reference, popper, options) {
 | 
						
						
						
							|  |  |     if (options === void 0) {
 | 
						
						
						
							|  |  |       options = defaultOptions;
 | 
						
						
						
							|  |  |     }
 | 
						
						
						
							|  |  | 
 | 
						
						
						
							|  |  |     var state = {
 | 
						
						
						
							|  |  |       placement: 'bottom',
 | 
						
						
						
							|  |  |       orderedModifiers: [],
 | 
						
						
						
							|  |  |       options: Object.assign({}, DEFAULT_OPTIONS, defaultOptions),
 | 
						
						
						
							|  |  |       modifiersData: {},
 | 
						
						
						
							|  |  |       elements: {
 | 
						
						
						
							|  |  |         reference: reference,
 | 
						
						
						
							|  |  |         popper: popper
 | 
						
						
						
							|  |  |       },
 | 
						
						
						
							|  |  |       attributes: {},
 | 
						
						
						
							|  |  |       styles: {}
 | 
						
						
						
							|  |  |     };
 | 
						
						
						
							|  |  |     var effectCleanupFns = [];
 | 
						
						
						
							|  |  |     var isDestroyed = false;
 | 
						
						
						
							|  |  |     var instance = {
 | 
						
						
						
							|  |  |       state: state,
 | 
						
						
						
							|  |  |       setOptions: function setOptions(setOptionsAction) {
 | 
						
						
						
							|  |  |         var options = typeof setOptionsAction === 'function' ? setOptionsAction(state.options) : setOptionsAction;
 | 
						
						
						
							|  |  |         cleanupModifierEffects();
 | 
						
						
						
							|  |  |         state.options = Object.assign({}, defaultOptions, state.options, options);
 | 
						
						
						
							|  |  |         state.scrollParents = {
 | 
						
						
						
							|  |  |           reference: isElement(reference) ? listScrollParents(reference) : reference.contextElement ? listScrollParents(reference.contextElement) : [],
 | 
						
						
						
							|  |  |           popper: listScrollParents(popper)
 | 
						
						
						
							|  |  |         }; // Orders the modifiers based on their dependencies and `phase`
 | 
						
						
						
							|  |  |         // properties
 | 
						
						
						
							|  |  | 
 | 
						
						
						
							|  |  |         var orderedModifiers = orderModifiers(mergeByName([].concat(defaultModifiers, state.options.modifiers))); // Strip out disabled modifiers
 | 
						
						
						
							|  |  | 
 | 
						
						
						
							|  |  |         state.orderedModifiers = orderedModifiers.filter(function (m) {
 | 
						
						
						
							|  |  |           return m.enabled;
 | 
						
						
						
							|  |  |         }); // Validate the provided modifiers so that the consumer will get warned
 | 
						
						
						
							|  |  |         // if one of the modifiers is invalid for any reason
 | 
						
						
						
							|  |  | 
 | 
						
						
						
							|  |  |         if (process.env.NODE_ENV !== "production") {
 | 
						
						
						
							|  |  |           var modifiers = uniqueBy([].concat(orderedModifiers, state.options.modifiers), function (_ref) {
 | 
						
						
						
							|  |  |             var name = _ref.name;
 | 
						
						
						
							|  |  |             return name;
 | 
						
						
						
							|  |  |           });
 | 
						
						
						
							|  |  |           validateModifiers(modifiers);
 | 
						
						
						
							|  |  | 
 | 
						
						
						
							|  |  |           if (getBasePlacement(state.options.placement) === auto) {
 | 
						
						
						
							|  |  |             var flipModifier = state.orderedModifiers.find(function (_ref2) {
 | 
						
						
						
							|  |  |               var name = _ref2.name;
 | 
						
						
						
							|  |  |               return name === 'flip';
 | 
						
						
						
							|  |  |             });
 | 
						
						
						
							|  |  | 
 | 
						
						
						
							|  |  |             if (!flipModifier) {
 | 
						
						
						
							|  |  |               console.error(['Popper: "auto" placements require the "flip" modifier be', 'present and enabled to work.'].join(' '));
 | 
						
