//= link ./stimulus-autoloader.js //= link ./stimulus-importmap-autoloader.js //= link ./stimulus-loading.js

/* Stimulus 3.2.2 Copyright © 2023 Basecamp, LLC

*/

class EventListener {

constructor(eventTarget, eventName, eventOptions) {
    this.eventTarget = eventTarget;
    this.eventName = eventName;
    this.eventOptions = eventOptions;
    this.unorderedBindings = new Set();
}
connect() {
    this.eventTarget.addEventListener(this.eventName, this, this.eventOptions);
}
disconnect() {
    this.eventTarget.removeEventListener(this.eventName, this, this.eventOptions);
}
bindingConnected(binding) {
    this.unorderedBindings.add(binding);
}
bindingDisconnected(binding) {
    this.unorderedBindings.delete(binding);
}
handleEvent(event) {
    const extendedEvent = extendEvent(event);
    for (const binding of this.bindings) {
        if (extendedEvent.immediatePropagationStopped) {
            break;
        }
        else {
            binding.handleEvent(extendedEvent);
        }
    }
}
hasBindings() {
    return this.unorderedBindings.size > 0;
}
get bindings() {
    return Array.from(this.unorderedBindings).sort((left, right) => {
        const leftIndex = left.index, rightIndex = right.index;
        return leftIndex < rightIndex ? -1 : leftIndex > rightIndex ? 1 : 0;
    });
}

} function extendEvent(event) {

if ("immediatePropagationStopped" in event) {
    return event;
}
else {
    const { stopImmediatePropagation } = event;
    return Object.assign(event, {
        immediatePropagationStopped: false,
        stopImmediatePropagation() {
            this.immediatePropagationStopped = true;
            stopImmediatePropagation.call(this);
        },
    });
}

}

class Dispatcher {

constructor(application) {
    this.application = application;
    this.eventListenerMaps = new Map();
    this.started = false;
}
start() {
    if (!this.started) {
        this.started = true;
        this.eventListeners.forEach((eventListener) => eventListener.connect());
    }
}
stop() {
    if (this.started) {
        this.started = false;
        this.eventListeners.forEach((eventListener) => eventListener.disconnect());
    }
}
get eventListeners() {
    return Array.from(this.eventListenerMaps.values()).reduce((listeners, map) => listeners.concat(Array.from(map.values())), []);
}
bindingConnected(binding) {
    this.fetchEventListenerForBinding(binding).bindingConnected(binding);
}
bindingDisconnected(binding, clearEventListeners = false) {
    this.fetchEventListenerForBinding(binding).bindingDisconnected(binding);
    if (clearEventListeners)
        this.clearEventListenersForBinding(binding);
}
handleError(error, message, detail = {}) {
    this.application.handleError(error, `Error ${message}`, detail);
}
clearEventListenersForBinding(binding) {
    const eventListener = this.fetchEventListenerForBinding(binding);
    if (!eventListener.hasBindings()) {
        eventListener.disconnect();
        this.removeMappedEventListenerFor(binding);
    }
}
removeMappedEventListenerFor(binding) {
    const { eventTarget, eventName, eventOptions } = binding;
    const eventListenerMap = this.fetchEventListenerMapForEventTarget(eventTarget);
    const cacheKey = this.cacheKey(eventName, eventOptions);
    eventListenerMap.delete(cacheKey);
    if (eventListenerMap.size == 0)
        this.eventListenerMaps.delete(eventTarget);
}
fetchEventListenerForBinding(binding) {
    const { eventTarget, eventName, eventOptions } = binding;
    return this.fetchEventListener(eventTarget, eventName, eventOptions);
}
fetchEventListener(eventTarget, eventName, eventOptions) {
    const eventListenerMap = this.fetchEventListenerMapForEventTarget(eventTarget);
    const cacheKey = this.cacheKey(eventName, eventOptions);
    let eventListener = eventListenerMap.get(cacheKey);
    if (!eventListener) {
        eventListener = this.createEventListener(eventTarget, eventName, eventOptions);
        eventListenerMap.set(cacheKey, eventListener);
    }
    return eventListener;
}
createEventListener(eventTarget, eventName, eventOptions) {
    const eventListener = new EventListener(eventTarget, eventName, eventOptions);
    if (this.started) {
        eventListener.connect();
    }
    return eventListener;
}
fetchEventListenerMapForEventTarget(eventTarget) {
    let eventListenerMap = this.eventListenerMaps.get(eventTarget);
    if (!eventListenerMap) {
        eventListenerMap = new Map();
        this.eventListenerMaps.set(eventTarget, eventListenerMap);
    }
    return eventListenerMap;
}
cacheKey(eventName, eventOptions) {
    const parts = [eventName];
    Object.keys(eventOptions)
        .sort()
        .forEach((key) => {
        parts.push(`${eventOptions[key] ? "" : "!"}${key}`);
    });
    return parts.join(":");
}

}

const defaultActionDescriptorFilters = {

stop({ event, value }) {
    if (value)
        event.stopPropagation();
    return true;
},
prevent({ event, value }) {
    if (value)
        event.preventDefault();
    return true;
},
self({ event, value, element }) {
    if (value) {
        return element === event.target;
    }
    else {
        return true;
    }
},

}; const descriptorPattern = /^(?:(?:([^.]+?)+)?(.+?)(?:.(.+?))?(?:@(window|document))?->)?(.+?)(?:#(+?))(?::(.+))?$/; function parseActionDescriptorString(descriptorString) {

const source = descriptorString.trim();
const matches = source.match(descriptorPattern) || [];
let eventName = matches[2];
let keyFilter = matches[3];
if (keyFilter && !["keydown", "keyup", "keypress"].includes(eventName)) {
    eventName += `.${keyFilter}`;
    keyFilter = "";
}
return {
    eventTarget: parseEventTarget(matches[4]),
    eventName,
    eventOptions: matches[7] ? parseEventOptions(matches[7]) : {},
    identifier: matches[5],
    methodName: matches[6],
    keyFilter: matches[1] || keyFilter,
};

} function parseEventTarget(eventTargetName) {

if (eventTargetName == "window") {
    return window;
}
else if (eventTargetName == "document") {
    return document;
}

} function parseEventOptions(eventOptions) {

return eventOptions
    .split(":")
    .reduce((options, token) => Object.assign(options, { [token.replace(/^!/, "")]: !/^!/.test(token) }), {});

} function stringifyEventTarget(eventTarget) {

if (eventTarget == window) {
    return "window";
}
else if (eventTarget == document) {
    return "document";
}

}

function camelize(value) {

return value.replace(/(?:[_-])([a-z0-9])/g, (_, char) => char.toUpperCase());

} function namespaceCamelize(value) {

return camelize(value.replace(/--/g, "-").replace(/__/g, "_"));

} function capitalize(value) {

return value.charAt(0).toUpperCase() + value.slice(1);

} function dasherize(value) {

return value.replace(/([A-Z])/g, (_, char) => `-${char.toLowerCase()}`);

} function tokenize(value) {

return value.match(/[^\s]+/g) || [];

}

function isSomething(object) {

return object !== null && object !== undefined;

} function hasProperty(object, property) {

return Object.prototype.hasOwnProperty.call(object, property);

}

const allModifiers = [“meta”, “ctrl”, “alt”, “shift”]; class Action {

constructor(element, index, descriptor, schema) {
    this.element = element;
    this.index = index;
    this.eventTarget = descriptor.eventTarget || element;
    this.eventName = descriptor.eventName || getDefaultEventNameForElement(element) || error("missing event name");
    this.eventOptions = descriptor.eventOptions || {};
    this.identifier = descriptor.identifier || error("missing identifier");
    this.methodName = descriptor.methodName || error("missing method name");
    this.keyFilter = descriptor.keyFilter || "";
    this.schema = schema;
}
static forToken(token, schema) {
    return new this(token.element, token.index, parseActionDescriptorString(token.content), schema);
}
toString() {
    const eventFilter = this.keyFilter ? `.${this.keyFilter}` : "";
    const eventTarget = this.eventTargetName ? `@${this.eventTargetName}` : "";
    return `${this.eventName}${eventFilter}${eventTarget}->${this.identifier}#${this.methodName}`;
}
shouldIgnoreKeyboardEvent(event) {
    if (!this.keyFilter) {
        return false;
    }
    const filters = this.keyFilter.split("+");
    if (this.keyFilterDissatisfied(event, filters)) {
        return true;
    }
    const standardFilter = filters.filter((key) => !allModifiers.includes(key))[0];
    if (!standardFilter) {
        return false;
    }
    if (!hasProperty(this.keyMappings, standardFilter)) {
        error(`contains unknown key filter: ${this.keyFilter}`);
    }
    return this.keyMappings[standardFilter].toLowerCase() !== event.key.toLowerCase();
}
shouldIgnoreMouseEvent(event) {
    if (!this.keyFilter) {
        return false;
    }
    const filters = [this.keyFilter];
    if (this.keyFilterDissatisfied(event, filters)) {
        return true;
    }
    return false;
}
get params() {
    const params = {};
    const pattern = new RegExp(`^data-${this.identifier}-(.+)-param$`, "i");
    for (const { name, value } of Array.from(this.element.attributes)) {
        const match = name.match(pattern);
        const key = match && match[1];
        if (key) {
            params[camelize(key)] = typecast(value);
        }
    }
    return params;
}
get eventTargetName() {
    return stringifyEventTarget(this.eventTarget);
}
get keyMappings() {
    return this.schema.keyMappings;
}
keyFilterDissatisfied(event, filters) {
    const [meta, ctrl, alt, shift] = allModifiers.map((modifier) => filters.includes(modifier));
    return event.metaKey !== meta || event.ctrlKey !== ctrl || event.altKey !== alt || event.shiftKey !== shift;
}

