/**
 * TinyMCE version 8.5.1 (2026-05-19)
 */

(function () {
    'use strict';

    var global$1 = tinymce.util.Tools.resolve('tinymce.PluginManager');

    const fireInsertCustomChar = (editor, chr) => {
        return editor.dispatch('insertCustomChar', { chr });
    };

    const insertChar = (editor, chr) => {
        const evtChr = fireInsertCustomChar(editor, chr).chr;
        editor.execCommand('mceInsertContent', false, evtChr);
    };

    /* eslint-disable @typescript-eslint/no-wrapper-object-types */
    const hasProto = (v, constructor, predicate) => {
        if (predicate(v, constructor.prototype)) {
            return true;
        }
        else {
            // String-based fallback time
            return v.constructor?.name === constructor.name;
        }
    };
    const typeOf = (x) => {
        const t = typeof x;
        if (x === null) {
            return 'null';
        }
        else if (t === 'object' && Array.isArray(x)) {
            return 'array';
        }
        else if (t === 'object' && hasProto(x, String, (o, proto) => proto.isPrototypeOf(o))) {
            return 'string';
        }
        else {
            return t;
        }
    };
    const isType = (type) => (value) => typeOf(value) === type;
    const isSimpleType = (type) => (value) => typeof value === type;
    const eq = (t) => (a) => t === a;
    const isArray$1 = isType('array');
    const isNull = eq(null);
    const isUndefined = eq(undefined);
    const isNullable = (a) => a === null || a === undefined;
    const isNonNullable = (a) => !isNullable(a);
    const isFunction = isSimpleType('function');

    const constant = (value) => {
        return () => {
            return value;
        };
    };
    const never = constant(false);