						
						
							|  |  |             }
 | 
						
						
						
							|  |  |           }
 | 
						
						
						
							|  |  | 
 | 
						
						
						
							|  |  |           var _getComputedStyle = getComputedStyle(popper),
 | 
						
						
						
							|  |  |               marginTop = _getComputedStyle.marginTop,
 | 
						
						
						
							|  |  |               marginRight = _getComputedStyle.marginRight,
 | 
						
						
						
							|  |  |               marginBottom = _getComputedStyle.marginBottom,
 | 
						
						
						
							|  |  |               marginLeft = _getComputedStyle.marginLeft; // We no longer take into account `margins` on the popper, and it can
 | 
						
						
						
							|  |  |           // cause bugs with positioning, so we'll warn the consumer
 | 
						
						
						
							|  |  | 
 | 
						
						
						
							|  |  | 
 | 
						
						
						
							|  |  |           if ([marginTop, marginRight, marginBottom, marginLeft].some(function (margin) {
 | 
						
						
						
							|  |  |             return parseFloat(margin);
 | 
						
						
						
							|  |  |           })) {
 | 
						
						
						
							|  |  |             console.warn(['Popper: CSS "margin" styles cannot be used to apply padding', 'between the popper and its reference element or boundary.', 'To replicate margin, use the `offset` modifier, as well as', 'the `padding` option in the `preventOverflow` and `flip`', 'modifiers.'].join(' '));
 | 
						
						
						
							|  |  |           }
 | 
						
						
						
							|  |  |         }
 | 
						
						
						
							|  |  | 
 | 
						
						
						
							|  |  |         runModifierEffects();
 | 
						
						
						
							|  |  |         return instance.update();
 | 
						
						
						
							|  |  |       },
 | 
						
						
						
							|  |  |       // Sync update – it will always be executed, even if not necessary. This
 | 
						
						
						
							|  |  |       // is useful for low frequency updates where sync behavior simplifies the
 | 
						
						
						
							|  |  |       // logic.
 | 
						
						
						
							|  |  |       // For high frequency updates (e.g. `resize` and `scroll` events), always
 | 
						
						
						
							|  |  |       // prefer the async Popper#update method
 | 
						
						
						
							|  |  |       forceUpdate: function forceUpdate() {
 | 
						
						
						
							|  |  |         if (isDestroyed) {
 | 
						
						
						
							|  |  |           return;
 | 
						
						
						
							|  |  |         }
 | 
						
						
						
							|  |  | 
 | 
						
						
						
							|  |  |         var _state$elements = state.elements,
 | 
						
						
						
							|  |  |             reference = _state$elements.reference,
 | 
						
						
						
							|  |  |             popper = _state$elements.popper; // Don't proceed if `reference` or `popper` are not valid elements
 | 
						
						
						
							|  |  |         // anymore
 | 
						
						
						
							|  |  | 
 | 
						
						
						
							|  |  |         if (!areValidElements(reference, popper)) {
 | 
						
						
						
							|  |  |           if (process.env.NODE_ENV !== "production") {
 | 
						
						
						
							|  |  |             console.error(INVALID_ELEMENT_ERROR);
 | 
						
						
						
							|  |  |           }
 | 
						
						
						
							|  |  | 
 | 
						
						
						
							|  |  |           return;
 | 
						
						
						
							|  |  |         } // Store the reference and popper rects to be read by modifiers
 | 
						
						
						
							|  |  | 
 | 
						
						
						
							|  |  | 
 | 
						
						
						
							|  |  |         state.rects = {
 | 
						
						
						
							|  |  |           reference: getCompositeRect(reference, getOffsetParent(popper), state.options.strategy === 'fixed'),
 | 
						
						
						
							|  |  |           popper: getLayoutRect(popper)
 | 
						
						
						
							|  |  |         }; // Modifiers have the ability to reset the current update cycle. The
 | 
						