} const defaultEventNames = {

a: () => "click",
button: () => "click",
form: () => "submit",
details: () => "toggle",
input: (e) => (e.getAttribute("type") == "submit" ? "click" : "input"),
select: () => "change",
textarea: () => "input",

}; function getDefaultEventNameForElement(element) {

const tagName = element.tagName.toLowerCase();
if (tagName in defaultEventNames) {
    return defaultEventNames[tagName](element);
}

} function error(message) {

throw new Error(message);

} function typecast(value) {

try {
    return JSON.parse(value);
}
catch (o_O) {
    return value;
}

}

class Binding {

constructor(context, action) {
    this.context = context;
    this.action = action;
}
get index() {
    return this.action.index;
}
get eventTarget() {
    return this.action.eventTarget;
}
get eventOptions() {
    return this.action.eventOptions;
}
get identifier() {
    return this.context.identifier;
}
handleEvent(event) {
    const actionEvent = this.prepareActionEvent(event);
    if (this.willBeInvokedByEvent(event) && this.applyEventModifiers(actionEvent)) {
        this.invokeWithEvent(actionEvent);
    }
}
get eventName() {
    return this.action.eventName;
}
get method() {
    const method = this.controller[this.methodName];
    if (typeof method == "function") {
        return method;
    }
    throw new Error(`Action "${this.action}" references undefined method "${this.methodName}"`);
}
applyEventModifiers(event) {
    const { element } = this.action;
    const { actionDescriptorFilters } = this.context.application;
    const { controller } = this.context;
    let passes = true;
    for (const [name, value] of Object.entries(this.eventOptions)) {
        if (name in actionDescriptorFilters) {
            const filter = actionDescriptorFilters[name];
            passes = passes && filter({ name, value, event, element, controller });
        }
        else {
            continue;
        }
    }
    return passes;
}
prepareActionEvent(event) {
    return Object.assign(event, { params: this.action.params });
}
invokeWithEvent(event) {
    const { target, currentTarget } = event;
    try {
        this.method.call(this.controller, event);
        this.context.logDebugActivity(this.methodName, { event, target, currentTarget, action: this.methodName });
    }
    catch (error) {
        const { identifier, controller, element, index } = this;
        const detail = { identifier, controller, element, index, event };
        this.context.handleError(error, `invoking action "${this.action}"`, detail);
    }
}
willBeInvokedByEvent(event) {
    const eventTarget = event.target;
    if (event instanceof KeyboardEvent && this.action.shouldIgnoreKeyboardEvent(event)) {
        return false;
    }
    if (event instanceof MouseEvent && this.action.shouldIgnoreMouseEvent(event)) {
        return false;
    }
    if (this.element === eventTarget) {
        return true;
    }
    else if (eventTarget instanceof Element && this.element.contains(eventTarget)) {
        return this.scope.containsElement(eventTarget);
    }
    else {
        return this.scope.containsElement(this.action.element);
    }
}
get controller() {
    return this.context.controller;
}
get methodName() {
    return this.action.methodName;
}
get element() {
    return this.scope.element;
}
get scope() {
    return this.context.scope;
}

}

class ElementObserver {

constructor(element, delegate) {
    this.mutationObserverInit = { attributes: true, childList: true, subtree: true };
    this.element = element;
    this.started = false;
    this.delegate = delegate;
    this.elements = new Set();
    this.mutationObserver = new MutationObserver((mutations) => this.processMutations(mutations));
}
start() {
    if (!this.started) {
        this.started = true;
        this.mutationObserver.observe(this.element, this.mutationObserverInit);
        this.refresh();
    }
}
pause(callback) {
    if (this.started) {
        this.mutationObserver.disconnect();
        this.started = false;
    }
    callback();
    if (!this.started) {
        this.mutationObserver.observe(this.element, this.mutationObserverInit);
        this.started = true;
    }
}
stop() {
    if (this.started) {
        this.mutationObserver.takeRecords();
        this.mutationObserver.disconnect();
        this.started = false;
    }
}
refresh() {
    if (this.started) {
        const matches = new Set(this.matchElementsInTree());
        for (const element of Array.from(this.elements)) {
            if (!matches.has(element)) {
                this.removeElement(element);
            }
        }
        for (const element of Array.from(matches)) {
            this.addElement(element);
        }
    }
}
processMutations(mutations) {
    if (this.started) {
        for (const mutation of mutations) {
            this.processMutation(mutation);
        }
    }
}
processMutation(mutation) {
    if (mutation.type == "attributes") {
        this.processAttributeChange(mutation.target, mutation.attributeName);
    }
    else if (mutation.type == "childList") {
        this.processRemovedNodes(mutation.removedNodes);
        this.processAddedNodes(mutation.addedNodes);
    }
}
processAttributeChange(element, attributeName) {
    if (this.elements.has(element)) {
        if (this.delegate.elementAttributeChanged && this.matchElement(element)) {
            this.delegate.elementAttributeChanged(element, attributeName);
        }
        else {
            this.removeElement(element);
        }
    }
    else if (this.matchElement(element)) {
        this.addElement(element);
    }
}
processRemovedNodes(nodes) {
    for (const node of Array.from(nodes)) {
        const element = this.elementFromNode(node);
        if (element) {
            this.processTree(element, this.removeElement);
        }
    }
}
processAddedNodes(nodes) {
    for (const node of Array.from(nodes)) {
        const element = this.elementFromNode(node);
        if (element && this.elementIsActive(element)) {
            this.processTree(element, this.addElement);
        }
    }
}
matchElement(element) {
    return this.delegate.matchElement(element);
}
matchElementsInTree(tree = this.element) {
    return this.delegate.matchElementsInTree(tree);
}
processTree(tree, processor) {
    for (const element of this.matchElementsInTree(tree)) {
        processor.call(this, element);
    }
}
elementFromNode(node) {
    if (node.nodeType == Node.ELEMENT_NODE) {
        return node;
    }
}
elementIsActive(element) {
    if (element.isConnected != this.element.isConnected) {
        return false;
    }
    else {
        return this.element.contains(element);
    }
}
addElement(element) {
    if (!this.elements.has(element)) {
        if (this.elementIsActive(element)) {
            this.elements.add(element);
            if (this.delegate.elementMatched) {
                this.delegate.elementMatched(element);
            }
        }
    }
}
removeElement(element) {
    if (this.elements.has(element)) {
        this.elements.delete(element);
        if (this.delegate.elementUnmatched) {
            this.delegate.elementUnmatched(element);
        }
    }
}

}

class AttributeObserver {

constructor(element, attributeName, delegate) {
    this.attributeName = attributeName;
    this.delegate = delegate;
    this.elementObserver = new ElementObserver(element, this);
}
get element() {
    return this.elementObserver.element;
}
get selector() {
    return `[${this.attributeName}]`;
}
start() {
    this.elementObserver.start();
}
pause(callback) {
    this.elementObserver.pause(callback);
}
stop() {
    this.elementObserver.stop();
}
refresh() {
    this.elementObserver.refresh();
}
get started() {
    return this.elementObserver.started;
}
matchElement(element) {
    return element.hasAttribute(this.attributeName);
}
matchElementsInTree(tree) {
    const match = this.matchElement(tree) ? [tree] : [];
    const matches = Array.from(tree.querySelectorAll(this.selector));
    return match.concat(matches);
}
elementMatched(element) {
    if (this.delegate.elementMatchedAttribute) {
        this.delegate.elementMatchedAttribute(element, this.attributeName);
    }
}
elementUnmatched(element) {
    if (this.delegate.elementUnmatchedAttribute) {
        this.delegate.elementUnmatchedAttribute(element, this.attributeName);
    }
}
elementAttributeChanged(element, attributeName) {
    if (this.delegate.elementAttributeValueChanged && this.attributeName == attributeName) {
        this.delegate.elementAttributeValueChanged(element, attributeName);
    }
}

}

function add(map, key, value) {

fetch(map, key).add(value);

} function del(map, key, value) {

fetch(map, key).delete(value);
prune(map, key);

} function fetch(map, key) {

let values = map.get(key);
if (!values) {
    values = new Set();
    map.set(key, values);
}
return values;

} function prune(map, key) {

const values = map.get(key);
if (values != null && values.size == 0) {
    map.delete(key);
}

}

class Multimap {

constructor() {
    this.valuesByKey = new Map();
}
get keys() {
    return Array.from(this.valuesByKey.keys());
}
get values() {
    const sets = Array.from(this.valuesByKey.values());
    return sets.reduce((values, set) => values.concat(Array.from(set)), []);
}
get size() {
    const sets = Array.from(this.valuesByKey.values());
    return sets.reduce((size, set) => size + set.size, 0);
}
add(key, value) {
    add(this.valuesByKey, key, value);
}
delete(key, value) {
    del(this.valuesByKey, key, value);
}
has(key, value) {
    const values = this.valuesByKey.get(key);
    return values != null && values.has(value);
}
hasKey(key) {
    return this.valuesByKey.has(key);
}
hasValue(value) {
    const sets = Array.from(this.valuesByKey.values());
    return sets.some((set) => set.has(value));
}
getValuesForKey(key) {
    const values = this.valuesByKey.get(key);
    return values ? Array.from(values) : [];
}
getKeysForValue(value) {
    return Array.from(this.valuesByKey)
        .filter(([_key, values]) => values.has(value))
        .map(([key, _values]) => key);
}