    /**
     * The `Optional` type represents a value (of any type) that potentially does
     * not exist. Any `Optional<T>` can either be a `Some<T>` (in which case the
     * value does exist) or a `None` (in which case the value does not exist). This
     * module defines a whole lot of FP-inspired utility functions for dealing with
     * `Optional` objects.
     *
     * Comparison with null or undefined:
     * - We don't get fancy null coalescing operators with `Optional`
     * - We do get fancy helper functions with `Optional`
     * - `Optional` support nesting, and allow for the type to still be nullable (or
     * another `Optional`)
     * - There is no option to turn off strict-optional-checks like there is for
     * strict-null-checks
     */
    class Optional {
        tag;
        value;
        // Sneaky optimisation: every instance of Optional.none is identical, so just
        // reuse the same object
        static singletonNone = new Optional(false);
        // The internal representation has a `tag` and a `value`, but both are
        // private: able to be console.logged, but not able to be accessed by code
        constructor(tag, value) {
            this.tag = tag;
            this.value = value;
        }
        // --- Identities ---
        /**
         * Creates a new `Optional<T>` that **does** contain a value.
         */
        static some(value) {
            return new Optional(true, value);
        }
        /**
         * Create a new `Optional<T>` that **does not** contain a value. `T` can be
         * any type because we don't actually have a `T`.
         */
        static none() {
            return Optional.singletonNone;
        }
        /**
         * Perform a transform on an `Optional` type. Regardless of whether this
         * `Optional` contains a value or not, `fold` will return a value of type `U`.
         * If this `Optional` does not contain a value, the `U` will be created by
         * calling `onNone`. If this `Optional` does contain a value, the `U` will be
         * created by calling `onSome`.
         *
         * For the FP enthusiasts in the room, this function:
         * 1. Could be used to implement all of the functions below
         * 2. Forms a catamorphism
         */
        fold(onNone, onSome) {
            if (this.tag) {
                return onSome(this.value);
            }
            else {
                return onNone();
            }
        }
        /**
         * Determine if this `Optional` object contains a value.
         */
        isSome() {
            return this.tag;
        }
        /**
         * Determine if this `Optional` object **does not** contain a value.
         */
        isNone() {
            return !this.tag;
        }
        // --- Functor (name stolen from Haskell / maths) ---
        /**
         * Perform a transform on an `Optional` object, **if** there is a value. If
         * you provide a function to turn a T into a U, this is the function you use
         * to turn an `Optional<T>` into an `Optional<U>`. If this **does** contain
         * a value then the output will also contain a value (that value being the
         * output of `mapper(this.value)`), and if this **does not** contain a value
         * then neither will the output.
         */
        map(mapper) {
            if (this.tag) {
                return Optional.some(mapper(this.value));
            }
            else {
                return Optional.none();
            }
        }
        // --- Monad (name stolen from Haskell / maths) ---
        /**
         * Perform a transform on an `Optional` object, **if** there is a value.
         * Unlike `map`, here the transform itself also returns an `Optional`.
         */
        bind(binder) {
            if (this.tag) {
                return binder(this.value);
            }
            else {
                return Optional.none();
            }
        }
        // --- Traversable (name stolen from Haskell / maths) ---
        /**
         * For a given predicate, this function finds out if there **exists** a value
         * inside this `Optional` object that meets the predicate. In practice, this
         * means that for `Optional`s that do not contain a value it returns false (as
         * no predicate-meeting value exists).
         */
        exists(predicate) {
            return this.tag && predicate(this.value);
        }
        /**
         * For a given predicate, this function finds out if **all** the values inside
         * this `Optional` object meet the predicate. In practice, this means that
         * for `Optional`s that do not contain a value it returns true (as all 0
         * objects do meet the predicate).
         */
        forall(predicate) {
            return !this.tag || predicate(this.value);
        }
        filter(predicate) {
            if (!this.tag || predicate(this.value)) {
                return this;
            }
            else {
                return Optional.none();
            }
        }
        // --- Getters ---
        /**
         * Get the value out of the inside of the `Optional` object, using a default
         * `replacement` value if the provided `Optional` object does not contain a
         * value.
         */
        getOr(replacement) {
            return this.tag ? this.value : replacement;
        }
        /**
         * Get the value out of the inside of the `Optional` object, using a default
         * `replacement` value if the provided `Optional` object does not contain a
         * value.  Unlike `getOr`, in this method the `replacement` object is also
         * `Optional` - meaning that this method will always return an `Optional`.
         */
        or(replacement) {
            return this.tag ? this : replacement;
        }
        /**
         * Get the value out of the inside of the `Optional` object, using a default
         * `replacement` value if the provided `Optional` object does not contain a
         * value. Unlike `getOr`, in this method the `replacement` value is
         * "thunked" - that is to say that you don't pass a value to `getOrThunk`, you
         * pass a function which (if called) will **return** the `value` you want to
         * use.
         */
        getOrThunk(thunk) {
            return this.tag ? this.value : thunk();
        }
        /**
         * Get the value out of the inside of the `Optional` object, using a default
         * `replacement` value if the provided Optional object does not contain a
         * value.
         *
         * Unlike `or`, in this method the `replacement` value is "thunked" - that is
         * to say that you don't pass a value to `orThunk`, you pass a function which
         * (if called) will **return** the `value` you want to use.
         *
         * Unlike `getOrThunk`, in this method the `replacement` value is also
         * `Optional`, meaning that this method will always return an `Optional`.
         */
        orThunk(thunk) {
            return this.tag ? this : thunk();
        }
        /**
         * Get the value out of the inside of the `Optional` object, throwing an
         * exception if the provided `Optional` object does not contain a value.
         *
         * WARNING:
         * You should only be using this function if you know that the `Optional`
         * object **is not** empty (otherwise you're throwing exceptions in production
         * code, which is bad).
         *
         * In tests this is more acceptable.
         *
         * Prefer other methods to this, such as `.each`.
         */
        getOrDie(message) {
            if (!this.tag) {
                throw new Error(message ?? 'Called getOrDie on None');
            }
            else {
                return this.value;
            }
        }
        // --- Interop with null and undefined ---
        /**
         * Creates an `Optional` value from a nullable (or undefined-able) input.
         * Null, or undefined, is converted to `None`, and anything else is converted
         * to `Some`.
         */
        static from(value) {
            return isNonNullable(value) ? Optional.some(value) : Optional.none();
        }
        /**
         * Converts an `Optional` to a nullable type, by getting the value if it
         * exists, or returning `null` if it does not.
         */
        getOrNull() {
            return this.tag ? this.value : null;
        }
        /**
         * Converts an `Optional` to an undefined-able type, by getting the value if
         * it exists, or returning `undefined` if it does not.
         */
        getOrUndefined() {
            return this.value;
        }
        // --- Utilities ---
        /**
         * If the `Optional` contains a value, perform an action on that value.
         * Unlike the rest of the methods on this type, `.each` has side-effects. If
         * you want to transform an `Optional<T>` **into** something, then this is not
         * the method for you. If you want to use an `Optional<T>` to **do**
         * something, then this is the method for you - provided you're okay with not
         * doing anything in the case where the `Optional` doesn't have a value inside
         * it. If you're not sure whether your use-case fits into transforming
         * **into** something or **doing** something, check whether it has a return
         * value. If it does, you should be performing a transform.
         */
        each(worker) {
            if (this.tag) {
                worker(this.value);
            }
        }
        /**
         * Turn the `Optional` object into an array that contains all of the values
         * stored inside the `Optional`. In practice, this means the output will have
         * either 0 or 1 elements.
         */
        toArray() {
            return this.tag ? [this.value] : [];
        }
        /**
         * Turn the `Optional` object into a string for debugging or printing. Not
         * recommended for production code, but good for debugging. Also note that
         * these days an `Optional` object can be logged to the console directly, and
         * its inner value (if it exists) will be visible.
         */
        toString() {
            return this.tag ? `some(${this.value})` : 'none()';
        }
    }