						
						
							|  |  |         // most common use case for this is the `flip` modifier changing the
 | 
						
						
						
							|  |  |         // placement, which then needs to re-run all the modifiers, because the
 | 
						
						
						
							|  |  |         // logic was previously ran for the previous placement and is therefore
 | 
						
						
						
							|  |  |         // stale/incorrect
 | 
						
						
						
							|  |  | 
 | 
						
						
						
							|  |  |         state.reset = false;
 | 
						
						
						
							|  |  |         state.placement = state.options.placement; // On each update cycle, the `modifiersData` property for each modifier
 | 
						
						
						
							|  |  |         // is filled with the initial data specified by the modifier. This means
 | 
						
						
						
							|  |  |         // it doesn't persist and is fresh on each update.
 | 
						
						
						
							|  |  |         // To ensure persistent data, use `${name}#persistent`
 | 
						
						
						
							|  |  | 
 | 
						
						
						
							|  |  |         state.orderedModifiers.forEach(function (modifier) {
 | 
						
						
						
							|  |  |           return state.modifiersData[modifier.name] = Object.assign({}, modifier.data);
 | 
						
						
						
							|  |  |         });
 | 
						
						
						
							|  |  |         var __debug_loops__ = 0;
 | 
						
						
						
							|  |  | 
 | 
						
						
						
							|  |  |         for (var index = 0; index < state.orderedModifiers.length; index++) {
 | 
						
						
						
							|  |  |           if (process.env.NODE_ENV !== "production") {
 | 
						
						
						
							|  |  |             __debug_loops__ += 1;
 | 
						
						
						
							|  |  | 
 | 
						
						
						
							|  |  |             if (__debug_loops__ > 100) {
 | 
						
						
						
							|  |  |               console.error(INFINITE_LOOP_ERROR);
 | 
						
						
						
							|  |  |               break;
 | 
						
						
						
							|  |  |             }
 | 
						
						
						
							|  |  |           }
 | 
						
						
						
							|  |  | 
 | 
						
						
						
							|  |  |           if (state.reset === true) {
 | 
						
						
						
							|  |  |             state.reset = false;
 | 
						
						
						
							|  |  |             index = -1;
 | 
						
						
						
							|  |  |             continue;
 | 
						
						
						
							|  |  |           }
 | 
						
						
						
							|  |  | 
 | 
						
						
						
							|  |  |           var _state$orderedModifie = state.orderedModifiers[index],
 | 
						
						
						
							|  |  |               fn = _state$orderedModifie.fn,
 | 
						
						
						
							|  |  |               _state$orderedModifie2 = _state$orderedModifie.options,
 | 
						
						
						
							|  |  |               _options = _state$orderedModifie2 === void 0 ? {} : _state$orderedModifie2,
 | 
						
						
						
							|  |  |               name = _state$orderedModifie.name;
 | 
						
						
						
							|  |  | 
 | 
						
						
						
							|  |  |           if (typeof fn === 'function') {
 | 
						
						
						
							|  |  |             state = fn({
 | 
						
						
						
							|  |  |               state: state,
 | 
						
						
						
							|  |  |               options: _options,
 | 
						
						
						
							|  |  |               name: name,
 | 
						
						
						
							|  |  |               instance: instance
 | 
						
						
						
							|  |  |             }) || state;
 | 
						
						
						
							|  |  |           }
 | 
						
						
						
							|  |  |         }
 | 
						
						
						
							|  |  |       },
 | 
						
						
						
							|  |  |       // Async and optimistically optimized update – it will not be executed if
 | 
						