}

class IndexedMultimap extends Multimap {

constructor() {
    super();
    this.keysByValue = new Map();
}
get values() {
    return Array.from(this.keysByValue.keys());
}
add(key, value) {
    super.add(key, value);
    add(this.keysByValue, value, key);
}
delete(key, value) {
    super.delete(key, value);
    del(this.keysByValue, value, key);
}
hasValue(value) {
    return this.keysByValue.has(value);
}
getKeysForValue(value) {
    const set = this.keysByValue.get(value);
    return set ? Array.from(set) : [];
}

}

class SelectorObserver {

constructor(element, selector, delegate, details) {
    this._selector = selector;
    this.details = details;
    this.elementObserver = new ElementObserver(element, this);
    this.delegate = delegate;
    this.matchesByElement = new Multimap();
}
get started() {
    return this.elementObserver.started;
}
get selector() {
    return this._selector;
}
set selector(selector) {
    this._selector = selector;
    this.refresh();
}
start() {
    this.elementObserver.start();
}
pause(callback) {
    this.elementObserver.pause(callback);
}
stop() {
    this.elementObserver.stop();
}
refresh() {
    this.elementObserver.refresh();
}
get element() {
    return this.elementObserver.element;
}
matchElement(element) {
    const { selector } = this;
    if (selector) {
        const matches = element.matches(selector);
        if (this.delegate.selectorMatchElement) {
            return matches && this.delegate.selectorMatchElement(element, this.details);
        }
        return matches;
    }
    else {
        return false;
    }
}
matchElementsInTree(tree) {
    const { selector } = this;
    if (selector) {
        const match = this.matchElement(tree) ? [tree] : [];
        const matches = Array.from(tree.querySelectorAll(selector)).filter((match) => this.matchElement(match));
        return match.concat(matches);
    }
    else {
        return [];
    }
}
elementMatched(element) {
    const { selector } = this;
    if (selector) {
        this.selectorMatched(element, selector);
    }
}
elementUnmatched(element) {
    const selectors = this.matchesByElement.getKeysForValue(element);
    for (const selector of selectors) {
        this.selectorUnmatched(element, selector);
    }
}
elementAttributeChanged(element, _attributeName) {
    const { selector } = this;
    if (selector) {
        const matches = this.matchElement(element);
        const matchedBefore = this.matchesByElement.has(selector, element);
        if (matches && !matchedBefore) {
            this.selectorMatched(element, selector);
        }
        else if (!matches && matchedBefore) {
            this.selectorUnmatched(element, selector);
        }
    }
}
selectorMatched(element, selector) {
    this.delegate.selectorMatched(element, selector, this.details);
    this.matchesByElement.add(selector, element);
}
selectorUnmatched(element, selector) {
    this.delegate.selectorUnmatched(element, selector, this.details);
    this.matchesByElement.delete(selector, element);
}

}

class StringMapObserver {

constructor(element, delegate) {
    this.element = element;
    this.delegate = delegate;
    this.started = false;
    this.stringMap = new Map();
    this.mutationObserver = new MutationObserver((mutations) => this.processMutations(mutations));
}
start() {
    if (!this.started) {
        this.started = true;
        this.mutationObserver.observe(this.element, { attributes: true, attributeOldValue: true });
        this.refresh();
    }
}
stop() {
    if (this.started) {
        this.mutationObserver.takeRecords();
        this.mutationObserver.disconnect();
        this.started = false;
    }
}
refresh() {
    if (this.started) {
        for (const attributeName of this.knownAttributeNames) {
            this.refreshAttribute(attributeName, null);
        }
    }
}
processMutations(mutations) {
    if (this.started) {
        for (const mutation of mutations) {
            this.processMutation(mutation);
        }
    }
}
processMutation(mutation) {
    const attributeName = mutation.attributeName;
    if (attributeName) {
        this.refreshAttribute(attributeName, mutation.oldValue);
    }
}
refreshAttribute(attributeName, oldValue) {
    const key = this.delegate.getStringMapKeyForAttribute(attributeName);
    if (key != null) {
        if (!this.stringMap.has(attributeName)) {
            this.stringMapKeyAdded(key, attributeName);
        }
        const value = this.element.getAttribute(attributeName);
        if (this.stringMap.get(attributeName) != value) {
            this.stringMapValueChanged(value, key, oldValue);
        }
        if (value == null) {
            const oldValue = this.stringMap.get(attributeName);
            this.stringMap.delete(attributeName);
            if (oldValue)
                this.stringMapKeyRemoved(key, attributeName, oldValue);
        }
        else {
            this.stringMap.set(attributeName, value);
        }
    }
}
stringMapKeyAdded(key, attributeName) {
    if (this.delegate.stringMapKeyAdded) {
        this.delegate.stringMapKeyAdded(key, attributeName);
    }
}
stringMapValueChanged(value, key, oldValue) {
    if (this.delegate.stringMapValueChanged) {
        this.delegate.stringMapValueChanged(value, key, oldValue);
    }
}
stringMapKeyRemoved(key, attributeName, oldValue) {
    if (this.delegate.stringMapKeyRemoved) {
        this.delegate.stringMapKeyRemoved(key, attributeName, oldValue);
    }
}
get knownAttributeNames() {
    return Array.from(new Set(this.currentAttributeNames.concat(this.recordedAttributeNames)));
}
get currentAttributeNames() {
    return Array.from(this.element.attributes).map((attribute) => attribute.name);
}
get recordedAttributeNames() {
    return Array.from(this.stringMap.keys());
}

}

class TokenListObserver {

constructor(element, attributeName, delegate) {
    this.attributeObserver = new AttributeObserver(element, attributeName, this);
    this.delegate = delegate;
    this.tokensByElement = new Multimap();
}
get started() {
    return this.attributeObserver.started;
}
start() {
    this.attributeObserver.start();
}
pause(callback) {
    this.attributeObserver.pause(callback);
}
stop() {
    this.attributeObserver.stop();
}
refresh() {
    this.attributeObserver.refresh();
}
get element() {
    return this.attributeObserver.element;
}
get attributeName() {
    return this.attributeObserver.attributeName;
}
elementMatchedAttribute(element) {
    this.tokensMatched(this.readTokensForElement(element));
}
elementAttributeValueChanged(element) {
    const [unmatchedTokens, matchedTokens] = this.refreshTokensForElement(element);
    this.tokensUnmatched(unmatchedTokens);
    this.tokensMatched(matchedTokens);
}
elementUnmatchedAttribute(element) {
    this.tokensUnmatched(this.tokensByElement.getValuesForKey(element));
}
tokensMatched(tokens) {
    tokens.forEach((token) => this.tokenMatched(token));
}
tokensUnmatched(tokens) {
    tokens.forEach((token) => this.tokenUnmatched(token));
}
tokenMatched(token) {
    this.delegate.tokenMatched(token);
    this.tokensByElement.add(token.element, token);
}
tokenUnmatched(token) {
    this.delegate.tokenUnmatched(token);
    this.tokensByElement.delete(token.element, token);
}
refreshTokensForElement(element) {
    const previousTokens = this.tokensByElement.getValuesForKey(element);
    const currentTokens = this.readTokensForElement(element);
    const firstDifferingIndex = zip(previousTokens, currentTokens).findIndex(([previousToken, currentToken]) => !tokensAreEqual(previousToken, currentToken));
    if (firstDifferingIndex == -1) {
        return [[], []];
    }
    else {
        return [previousTokens.slice(firstDifferingIndex), currentTokens.slice(firstDifferingIndex)];
    }
}
readTokensForElement(element) {
    const attributeName = this.attributeName;
    const tokenString = element.getAttribute(attributeName) || "";
    return parseTokenString(tokenString, element, attributeName);
}

} function parseTokenString(tokenString, element, attributeName) {

return tokenString
    .trim()
    .split(/\s+/)
    .filter((content) => content.length)
    .map((content, index) => ({ element, attributeName, content, index }));

} function zip(left, right) {

const length = Math.max(left.length, right.length);
return Array.from({ length }, (_, index) => [left[index], right[index]]);

} function tokensAreEqual(left, right) {

return left && right && left.index == right.index && left.content == right.content;

}

class ValueListObserver {

constructor(element, attributeName, delegate) {
    this.tokenListObserver = new TokenListObserver(element, attributeName, this);
    this.delegate = delegate;
    this.parseResultsByToken = new WeakMap();
    this.valuesByTokenByElement = new WeakMap();
}
get started() {
    return this.tokenListObserver.started;
}
start() {
    this.tokenListObserver.start();
}
stop() {
    this.tokenListObserver.stop();
}
refresh() {
    this.tokenListObserver.refresh();
}
get element() {
    return this.tokenListObserver.element;
}
get attributeName() {
    return this.tokenListObserver.attributeName;
}
tokenMatched(token) {
    const { element } = token;
    const { value } = this.fetchParseResultForToken(token);
    if (value) {
        this.fetchValuesByTokenForElement(element).set(token, value);
        this.delegate.elementMatchedValue(element, value);
    }
}
tokenUnmatched(token) {
    const { element } = token;
    const { value } = this.fetchParseResultForToken(token);
    if (value) {
        this.fetchValuesByTokenForElement(element).delete(token);
        this.delegate.elementUnmatchedValue(element, value);
    }
}
fetchParseResultForToken(token) {
    let parseResult = this.parseResultsByToken.get(token);
    if (!parseResult) {
        parseResult = this.parseToken(token);
        this.parseResultsByToken.set(token, parseResult);
    }
    return parseResult;
}
fetchValuesByTokenForElement(element) {
    let valuesByToken = this.valuesByTokenByElement.get(element);
    if (!valuesByToken) {
        valuesByToken = new Map();
        this.valuesByTokenByElement.set(element, valuesByToken);
    }
    return valuesByToken;
}
parseToken(token) {
    try {
        const value = this.delegate.parseValueForToken(token);
        return { value };
    }
    catch (error) {
        return { error };
    }
}