    const nativeSlice = Array.prototype.slice;
    const nativePush = Array.prototype.push;
    const map = (xs, f) => {
        // pre-allocating array size when it's guaranteed to be known
        // http://jsperf.com/push-allocated-vs-dynamic/22
        const len = xs.length;
        const r = new Array(len);
        for (let i = 0; i < len; i++) {
            const x = xs[i];
            r[i] = f(x, i);
        }
        return r;
    };
    // Unwound implementing other functions in terms of each.
    // The code size is roughly the same, and it should allow for better optimisation.
    // const each = function<T, U>(xs: T[], f: (x: T, i?: number, xs?: T[]) => void): void {
    const each = (xs, f) => {
        for (let i = 0, len = xs.length; i < len; i++) {
            const x = xs[i];
            f(x, i);
        }
    };
    const findUntil = (xs, pred, until) => {
        for (let i = 0, len = xs.length; i < len; i++) {
            const x = xs[i];
            if (pred(x, i)) {
                return Optional.some(x);
            }
            else if (until(x, i)) {
                break;
            }
        }
        return Optional.none();
    };
    const find = (xs, pred) => {
        return findUntil(xs, pred, never);
    };
    const flatten = (xs) => {
        // Note, this is possible because push supports multiple arguments:
        // http://jsperf.com/concat-push/6
        // Note that in the past, concat() would silently work (very slowly) for array-like objects.
        // With this change it will throw an error.
        const r = [];
        for (let i = 0, len = xs.length; i < len; ++i) {
            // Ensure that each value is an array itself
            if (!isArray$1(xs[i])) {
                throw new Error('Arr.flatten item ' + i + ' was not an array, input: ' + xs);
            }
            nativePush.apply(r, xs[i]);
        }
        return r;
    };
    const bind = (xs, f) => flatten(map(xs, f));
    isFunction(Array.from) ? Array.from : (x) => nativeSlice.call(x);

    const Cell = (initial) => {
        let value = initial;
        const get = () => {
            return value;
        };
        const set = (v) => {
            value = v;
        };
        return {
            get,
            set
        };
    };

    const contains = (str, substr, start = 0, end) => {
        const idx = str.indexOf(substr, start);
        if (idx !== -1) {
            return isUndefined(end) ? true : idx + substr.length <= end;
        }
        else {
            return false;
        }
    };
    const fromCodePoint = String.fromCodePoint;