						
						
							|  |  |       // not necessary (debounced to run at most once-per-tick)
 | 
						
						
						
							|  |  |       update: debounce(function () {
 | 
						
						
						
							|  |  |         return new Promise(function (resolve) {
 | 
						
						
						
							|  |  |           instance.forceUpdate();
 | 
						
						
						
							|  |  |           resolve(state);
 | 
						
						
						
							|  |  |         });
 | 
						
						
						
							|  |  |       }),
 | 
						
						
						
							|  |  |       destroy: function destroy() {
 | 
						
						
						
							|  |  |         cleanupModifierEffects();
 | 
						
						
						
							|  |  |         isDestroyed = true;
 | 
						
						
						
							|  |  |       }
 | 
						
						
						
							|  |  |     };
 | 
						
						
						
							|  |  | 
 | 
						
						
						
							|  |  |     if (!areValidElements(reference, popper)) {
 | 
						
						
						
							|  |  |       if (process.env.NODE_ENV !== "production") {
 | 
						
						
						
							|  |  |         console.error(INVALID_ELEMENT_ERROR);
 | 
						
						
						
							|  |  |       }
 | 
						
						
						
							|  |  | 
 | 
						
						
						
							|  |  |       return instance;
 | 
						
						
						
							|  |  |     }
 | 
						
						
						
							|  |  | 
 | 
						
						
						
							|  |  |     instance.setOptions(options).then(function (state) {
 | 
						
						
						
							|  |  |       if (!isDestroyed && options.onFirstUpdate) {
 | 
						
						
						
							|  |  |         options.onFirstUpdate(state);
 | 
						
						
						
							|  |  |       }
 | 
						
						
						
							|  |  |     }); // Modifiers have the ability to execute arbitrary code before the first
 | 
						
						
						
							|  |  |     // update cycle runs. They will be executed in the same order as the update
 | 
						
						
						
							|  |  |     // cycle. This is useful when a modifier adds some persistent data that
 | 
						
						
						
							|  |  |     // other modifiers need to use, but the modifier is run after the dependent
 | 
						
						
						
							|  |  |     // one.
 | 
						
						
						
							|  |  | 
 | 
						
						
						
							|  |  |     function runModifierEffects() {
 | 
						
						
						
							|  |  |       state.orderedModifiers.forEach(function (_ref3) {
 | 
						
						
						
							|  |  |         var name = _ref3.name,
 | 
						
						
						
							|  |  |             _ref3$options = _ref3.options,
 | 
						
						
						
							|  |  |             options = _ref3$options === void 0 ? {} : _ref3$options,
 | 
						
						
						
							|  |  |             effect = _ref3.effect;
 | 
						
						
						
							|  |  | 
 | 
						
						
						
							|  |  |         if (typeof effect === 'function') {
 | 
						
						
						
							|  |  |           var cleanupFn = effect({
 | 
						
						
						
							|  |  |             state: state,
 | 
						
						
						
							|  |  |             name: name,
 | 
						
						
						
							|  |  |             instance: instance,
 | 
						
						
						
							|  |  |             options: options
 | 
						
						
						
							|  |  |           });
 | 
						
						
						
							|  |  | 
 | 
						
						
						
							|  |  |           var noopFn = function noopFn() {};
 | 
						
						
						
							|  |  | 
 | 
						
						
						
							|  |  |           effectCleanupFns.push(cleanupFn || noopFn);
 | 
						
						
						
							|  |  |         }
 | 
						
						
						
							|  |  |       });
 | 
						
						
						
							|  |  |     }
 | 
						
						
						
							|  |  | 
 | 
						
						
						
							|  |  |     function cleanupModifierEffects() {
 | 
						
						
						
							|  |  |       effectCleanupFns.forEach(function (fn) {
 | 
						
						
						
							|  |  |         return fn();
 | 
						
						
						
							|  |  |       });
 | 
						
						
						
							|  |  |       effectCleanupFns = [];
 | 
						
						
						
							|  |  |     }
 | 
						
						
						
							|  |  | 
 | 
						
						
						
							|  |  |     return instance;
 | 
						
						
						
							|  |  |   };
 | 
						
						
						
							|  |  | }
 | 
						
						
						
							|  |  | export var createPopper = /*#__PURE__*/popperGenerator(); // eslint-disable-next-line import/no-unused-modules
 | 
						
						
						
							|  |  | 
 | 
						
						
						
							|  |  | export { detectOverflow }; |