}

class BindingObserver {

constructor(context, delegate) {
    this.context = context;
    this.delegate = delegate;
    this.bindingsByAction = new Map();
}
start() {
    if (!this.valueListObserver) {
        this.valueListObserver = new ValueListObserver(this.element, this.actionAttribute, this);
        this.valueListObserver.start();
    }
}
stop() {
    if (this.valueListObserver) {
        this.valueListObserver.stop();
        delete this.valueListObserver;
        this.disconnectAllActions();
    }
}
get element() {
    return this.context.element;
}
get identifier() {
    return this.context.identifier;
}
get actionAttribute() {
    return this.schema.actionAttribute;
}
get schema() {
    return this.context.schema;
}
get bindings() {
    return Array.from(this.bindingsByAction.values());
}
connectAction(action) {
    const binding = new Binding(this.context, action);
    this.bindingsByAction.set(action, binding);
    this.delegate.bindingConnected(binding);
}
disconnectAction(action) {
    const binding = this.bindingsByAction.get(action);
    if (binding) {
        this.bindingsByAction.delete(action);
        this.delegate.bindingDisconnected(binding);
    }
}
disconnectAllActions() {
    this.bindings.forEach((binding) => this.delegate.bindingDisconnected(binding, true));
    this.bindingsByAction.clear();
}
parseValueForToken(token) {
    const action = Action.forToken(token, this.schema);
    if (action.identifier == this.identifier) {
        return action;
    }
}
elementMatchedValue(element, action) {
    this.connectAction(action);
}
elementUnmatchedValue(element, action) {
    this.disconnectAction(action);
}

}

class ValueObserver {

constructor(context, receiver) {
    this.context = context;
    this.receiver = receiver;
    this.stringMapObserver = new StringMapObserver(this.element, this);
    this.valueDescriptorMap = this.controller.valueDescriptorMap;
}
start() {
    this.stringMapObserver.start();
    this.invokeChangedCallbacksForDefaultValues();
}
stop() {
    this.stringMapObserver.stop();
}
get element() {
    return this.context.element;
}
get controller() {
    return this.context.controller;
}
getStringMapKeyForAttribute(attributeName) {
    if (attributeName in this.valueDescriptorMap) {
        return this.valueDescriptorMap[attributeName].name;
    }
}
stringMapKeyAdded(key, attributeName) {
    const descriptor = this.valueDescriptorMap[attributeName];
    if (!this.hasValue(key)) {
        this.invokeChangedCallback(key, descriptor.writer(this.receiver[key]), descriptor.writer(descriptor.defaultValue));
    }
}
stringMapValueChanged(value, name, oldValue) {
    const descriptor = this.valueDescriptorNameMap[name];
    if (value === null)
        return;
    if (oldValue === null) {
        oldValue = descriptor.writer(descriptor.defaultValue);
    }
    this.invokeChangedCallback(name, value, oldValue);
}
stringMapKeyRemoved(key, attributeName, oldValue) {
    const descriptor = this.valueDescriptorNameMap[key];
    if (this.hasValue(key)) {
        this.invokeChangedCallback(key, descriptor.writer(this.receiver[key]), oldValue);
    }
    else {
        this.invokeChangedCallback(key, descriptor.writer(descriptor.defaultValue), oldValue);
    }
}
invokeChangedCallbacksForDefaultValues() {
    for (const { key, name, defaultValue, writer } of this.valueDescriptors) {
        if (defaultValue != undefined && !this.controller.data.has(key)) {
            this.invokeChangedCallback(name, writer(defaultValue), undefined);
        }
    }
}
invokeChangedCallback(name, rawValue, rawOldValue) {
    const changedMethodName = `${name}Changed`;
    const changedMethod = this.receiver[changedMethodName];
    if (typeof changedMethod == "function") {
        const descriptor = this.valueDescriptorNameMap[name];
        try {
            const value = descriptor.reader(rawValue);
            let oldValue = rawOldValue;
            if (rawOldValue) {
                oldValue = descriptor.reader(rawOldValue);
            }
            changedMethod.call(this.receiver, value, oldValue);
        }
        catch (error) {
            if (error instanceof TypeError) {
                error.message = `Stimulus Value "${this.context.identifier}.${descriptor.name}" - ${error.message}`;
            }
            throw error;
        }
    }
}
get valueDescriptors() {
    const { valueDescriptorMap } = this;
    return Object.keys(valueDescriptorMap).map((key) => valueDescriptorMap[key]);
}
get valueDescriptorNameMap() {
    const descriptors = {};
    Object.keys(this.valueDescriptorMap).forEach((key) => {
        const descriptor = this.valueDescriptorMap[key];
        descriptors[descriptor.name] = descriptor;
    });
    return descriptors;
}
hasValue(attributeName) {
    const descriptor = this.valueDescriptorNameMap[attributeName];
    const hasMethodName = `has${capitalize(descriptor.name)}`;
    return this.receiver[hasMethodName];
}

}

class TargetObserver {

constructor(context, delegate) {
    this.context = context;
    this.delegate = delegate;
    this.targetsByName = new Multimap();
}
start() {
    if (!this.tokenListObserver) {
        this.tokenListObserver = new TokenListObserver(this.element, this.attributeName, this);
        this.tokenListObserver.start();
    }
}
stop() {
    if (this.tokenListObserver) {
        this.disconnectAllTargets();
        this.tokenListObserver.stop();
        delete this.tokenListObserver;
    }
}
tokenMatched({ element, content: name }) {
    if (this.scope.containsElement(element)) {
        this.connectTarget(element, name);
    }
}
tokenUnmatched({ element, content: name }) {
    this.disconnectTarget(element, name);
}
connectTarget(element, name) {
    var _a;
    if (!this.targetsByName.has(name, element)) {
        this.targetsByName.add(name, element);
        (_a = this.tokenListObserver) === null || _a === void 0 ? void 0 : _a.pause(() => this.delegate.targetConnected(element, name));
    }
}
disconnectTarget(element, name) {
    var _a;
    if (this.targetsByName.has(name, element)) {
        this.targetsByName.delete(name, element);
        (_a = this.tokenListObserver) === null || _a === void 0 ? void 0 : _a.pause(() => this.delegate.targetDisconnected(element, name));
    }
}
disconnectAllTargets() {
    for (const name of this.targetsByName.keys) {
        for (const element of this.targetsByName.getValuesForKey(name)) {
            this.disconnectTarget(element, name);
        }
    }
}
get attributeName() {
    return `data-${this.context.identifier}-target`;
}
get element() {
    return this.context.element;
}
get scope() {
    return this.context.scope;
}

}

function readInheritableStaticArrayValues(constructor, propertyName) {

const ancestors = getAncestorsForConstructor(constructor);
return Array.from(ancestors.reduce((values, constructor) => {
    getOwnStaticArrayValues(constructor, propertyName).forEach((name) => values.add(name));
    return values;
}, new Set()));

} function readInheritableStaticObjectPairs(constructor, propertyName) {

const ancestors = getAncestorsForConstructor(constructor);
return ancestors.reduce((pairs, constructor) => {
    pairs.push(...getOwnStaticObjectPairs(constructor, propertyName));
    return pairs;
}, []);

} function getAncestorsForConstructor(constructor) {

const ancestors = [];
while (constructor) {
    ancestors.push(constructor);
    constructor = Object.getPrototypeOf(constructor);
}
return ancestors.reverse();

} function getOwnStaticArrayValues(constructor, propertyName) {

const definition = constructor[propertyName];
return Array.isArray(definition) ? definition : [];

} function getOwnStaticObjectPairs(constructor, propertyName) {

const definition = constructor[propertyName];
return definition ? Object.keys(definition).map((key) => [key, definition[key]]) : [];