    // Run a function fn after rate ms. If another invocation occurs
    // during the time it is waiting, reschedule the function again
    // with the new arguments.
    const last = (fn, rate) => {
        let timer = null;
        const cancel = () => {
            if (!isNull(timer)) {
                clearTimeout(timer);
                timer = null;
            }
        };
        const throttle = (...args) => {
            cancel();
            timer = setTimeout(() => {
                timer = null;
                fn.apply(null, args);
            }, rate);
        };
        return {
            cancel,
            throttle
        };
    };

    var global = tinymce.util.Tools.resolve('tinymce.util.Tools');

    const option = (name) => (editor) => editor.options.get(name);
    const register$2 = (editor) => {
        const registerOption = editor.options.register;
        const charMapProcessor = (value) => isFunction(value) || isArray$1(value);
        registerOption('charmap', {
            processor: charMapProcessor,
        });
        registerOption('charmap_append', {
            processor: charMapProcessor
        });
    };
    const getCharMap$1 = option('charmap');
    const getCharMapAppend = option('charmap_append');

    const isArray = global.isArray;
    const UserDefined = 'User Defined';
    const getDefaultCharMap = () => {
        return [
            // TODO: Merge categories with TBIO
            // {
            //   name: 'Unknown',
            //   characters : [
            //     [160, 'no-break space'],
            //     [173, 'soft hyphen'],
            //     [34, 'quotation mark']
            //   ]
            // },
            { name: 'Currency',
                characters: [
                    [36, 'dollar sign'],
                    [162, 'cent sign'],
                    [8364, 'euro sign'],
                    [163, 'pound sign'],
                    [165, 'yen sign'],
                    [164, 'currency sign'],
                    [8352, 'euro-currency sign'],
                    [8353, 'colon sign'],
                    [8354, 'cruzeiro sign'],
                    [8355, 'french franc sign'],
                    [8356, 'lira sign'],
                    [8357, 'mill sign'],
                    [8358, 'naira sign'],
                    [8359, 'peseta sign'],
                    [8360, 'rupee sign'],
                    [8361, 'won sign'],
                    [8362, 'new sheqel sign'],
                    [8363, 'dong sign'],
                    [8365, 'kip sign'],
                    [8366, 'tugrik sign'],
                    [8367, 'drachma sign'],
                    [8368, 'german penny symbol'],
                    [8369, 'peso sign'],
                    [8370, 'guarani sign'],
                    [8371, 'austral sign'],
                    [8372, 'hryvnia sign'],
                    [8373, 'cedi sign'],
                    [8374, 'livre tournois sign'],
                    [8375, 'spesmilo sign'],
                    [8376, 'tenge sign'],
                    [8377, 'indian rupee sign'],
                    [8378, 'turkish lira sign'],
                    [8379, 'nordic mark sign'],
                    [8380, 'manat sign'],
                    [8381, 'ruble sign'],
                    [20870, 'yen character'],
                    [20803, 'yuan character'],
                    [22291, 'yuan character, in hong kong and taiwan'],
                    [22278, 'yen/yuan character variant one']
                ]
            },
            { name: 'Text',
                characters: [
                    [169, 'copyright sign'],
                    [174, 'registered sign'],
                    [8482, 'trade mark sign'],
                    [8240, 'per mille sign'],
                    [181, 'micro sign'],
                    [183, 'middle dot'],
                    [8226, 'bullet'],
                    [8230, 'three dot leader'],
                    [8242, 'minutes / feet'],
                    [8243, 'seconds / inches'],
                    [167, 'section sign'],
                    [182, 'paragraph sign'],
                    [223, 'sharp s / ess-zed']
                ]
            },
            { name: 'Quotations',
                characters: [
                    [8249, 'single left-pointing angle quotation mark'],
                    [8250, 'single right-pointing angle quotation mark'],
                    [171, 'left pointing guillemet'],
                    [187, 'right pointing guillemet'],
                    [8216, 'left single quotation mark'],
                    [8217, 'right single quotation mark'],
                    [8220, 'left double quotation mark'],
                    [8221, 'right double quotation mark'],
                    [8218, 'single low-9 quotation mark'],
                    [8222, 'double low-9 quotation mark'],
                    [60, 'less-than sign'],
                    [62, 'greater-than sign'],
                    [8804, 'less-than or equal to'],
                    [8805, 'greater-than or equal to'],
                    [8211, 'en dash'],
                    [8212, 'em dash'],