}

class OutletObserver {

constructor(context, delegate) {
    this.started = false;
    this.context = context;
    this.delegate = delegate;
    this.outletsByName = new Multimap();
    this.outletElementsByName = new Multimap();
    this.selectorObserverMap = new Map();
    this.attributeObserverMap = new Map();
}
start() {
    if (!this.started) {
        this.outletDefinitions.forEach((outletName) => {
            this.setupSelectorObserverForOutlet(outletName);
            this.setupAttributeObserverForOutlet(outletName);
        });
        this.started = true;
        this.dependentContexts.forEach((context) => context.refresh());
    }
}
refresh() {
    this.selectorObserverMap.forEach((observer) => observer.refresh());
    this.attributeObserverMap.forEach((observer) => observer.refresh());
}
stop() {
    if (this.started) {
        this.started = false;
        this.disconnectAllOutlets();
        this.stopSelectorObservers();
        this.stopAttributeObservers();
    }
}
stopSelectorObservers() {
    if (this.selectorObserverMap.size > 0) {
        this.selectorObserverMap.forEach((observer) => observer.stop());
        this.selectorObserverMap.clear();
    }
}
stopAttributeObservers() {
    if (this.attributeObserverMap.size > 0) {
        this.attributeObserverMap.forEach((observer) => observer.stop());
        this.attributeObserverMap.clear();
    }
}
selectorMatched(element, _selector, { outletName }) {
    const outlet = this.getOutlet(element, outletName);
    if (outlet) {
        this.connectOutlet(outlet, element, outletName);
    }
}
selectorUnmatched(element, _selector, { outletName }) {
    const outlet = this.getOutletFromMap(element, outletName);
    if (outlet) {
        this.disconnectOutlet(outlet, element, outletName);
    }
}
selectorMatchElement(element, { outletName }) {
    const selector = this.selector(outletName);
    const hasOutlet = this.hasOutlet(element, outletName);
    const hasOutletController = element.matches(`[${this.schema.controllerAttribute}~=${outletName}]`);
    if (selector) {
        return hasOutlet && hasOutletController && element.matches(selector);
    }
    else {
        return false;
    }
}
elementMatchedAttribute(_element, attributeName) {
    const outletName = this.getOutletNameFromOutletAttributeName(attributeName);
    if (outletName) {
        this.updateSelectorObserverForOutlet(outletName);
    }
}
elementAttributeValueChanged(_element, attributeName) {
    const outletName = this.getOutletNameFromOutletAttributeName(attributeName);
    if (outletName) {
        this.updateSelectorObserverForOutlet(outletName);
    }
}
elementUnmatchedAttribute(_element, attributeName) {
    const outletName = this.getOutletNameFromOutletAttributeName(attributeName);
    if (outletName) {
        this.updateSelectorObserverForOutlet(outletName);
    }
}
connectOutlet(outlet, element, outletName) {
    var _a;
    if (!this.outletElementsByName.has(outletName, element)) {
        this.outletsByName.add(outletName, outlet);
        this.outletElementsByName.add(outletName, element);
        (_a = this.selectorObserverMap.get(outletName)) === null || _a === void 0 ? void 0 : _a.pause(() => this.delegate.outletConnected(outlet, element, outletName));
    }
}
disconnectOutlet(outlet, element, outletName) {
    var _a;
    if (this.outletElementsByName.has(outletName, element)) {
        this.outletsByName.delete(outletName, outlet);
        this.outletElementsByName.delete(outletName, element);
        (_a = this.selectorObserverMap
            .get(outletName)) === null || _a === void 0 ? void 0 : _a.pause(() => this.delegate.outletDisconnected(outlet, element, outletName));
    }
}
disconnectAllOutlets() {
    for (const outletName of this.outletElementsByName.keys) {
        for (const element of this.outletElementsByName.getValuesForKey(outletName)) {
            for (const outlet of this.outletsByName.getValuesForKey(outletName)) {
                this.disconnectOutlet(outlet, element, outletName);
            }
        }
    }
}
updateSelectorObserverForOutlet(outletName) {
    const observer = this.selectorObserverMap.get(outletName);
    if (observer) {
        observer.selector = this.selector(outletName);
    }
}
setupSelectorObserverForOutlet(outletName) {
    const selector = this.selector(outletName);
    const selectorObserver = new SelectorObserver(document.body, selector, this, { outletName });
    this.selectorObserverMap.set(outletName, selectorObserver);
    selectorObserver.start();
}
setupAttributeObserverForOutlet(outletName) {
    const attributeName = this.attributeNameForOutletName(outletName);
    const attributeObserver = new AttributeObserver(this.scope.element, attributeName, this);
    this.attributeObserverMap.set(outletName, attributeObserver);
    attributeObserver.start();
}
selector(outletName) {
    return this.scope.outlets.getSelectorForOutletName(outletName);
}
attributeNameForOutletName(outletName) {
    return this.scope.schema.outletAttributeForScope(this.identifier, outletName);
}
getOutletNameFromOutletAttributeName(attributeName) {
    return this.outletDefinitions.find((outletName) => this.attributeNameForOutletName(outletName) === attributeName);
}
get outletDependencies() {
    const dependencies = new Multimap();
    this.router.modules.forEach((module) => {
        const constructor = module.definition.controllerConstructor;
        const outlets = readInheritableStaticArrayValues(constructor, "outlets");
        outlets.forEach((outlet) => dependencies.add(outlet, module.identifier));
    });
    return dependencies;
}
get outletDefinitions() {
    return this.outletDependencies.getKeysForValue(this.identifier);
}
get dependentControllerIdentifiers() {
    return this.outletDependencies.getValuesForKey(this.identifier);
}
get dependentContexts() {
    const identifiers = this.dependentControllerIdentifiers;
    return this.router.contexts.filter((context) => identifiers.includes(context.identifier));
}
hasOutlet(element, outletName) {
    return !!this.getOutlet(element, outletName) || !!this.getOutletFromMap(element, outletName);
}
getOutlet(element, outletName) {
    return this.application.getControllerForElementAndIdentifier(element, outletName);
}
getOutletFromMap(element, outletName) {
    return this.outletsByName.getValuesForKey(outletName).find((outlet) => outlet.element === element);
}
get scope() {
    return this.context.scope;
}
get schema() {
    return this.context.schema;
}
get identifier() {
    return this.context.identifier;
}
get application() {
    return this.context.application;
}
get router() {
    return this.application.router;
}

}

class Context {

constructor(module, scope) {
    this.logDebugActivity = (functionName, detail = {}) => {
        const { identifier, controller, element } = this;
        detail = Object.assign({ identifier, controller, element }, detail);
        this.application.logDebugActivity(this.identifier, functionName, detail);
    };
    this.module = module;
    this.scope = scope;
    this.controller = new module.controllerConstructor(this);
    this.bindingObserver = new BindingObserver(this, this.dispatcher);
    this.valueObserver = new ValueObserver(this, this.controller);
    this.targetObserver = new TargetObserver(this, this);
    this.outletObserver = new OutletObserver(this, this);
    try {
        this.controller.initialize();
        this.logDebugActivity("initialize");
    }
    catch (error) {
        this.handleError(error, "initializing controller");
    }
}
connect() {
    this.bindingObserver.start();
    this.valueObserver.start();
    this.targetObserver.start();
    this.outletObserver.start();
    try {
        this.controller.connect();
        this.logDebugActivity("connect");
    }
    catch (error) {
        this.handleError(error, "connecting controller");
    }
}
refresh() {
    this.outletObserver.refresh();
}
disconnect() {
    try {
        this.controller.disconnect();
        this.logDebugActivity("disconnect");
    }
    catch (error) {
        this.handleError(error, "disconnecting controller");
    }
    this.outletObserver.stop();
    this.targetObserver.stop();
    this.valueObserver.stop();
    this.bindingObserver.stop();
}
get application() {
    return this.module.application;
}
get identifier() {
    return this.module.identifier;
}
get schema() {
    return this.application.schema;
}
get dispatcher() {
    return this.application.dispatcher;
}
get element() {
    return this.scope.element;
}
get parentElement() {
    return this.element.parentElement;
}
handleError(error, message, detail = {}) {
    const { identifier, controller, element } = this;
    detail = Object.assign({ identifier, controller, element }, detail);
    this.application.handleError(error, `Error ${message}`, detail);
}
targetConnected(element, name) {
    this.invokeControllerMethod(`${name}TargetConnected`, element);
}
targetDisconnected(element, name) {
    this.invokeControllerMethod(`${name}TargetDisconnected`, element);
}
outletConnected(outlet, element, name) {
    this.invokeControllerMethod(`${namespaceCamelize(name)}OutletConnected`, outlet, element);
}
outletDisconnected(outlet, element, name) {
    this.invokeControllerMethod(`${namespaceCamelize(name)}OutletDisconnected`, outlet, element);
}
invokeControllerMethod(methodName, ...args) {
    const controller = this.controller;
    if (typeof controller[methodName] == "function") {
        controller[methodName](...args);
    }
}

}

function bless(constructor) {

return shadow(constructor, getBlessedProperties(constructor));

} function shadow(constructor, properties) {

const shadowConstructor = extend(constructor);
const shadowProperties = getShadowProperties(constructor.prototype, properties);
Object.defineProperties(shadowConstructor.prototype, shadowProperties);
return shadowConstructor;

} function getBlessedProperties(constructor) {

const blessings = readInheritableStaticArrayValues(constructor, "blessings");
return blessings.reduce((blessedProperties, blessing) => {
    const properties = blessing(constructor);
    for (const key in properties) {
        const descriptor = blessedProperties[key] || {};
        blessedProperties[key] = Object.assign(descriptor, properties[key]);
    }
    return blessedProperties;
}, {});

} function getShadowProperties(prototype, properties) {

return getOwnKeys(properties).reduce((shadowProperties, key) => {
    const descriptor = getShadowedDescriptor(prototype, properties, key);
    if (descriptor) {
        Object.assign(shadowProperties, { [key]: descriptor });
    }
    return shadowProperties;
}, {});

} function getShadowedDescriptor(prototype, properties, key) {

const shadowingDescriptor = Object.getOwnPropertyDescriptor(prototype, key);
const shadowedByValue = shadowingDescriptor && "value" in shadowingDescriptor;
if (!shadowedByValue) {
    const descriptor = Object.getOwnPropertyDescriptor(properties, key).value;
    if (shadowingDescriptor) {
        descriptor.get = shadowingDescriptor.get || descriptor.get;
        descriptor.set = shadowingDescriptor.set || descriptor.set;
    }
    return descriptor;
}

} const getOwnKeys = (() => {

if (typeof Object.getOwnPropertySymbols == "function") {
    return (object) => [...Object.getOwnPropertyNames(object), ...Object.getOwnPropertySymbols(object)];
}
else {
    return Object.getOwnPropertyNames;
}

})(); const extend = (() => {

function extendWithReflect(constructor) {
    function extended() {
        return Reflect.construct(constructor, arguments, new.target);
    }
    extended.prototype = Object.create(constructor.prototype, {
        constructor: { value: extended },
    });
    Reflect.setPrototypeOf(extended, constructor);
    return extended;
}
function testReflectExtension() {
    const a = function () {
        this.a.call(this);
    };
    const b = extendWithReflect(a);
    b.prototype.a = function () { };
    return new b();
}
try {
    testReflectExtension();
    return extendWithReflect;
}
catch (error) {
    return (constructor) => class extended extends constructor {
    };
}

})();

function blessDefinition(definition) {

return {
    identifier: definition.identifier,
    controllerConstructor: bless(definition.controllerConstructor),
};

}

class Module {

constructor(application, definition) {
    this.application = application;
    this.definition = blessDefinition(definition);
    this.contextsByScope = new WeakMap();
    this.connectedContexts = new Set();
}
get identifier() {
    return this.definition.identifier;
}
get controllerConstructor() {
    return this.definition.controllerConstructor;
}
get contexts() {
    return Array.from(this.connectedContexts);
}
connectContextForScope(scope) {
    const context = this.fetchContextForScope(scope);
    this.connectedContexts.add(context);
    context.connect();
}
disconnectContextForScope(scope) {
    const context = this.contextsByScope.get(scope);
    if (context) {
        this.connectedContexts.delete(context);
        context.disconnect();
    }
}
fetchContextForScope(scope) {
    let context = this.contextsByScope.get(scope);
    if (!context) {
        context = new Context(this, scope);
        this.contextsByScope.set(scope, context);
    }
    return context;
}

}

class ClassMap {

constructor(scope) {
    this.scope = scope;
}
has(name) {
    return this.data.has(this.getDataKey(name));
}
get(name) {
    return this.getAll(name)[0];
}
getAll(name) {
    const tokenString = this.data.get(this.getDataKey(name)) || "";
    return tokenize(tokenString);
}
getAttributeName(name) {
    return this.data.getAttributeNameForKey(this.getDataKey(name));
}
getDataKey(name) {
    return `${name}-class`;
}
get data() {
    return this.scope.data;
}

}

class DataMap {

constructor(scope) {
    this.scope = scope;
}
get element() {
    return this.scope.element;
}
get identifier() {
    return this.scope.identifier;
}
get(key) {
    const name = this.getAttributeNameForKey(key);
    return this.element.getAttribute(name);
}
set(key, value) {
    const name = this.getAttributeNameForKey(key);
    this.element.setAttribute(name, value);
    return this.get(key);
}
has(key) {
    const name = this.getAttributeNameForKey(key);
    return this.element.hasAttribute(name);
}
delete(key) {
    if (this.has(key)) {
        const name = this.getAttributeNameForKey(key);
        this.element.removeAttribute(name);
        return true;
    }
    else {
        return false;
    }
}
getAttributeNameForKey(key) {
    return `data-${this.identifier}-${dasherize(key)}`;
}

}

class Guide {

constructor(logger) {
    this.warnedKeysByObject = new WeakMap();
    this.logger = logger;
}
warn(object, key, message) {
    let warnedKeys = this.warnedKeysByObject.get(object);
    if (!warnedKeys) {
        warnedKeys = new Set();
        this.warnedKeysByObject.set(object, warnedKeys);
    }
    if (!warnedKeys.has(key)) {
        warnedKeys.add(key);
        this.logger.warn(message, object);
    }
}

}

function attributeValueContainsToken(attributeName, token) {

return `[${attributeName}~="${token}"]`;

}

class TargetSet {

constructor(scope) {
    this.scope = scope;
}
get element() {
    return this.scope.element;
}
get identifier() {
    return this.scope.identifier;
}
get schema() {
    return this.scope.schema;
}
has(targetName) {
    return this.find(targetName) != null;
}
find(...targetNames) {
    return targetNames.reduce((target, targetName) => target || this.findTarget(targetName) || this.findLegacyTarget(targetName), undefined);
}
findAll(...targetNames) {
    return targetNames.reduce((targets, targetName) => [
        ...targets,
        ...this.findAllTargets(targetName),
        ...this.findAllLegacyTargets(targetName),
    ], []);
}
findTarget(targetName) {
    const selector = this.getSelectorForTargetName(targetName);
    return this.scope.findElement(selector);
}
findAllTargets(targetName) {
    const selector = this.getSelectorForTargetName(targetName);
    return this.scope.findAllElements(selector);
}
getSelectorForTargetName(targetName) {
    const attributeName = this.schema.targetAttributeForScope(this.identifier);
    return attributeValueContainsToken(attributeName, targetName);
}
findLegacyTarget(targetName) {
    const selector = this.getLegacySelectorForTargetName(targetName);
    return this.deprecate(this.scope.findElement(selector), targetName);
}
findAllLegacyTargets(targetName) {
    const selector = this.getLegacySelectorForTargetName(targetName);
    return this.scope.findAllElements(selector).map((element) => this.deprecate(element, targetName));
}
getLegacySelectorForTargetName(targetName) {
    const targetDescriptor = `${this.identifier}.${targetName}`;
    return attributeValueContainsToken(this.schema.targetAttribute, targetDescriptor);
}
deprecate(element, targetName) {
    if (element) {
        const { identifier } = this;
        const attributeName = this.schema.targetAttribute;
        const revisedAttributeName = this.schema.targetAttributeForScope(identifier);
        this.guide.warn(element, `target:${targetName}`, `Please replace ${attributeName}="${identifier}.${targetName}" with ${revisedAttributeName}="${targetName}". ` +
            `The ${attributeName} attribute is deprecated and will be removed in a future version of Stimulus.`);
    }
    return element;
}
get guide() {
    return this.scope.guide;
}

}

class OutletSet {

constructor(scope, controllerElement) {
    this.scope = scope;
    this.controllerElement = controllerElement;
}
get element() {
    return this.scope.element;
}
get identifier() {
    return this.scope.identifier;
}
get schema() {
    return this.scope.schema;
}
has(outletName) {
    return this.find(outletName) != null;
}
find(...outletNames) {
    return outletNames.reduce((outlet, outletName) => outlet || this.findOutlet(outletName), undefined);
}
findAll(...outletNames) {
    return outletNames.reduce((outlets, outletName) => [...outlets, ...this.findAllOutlets(outletName)], []);
}
getSelectorForOutletName(outletName) {
    const attributeName = this.schema.outletAttributeForScope(this.identifier, outletName);
    return this.controllerElement.getAttribute(attributeName);
}
findOutlet(outletName) {
    const selector = this.getSelectorForOutletName(outletName);
    if (selector)
        return this.findElement(selector, outletName);
}
findAllOutlets(outletName) {
    const selector = this.getSelectorForOutletName(outletName);
    return selector ? this.findAllElements(selector, outletName) : [];
}
findElement(selector, outletName) {
    const elements = this.scope.queryElements(selector);
    return elements.filter((element) => this.matchesElement(element, selector, outletName))[0];
}
findAllElements(selector, outletName) {
    const elements = this.scope.queryElements(selector);
    return elements.filter((element) => this.matchesElement(element, selector, outletName));
}
matchesElement(element, selector, outletName) {
    const controllerAttribute = element.getAttribute(this.scope.schema.controllerAttribute) || "";
    return element.matches(selector) && controllerAttribute.split(" ").includes(outletName);
}

}

class Scope {

constructor(schema, element, identifier, logger) {
    this.targets = new TargetSet(this);
    this.classes = new ClassMap(this);
    this.data = new DataMap(this);
    this.containsElement = (element) => {
        return element.closest(this.controllerSelector) === this.element;
    };
    this.schema = schema;
    this.element = element;
    this.identifier = identifier;
    this.guide = new Guide(logger);
    this.outlets = new OutletSet(this.documentScope, element);
}
findElement(selector) {
    return this.element.matches(selector) ? this.element : this.queryElements(selector).find(this.containsElement);
}
findAllElements(selector) {
    return [
        ...(this.element.matches(selector) ? [this.element] : []),
        ...this.queryElements(selector).filter(this.containsElement),
    ];
}
queryElements(selector) {
    return Array.from(this.element.querySelectorAll(selector));
}
get controllerSelector() {
    return attributeValueContainsToken(this.schema.controllerAttribute, this.identifier);
}
get isDocumentScope() {
    return this.element === document.documentElement;
}
get documentScope() {
    return this.isDocumentScope
        ? this
        : new Scope(this.schema, document.documentElement, this.identifier, this.guide.logger);
}