                    [175, 'macron'],
                    [8254, 'overline'],
                    [164, 'currency sign'],
                    [166, 'broken bar'],
                    [168, 'diaeresis'],
                    [161, 'inverted exclamation mark'],
                    [191, 'turned question mark'],
                    [710, 'circumflex accent'],
                    [732, 'small tilde'],
                    [176, 'degree sign'],
                    [8722, 'minus sign'],
                    [177, 'plus-minus sign'],
                    [247, 'division sign'],
                    [8260, 'fraction slash'],
                    [215, 'multiplication sign'],
                    [185, 'superscript one'],
                    [178, 'superscript two'],
                    [179, 'superscript three'],
                    [188, 'fraction one quarter'],
                    [189, 'fraction one half'],
                    [190, 'fraction three quarters']
                ]
            },
            {
                name: 'Mathematical',
                characters: [
                    [402, 'function / florin'],
                    [8747, 'integral'],
                    [8721, 'n-ary sumation'],
                    [8734, 'infinity'],
                    [8730, 'square root'],
                    [8764, 'similar to'],
                    [8773, 'approximately equal to'],
                    [8776, 'almost equal to'],
                    [8800, 'not equal to'],
                    [8801, 'identical to'],
                    [8712, 'element of'],
                    [8713, 'not an element of'],
                    [8715, 'contains as member'],
                    [8719, 'n-ary product'],
                    [8743, 'logical and'],
                    [8744, 'logical or'],
                    [172, 'not sign'],
                    [8745, 'intersection'],
                    [8746, 'union'],
                    [8706, 'partial differential'],
                    [8704, 'for all'],
                    [8707, 'there exists'],
                    [8709, 'diameter'],
                    [8711, 'backward difference'],
                    [8727, 'asterisk operator'],
                    [8733, 'proportional to'],
                    [8736, 'angle']
                ]
            },
            // TODO: Merge categories with TBIO
            // {
            //   name: 'Undefined',
            //   characters: [
            //     [180, 'acute accent'],
            //     [184, 'cedilla'],
            //     [170, 'feminine ordinal indicator'],
            //     [186, 'masculine ordinal indicator'],
            //     [8224, 'dagger'],
            //     [8225, 'double dagger']
            //   ]
            // },
            {
                name: 'Extended Latin',
                characters: [
                    [192, 'A - grave'],
                    [193, 'A - acute'],
                    [194, 'A - circumflex'],
                    [195, 'A - tilde'],
                    [196, 'A - diaeresis'],
                    [197, 'A - ring above'],
                    [256, 'A - macron'],
                    [198, 'ligature AE'],
                    [199, 'C - cedilla'],
                    [200, 'E - grave'],
                    [201, 'E - acute'],
                    [202, 'E - circumflex'],
                    [203, 'E - diaeresis'],
                    [274, 'E - macron'],
                    [204, 'I - grave'],
                    [205, 'I - acute'],
                    [206, 'I - circumflex'],
                    [207, 'I - diaeresis'],
                    [298, 'I - macron'],
                    [208, 'ETH'],
                    [209, 'N - tilde'],
                    [210, 'O - grave'],
                    [211, 'O - acute'],
                    [212, 'O - circumflex'],
                    [213, 'O - tilde'],
                    [214, 'O - diaeresis'],
                    [216, 'O - slash'],
                    [332, 'O - macron'],
                    [338, 'ligature OE'],
                    [352, 'S - caron'],
                    [217, 'U - grave'],
                    [218, 'U - acute'],
                    [219, 'U - circumflex'],
                    [220, 'U - diaeresis'],
                    [362, 'U - macron'],
                    [221, 'Y - acute'],
                    [376, 'Y - diaeresis'],
                    [562, 'Y - macron'],
                    [222, 'THORN'],
                    [224, 'a - grave'],
                    [225, 'a - acute'],
                    [226, 'a - circumflex'],
                    [227, 'a - tilde'],
                    [228, 'a - diaeresis'],
                    [229, 'a - ring above'],
                    [257, 'a - macron'],
                    [230, 'ligature ae'],
                    [231, 'c - cedilla'],
                    [232, 'e - grave'],
                    [233, 'e - acute'],
                    [234, 'e - circumflex'],
                    [235, 'e - diaeresis'],
                    [275, 'e - macron'],
                    [236, 'i - grave'],
                    [237, 'i - acute'],
                    [238, 'i - circumflex'],