}

class ScopeObserver {

constructor(element, schema, delegate) {
    this.element = element;
    this.schema = schema;
    this.delegate = delegate;
    this.valueListObserver = new ValueListObserver(this.element, this.controllerAttribute, this);
    this.scopesByIdentifierByElement = new WeakMap();
    this.scopeReferenceCounts = new WeakMap();
}
start() {
    this.valueListObserver.start();
}
stop() {
    this.valueListObserver.stop();
}
get controllerAttribute() {
    return this.schema.controllerAttribute;
}
parseValueForToken(token) {
    const { element, content: identifier } = token;
    return this.parseValueForElementAndIdentifier(element, identifier);
}
parseValueForElementAndIdentifier(element, identifier) {
    const scopesByIdentifier = this.fetchScopesByIdentifierForElement(element);
    let scope = scopesByIdentifier.get(identifier);
    if (!scope) {
        scope = this.delegate.createScopeForElementAndIdentifier(element, identifier);
        scopesByIdentifier.set(identifier, scope);
    }
    return scope;
}
elementMatchedValue(element, value) {
    const referenceCount = (this.scopeReferenceCounts.get(value) || 0) + 1;
    this.scopeReferenceCounts.set(value, referenceCount);
    if (referenceCount == 1) {
        this.delegate.scopeConnected(value);
    }
}
elementUnmatchedValue(element, value) {
    const referenceCount = this.scopeReferenceCounts.get(value);
    if (referenceCount) {
        this.scopeReferenceCounts.set(value, referenceCount - 1);
        if (referenceCount == 1) {
            this.delegate.scopeDisconnected(value);
        }
    }
}
fetchScopesByIdentifierForElement(element) {
    let scopesByIdentifier = this.scopesByIdentifierByElement.get(element);
    if (!scopesByIdentifier) {
        scopesByIdentifier = new Map();
        this.scopesByIdentifierByElement.set(element, scopesByIdentifier);
    }
    return scopesByIdentifier;
}

}

class Router {

constructor(application) {
    this.application = application;
    this.scopeObserver = new ScopeObserver(this.element, this.schema, this);
    this.scopesByIdentifier = new Multimap();
    this.modulesByIdentifier = new Map();
}
get element() {
    return this.application.element;
}
get schema() {
    return this.application.schema;
}
get logger() {
    return this.application.logger;
}
get controllerAttribute() {
    return this.schema.controllerAttribute;
}
get modules() {
    return Array.from(this.modulesByIdentifier.values());
}
get contexts() {
    return this.modules.reduce((contexts, module) => contexts.concat(module.contexts), []);
}
start() {
    this.scopeObserver.start();
}
stop() {
    this.scopeObserver.stop();
}
loadDefinition(definition) {
    this.unloadIdentifier(definition.identifier);
    const module = new Module(this.application, definition);
    this.connectModule(module);
    const afterLoad = definition.controllerConstructor.afterLoad;
    if (afterLoad) {
        afterLoad.call(definition.controllerConstructor, definition.identifier, this.application);
    }
}
unloadIdentifier(identifier) {
    const module = this.modulesByIdentifier.get(identifier);
    if (module) {
        this.disconnectModule(module);
    }
}
getContextForElementAndIdentifier(element, identifier) {
    const module = this.modulesByIdentifier.get(identifier);
    if (module) {
        return module.contexts.find((context) => context.element == element);
    }
}
proposeToConnectScopeForElementAndIdentifier(element, identifier) {
    const scope = this.scopeObserver.parseValueForElementAndIdentifier(element, identifier);
    if (scope) {
        this.scopeObserver.elementMatchedValue(scope.element, scope);
    }
    else {
        console.error(`Couldn't find or create scope for identifier: "${identifier}" and element:`, element);
    }
}
handleError(error, message, detail) {
    this.application.handleError(error, message, detail);
}
createScopeForElementAndIdentifier(element, identifier) {
    return new Scope(this.schema, element, identifier, this.logger);
}
scopeConnected(scope) {
    this.scopesByIdentifier.add(scope.identifier, scope);
    const module = this.modulesByIdentifier.get(scope.identifier);
    if (module) {
        module.connectContextForScope(scope);
    }
}
scopeDisconnected(scope) {
    this.scopesByIdentifier.delete(scope.identifier, scope);
    const module = this.modulesByIdentifier.get(scope.identifier);
    if (module) {
        module.disconnectContextForScope(scope);
    }
}
connectModule(module) {
    this.modulesByIdentifier.set(module.identifier, module);
    const scopes = this.scopesByIdentifier.getValuesForKey(module.identifier);
    scopes.forEach((scope) => module.connectContextForScope(scope));
}
disconnectModule(module) {
    this.modulesByIdentifier.delete(module.identifier);
    const scopes = this.scopesByIdentifier.getValuesForKey(module.identifier);
    scopes.forEach((scope) => module.disconnectContextForScope(scope));
}

}

const defaultSchema = {

controllerAttribute: "data-controller",
actionAttribute: "data-action",
targetAttribute: "data-target",
targetAttributeForScope: (identifier) => `data-${identifier}-target`,
outletAttributeForScope: (identifier, outlet) => `data-${identifier}-${outlet}-outlet`,
keyMappings: Object.assign(Object.assign({ enter: "Enter", tab: "Tab", esc: "Escape", space: " ", up: "ArrowUp", down: "ArrowDown", left: "ArrowLeft", right: "ArrowRight", home: "Home", end: "End", page_up: "PageUp", page_down: "PageDown" }, objectFromEntries("abcdefghijklmnopqrstuvwxyz".split("").map((c) => [c, c]))), objectFromEntries("0123456789".split("").map((n) => [n, n]))),

}; function objectFromEntries(array) {

return array.reduce((memo, [k, v]) => (Object.assign(Object.assign({}, memo), { [k]: v })), {});

}

class Application {

constructor(element = document.documentElement, schema = defaultSchema) {
    this.logger = console;
    this.debug = false;
    this.logDebugActivity = (identifier, functionName, detail = {}) => {
        if (this.debug) {
            this.logFormattedMessage(identifier, functionName, detail);
        }
    };
    this.element = element;
    this.schema = schema;
    this.dispatcher = new Dispatcher(this);
    this.router = new Router(this);
    this.actionDescriptorFilters = Object.assign({}, defaultActionDescriptorFilters);
}
static start(element, schema) {
    const application = new this(element, schema);
    application.start();
    return application;
}
async start() {
    await domReady();
    this.logDebugActivity("application", "starting");
    this.dispatcher.start();
    this.router.start();
    this.logDebugActivity("application", "start");
}
stop() {
    this.logDebugActivity("application", "stopping");
    this.dispatcher.stop();
    this.router.stop();
    this.logDebugActivity("application", "stop");
}
register(identifier, controllerConstructor) {
    this.load({ identifier, controllerConstructor });
}
registerActionOption(name, filter) {
    this.actionDescriptorFilters[name] = filter;
}
load(head, ...rest) {
    const definitions = Array.isArray(head) ? head : [head, ...rest];
    definitions.forEach((definition) => {
        if (definition.controllerConstructor.shouldLoad) {
            this.router.loadDefinition(definition);
        }
    });
}
unload(head, ...rest) {
    const identifiers = Array.isArray(head) ? head : [head, ...rest];
    identifiers.forEach((identifier) => this.router.unloadIdentifier(identifier));
}
get controllers() {
    return this.router.contexts.map((context) => context.controller);
}
getControllerForElementAndIdentifier(element, identifier) {
    const context = this.router.getContextForElementAndIdentifier(element, identifier);
    return context ? context.controller : null;
}
handleError(error, message, detail) {
    var _a;
    this.logger.error(`%s\n\n%o\n\n%o`, message, error, detail);
    (_a = window.onerror) === null || _a === void 0 ? void 0 : _a.call(window, message, "", 0, 0, error);
}
logFormattedMessage(identifier, functionName, detail = {}) {
    detail = Object.assign({ application: this }, detail);
    this.logger.groupCollapsed(`${identifier} #${functionName}`);
    this.logger.log("details:", Object.assign({}, detail));
    this.logger.groupEnd();
}

} function domReady() {

return new Promise((resolve) => {
    if (document.readyState == "loading") {
        document.addEventListener("DOMContentLoaded", () => resolve());
    }
    else {
        resolve();
    }
});

}

function ClassPropertiesBlessing(constructor) {

const classes = readInheritableStaticArrayValues(constructor, "classes");
return classes.reduce((properties, classDefinition) => {
    return Object.assign(properties, propertiesForClassDefinition(classDefinition));
}, {});

} function propertiesForClassDefinition(key) {

return {
    [`${key}Class`]: {
        get() {
            const { classes } = this;
            if (classes.has(key)) {
                return classes.get(key);
            }
            else {
                const attribute = classes.getAttributeName(key);
                throw new Error(`Missing attribute "${attribute}"`);
            }
        },
    },
    [`${key}Classes`]: {
        get() {
            return this.classes.getAll(key);
        },
    },
    [`has${capitalize(key)}Class`]: {
        get() {
            return this.classes.has(key);
        },
    },
};

}

function OutletPropertiesBlessing(constructor) {

const outlets = readInheritableStaticArrayValues(constructor, "outlets");
return outlets.reduce((properties, outletDefinition) => {
    return Object.assign(properties, propertiesForOutletDefinition(outletDefinition));
}, {});

} function getOutletController(controller, element, identifier) {

return controller.application.getControllerForElementAndIdentifier(element, identifier);

} function getControllerAndEnsureConnectedScope(controller, element, outletName) {

let outletController = getOutletController(controller, element, outletName);
if (outletController)
    return outletController;
controller.application.router.proposeToConnectScopeForElementAndIdentifier(element, outletName);
outletController = getOutletController(controller, element, outletName);
if (outletController)
    return outletController;

} function propertiesForOutletDefinition(name) {

const camelizedName = namespaceCamelize(name);
return {
    [`${camelizedName}Outlet`]: {
        get() {
            const outletElement = this.outlets.find(name);
            const selector = this.outlets.getSelectorForOutletName(name);
            if (outletElement) {
                const outletController = getControllerAndEnsureConnectedScope(this, outletElement, name);
                if (outletController)
                    return outletController;
                throw new Error(`The provided outlet element is missing an outlet controller "${name}" instance for host controller "${this.identifier}"`);
            }
            throw new Error(`Missing outlet element "${name}" for host controller "${this.identifier}". Stimulus couldn't find a matching outlet element using selector "${selector}".`);
        },
    },
    [`${camelizedName}Outlets`]: {
        get() {
            const outlets = this.outlets.findAll(name);
            if (outlets.length > 0) {
                return outlets
                    .map((outletElement) => {
                    const outletController = getControllerAndEnsureConnectedScope(this, outletElement, name);
                    if (outletController)
                        return outletController;
                    console.warn(`The provided outlet element is missing an outlet controller "${name}" instance for host controller "${this.identifier}"`, outletElement);
                })
                    .filter((controller) => controller);
            }
            return [];
        },
    },
    [`${camelizedName}OutletElement`]: {
        get() {
            const outletElement = this.outlets.find(name);
            const selector = this.outlets.getSelectorForOutletName(name);
            if (outletElement) {
                return outletElement;
            }
            else {
                throw new Error(`Missing outlet element "${name}" for host controller "${this.identifier}". Stimulus couldn't find a matching outlet element using selector "${selector}".`);
            }
        },
    },
    [`${camelizedName}OutletElements`]: {
        get() {
            return this.outlets.findAll(name);
        },
    },
    [`has${capitalize(camelizedName)}Outlet`]: {
        get() {
            return this.outlets.has(name);
        },
    },
};

}

function TargetPropertiesBlessing(constructor) {

const targets = readInheritableStaticArrayValues(constructor, "targets");
return targets.reduce((properties, targetDefinition) => {
    return Object.assign(properties, propertiesForTargetDefinition(targetDefinition));
}, {});

} function propertiesForTargetDefinition(name) {

return {
    [`${name}Target`]: {
        get() {
            const target = this.targets.find(name);
            if (target) {
                return target;
            }
            else {
                throw new Error(`Missing target element "${name}" for "${this.identifier}" controller`);
            }
        },
    },
    [`${name}Targets`]: {
        get() {
            return this.targets.findAll(name);
        },
    },
    [`has${capitalize(name)}Target`]: {
        get() {
            return this.targets.has(name);
        },
    },
};

}

function ValuePropertiesBlessing(constructor) {

const valueDefinitionPairs = readInheritableStaticObjectPairs(constructor, "values");
const propertyDescriptorMap = {
    valueDescriptorMap: {
        get() {
            return valueDefinitionPairs.reduce((result, valueDefinitionPair) => {
                const valueDescriptor = parseValueDefinitionPair(valueDefinitionPair, this.identifier);
                const attributeName = this.data.getAttributeNameForKey(valueDescriptor.key);
                return Object.assign(result, { [attributeName]: valueDescriptor });
            }, {});
        },
    },
};
return valueDefinitionPairs.reduce((properties, valueDefinitionPair) => {
    return Object.assign(properties, propertiesForValueDefinitionPair(valueDefinitionPair));
}, propertyDescriptorMap);

} function propertiesForValueDefinitionPair(valueDefinitionPair, controller) {

const definition = parseValueDefinitionPair(valueDefinitionPair, controller);
const { key, name, reader: read, writer: write } = definition;
return {
    [name]: {
        get() {
            const value = this.data.get(key);
            if (value !== null) {
                return read(value);
            }
            else {
                return definition.defaultValue;
            }
        },
        set(value) {
            if (value === undefined) {
                this.data.delete(key);
            }
            else {
                this.data.set(key, write(value));
            }
        },
    },
    [`has${capitalize(name)}`]: {
        get() {
            return this.data.has(key) || definition.hasCustomDefaultValue;
        },
    },
};

} function parseValueDefinitionPair([token, typeDefinition], controller) {

return valueDescriptorForTokenAndTypeDefinition({
    controller,
    token,
    typeDefinition,
});

} function parseValueTypeConstant(constant) {

switch (constant) {
    case Array:
        return "array";
    case Boolean:
        return "boolean";
    case Number:
        return "number";
    case Object:
        return "object";
    case String:
        return "string";
}

} function parseValueTypeDefault(defaultValue) {

switch (typeof defaultValue) {
    case "boolean":
        return "boolean";
    case "number":
        return "number";
    case "string":
        return "string";
}
if (Array.isArray(defaultValue))
    return "array";
if (Object.prototype.toString.call(defaultValue) === "[object Object]")
    return "object";

} function parseValueTypeObject(payload) {

const { controller, token, typeObject } = payload;
const hasType = isSomething(typeObject.type);
const hasDefault = isSomething(typeObject.default);
const fullObject = hasType && hasDefault;
const onlyType = hasType && !hasDefault;
const onlyDefault = !hasType && hasDefault;
const typeFromObject = parseValueTypeConstant(typeObject.type);
const typeFromDefaultValue = parseValueTypeDefault(payload.typeObject.default);
if (onlyType)
    return typeFromObject;
if (onlyDefault)
    return typeFromDefaultValue;
if (typeFromObject !== typeFromDefaultValue) {
    const propertyPath = controller ? `${controller}.${token}` : token;
    throw new Error(`The specified default value for the Stimulus Value "${propertyPath}" must match the defined type "${typeFromObject}". The provided default value of "${typeObject.default}" is of type "${typeFromDefaultValue}".`);
}
if (fullObject)
    return typeFromObject;

} function parseValueTypeDefinition(payload) {

const { controller, token, typeDefinition } = payload;
const typeObject = { controller, token, typeObject: typeDefinition };
const typeFromObject = parseValueTypeObject(typeObject);
const typeFromDefaultValue = parseValueTypeDefault(typeDefinition);
const typeFromConstant = parseValueTypeConstant(typeDefinition);
const type = typeFromObject || typeFromDefaultValue || typeFromConstant;
if (type)
    return type;
const propertyPath = controller ? `${controller}.${typeDefinition}` : token;
throw new Error(`Unknown value type "${propertyPath}" for "${token}" value`);

} function defaultValueForDefinition(typeDefinition) {

const constant = parseValueTypeConstant(typeDefinition);
if (constant)
    return defaultValuesByType[constant];
const hasDefault = hasProperty(typeDefinition, "default");
const hasType = hasProperty(typeDefinition, "type");
const typeObject = typeDefinition;
if (hasDefault)
    return typeObject.default;
if (hasType) {
    const { type } = typeObject;
    const constantFromType = parseValueTypeConstant(type);
    if (constantFromType)
        return defaultValuesByType[constantFromType];
}
return typeDefinition;

} function valueDescriptorForTokenAndTypeDefinition(payload) {

const { token, typeDefinition } = payload;
const key = `${dasherize(token)}-value`;
const type = parseValueTypeDefinition(payload);
return {
    type,
    key,
    name: camelize(key),
    get defaultValue() {
        return defaultValueForDefinition(typeDefinition);
    },
    get hasCustomDefaultValue() {
        return parseValueTypeDefault(typeDefinition) !== undefined;
    },
    reader: readers[type],
    writer: writers[type] || writers.default,
};

} const defaultValuesByType = {

get array() {
    return [];
},
boolean: false,
number: 0,
get object() {
    return {};
},
string: "",

}; const readers = {

array(value) {
    const array = JSON.parse(value);
    if (!Array.isArray(array)) {
        throw new TypeError(`expected value of type "array" but instead got value "${value}" of type "${parseValueTypeDefault(array)}"`);
    }
    return array;
},
boolean(value) {
    return !(value == "0" || String(value).toLowerCase() == "false");
},
number(value) {
    return Number(value.replace(/_/g, ""));
},
object(value) {
    const object = JSON.parse(value);
    if (object === null || typeof object != "object" || Array.isArray(object)) {
        throw new TypeError(`expected value of type "object" but instead got value "${value}" of type "${parseValueTypeDefault(object)}"`);
    }
    return object;
},
string(value) {
    return value;
},

}; const writers = {

default: writeString,
array: writeJSON,
object: writeJSON,

}; function writeJSON(value) {

return JSON.stringify(value);

} function writeString(value) {

return `${value}`;

}

class Controller {

constructor(context) {
    this.context = context;
}
static get shouldLoad() {
    return true;
}
static afterLoad(_identifier, _application) {
    return;
}
get application() {
    return this.context.application;
}
get scope() {
    return this.context.scope;
}
get element() {
    return this.scope.element;
}
get identifier() {
    return this.scope.identifier;
}
get targets() {
    return this.scope.targets;
}
get outlets() {
    return this.scope.outlets;
}
get classes() {
    return this.scope.classes;
}
get data() {
    return this.scope.data;
}
initialize() {
}
connect() {
}
disconnect() {
}
dispatch(eventName, { target = this.element, detail = {}, prefix = this.identifier, bubbles = true, cancelable = true, } = {}) {
    const type = prefix ? `${prefix}:${eventName}` : eventName;
    const event = new CustomEvent(type, { detail, bubbles, cancelable });
    target.dispatchEvent(event);
    return event;
}

} Controller.blessings = [

ClassPropertiesBlessing,
TargetPropertiesBlessing,
ValuePropertiesBlessing,
OutletPropertiesBlessing,

]; Controller.targets = []; Controller.outlets = []; Controller.values = {};

export { Application, AttributeObserver, Context, Controller, ElementObserver, IndexedMultimap, Multimap, SelectorObserver, StringMapObserver, TokenListObserver, ValueListObserver, add, defaultSchema, del, fetch, prune };