                    [239, 'i - diaeresis'],
                    [299, 'i - macron'],
                    [240, 'eth'],
                    [241, 'n - tilde'],
                    [242, 'o - grave'],
                    [243, 'o - acute'],
                    [244, 'o - circumflex'],
                    [245, 'o - tilde'],
                    [246, 'o - diaeresis'],
                    [248, 'o slash'],
                    [333, 'o macron'],
                    [339, 'ligature oe'],
                    [353, 's - caron'],
                    [249, 'u - grave'],
                    [250, 'u - acute'],
                    [251, 'u - circumflex'],
                    [252, 'u - diaeresis'],
                    [363, 'u - macron'],
                    [253, 'y - acute'],
                    [254, 'thorn'],
                    [255, 'y - diaeresis'],
                    [563, 'y - macron'],
                    [913, 'Alpha'],
                    [914, 'Beta'],
                    [915, 'Gamma'],
                    [916, 'Delta'],
                    [917, 'Epsilon'],
                    [918, 'Zeta'],
                    [919, 'Eta'],
                    [920, 'Theta'],
                    [921, 'Iota'],
                    [922, 'Kappa'],
                    [923, 'Lambda'],
                    [924, 'Mu'],
                    [925, 'Nu'],
                    [926, 'Xi'],
                    [927, 'Omicron'],
                    [928, 'Pi'],
                    [929, 'Rho'],
                    [931, 'Sigma'],
                    [932, 'Tau'],
                    [933, 'Upsilon'],
                    [934, 'Phi'],
                    [935, 'Chi'],
                    [936, 'Psi'],
                    [937, 'Omega'],
                    [945, 'alpha'],
                    [946, 'beta'],
                    [947, 'gamma'],
                    [948, 'delta'],
                    [949, 'epsilon'],
                    [950, 'zeta'],
                    [951, 'eta'],
                    [952, 'theta'],
                    [953, 'iota'],
                    [954, 'kappa'],
                    [955, 'lambda'],
                    [956, 'mu'],
                    [957, 'nu'],
                    [958, 'xi'],
                    [959, 'omicron'],
                    [960, 'pi'],
                    [961, 'rho'],
                    [962, 'final sigma'],
                    [963, 'sigma'],
                    [964, 'tau'],
                    [965, 'upsilon'],
                    [966, 'phi'],
                    [967, 'chi'],
                    [968, 'psi'],
                    [969, 'omega']
                ]
            },
            {
                name: 'Symbols',
                characters: [
                    [8501, 'alef symbol'],
                    [982, 'pi symbol'],
                    [8476, 'real part symbol'],
                    [978, 'upsilon - hook symbol'],
                    [8472, 'Weierstrass p'],
                    [8465, 'imaginary part']
                ]
            },
            {
                name: 'Arrows',
                characters: [
                    [8592, 'leftwards arrow'],
                    [8593, 'upwards arrow'],
                    [8594, 'rightwards arrow'],
                    [8595, 'downwards arrow'],
                    [8596, 'left right arrow'],
                    [8629, 'carriage return'],
                    [8656, 'leftwards double arrow'],
                    [8657, 'upwards double arrow'],
                    [8658, 'rightwards double arrow'],
                    [8659, 'downwards double arrow'],
                    [8660, 'left right double arrow'],
                    [8756, 'therefore'],
                    [8834, 'subset of'],
                    [8835, 'superset of'],
                    [8836, 'not a subset of'],
                    [8838, 'subset of or equal to'],
                    [8839, 'superset of or equal to'],
                    [8853, 'circled plus'],
                    [8855, 'circled times'],
                    [8869, 'perpendicular'],
                    [8901, 'dot operator'],
                    [8968, 'left ceiling'],
                    [8969, 'right ceiling'],
                    [8970, 'left floor'],
                    [8971, 'right floor'],
                    [9001, 'left-pointing angle bracket'],
                    [9002, 'right-pointing angle bracket'],
                    [9674, 'lozenge'],
                    [9824, 'black spade suit'],
                    [9827, 'black club suit'],
                    [9829, 'black heart suit'],
                    [9830, 'black diamond suit'],
                    [8194, 'en space'],
                    [8195, 'em space'],
                    [8201, 'thin space'],
                    [8204, 'zero width non-joiner'],
                    [8205, 'zero width joiner'],
                    [8206, 'left-to-right mark'],
                    [8207, 'right-to-left mark']
                ]
            }
        ];
    };
    const charmapFilter = (charmap) => {
        return global.grep(charmap, (item) => {
            return isArray(item) && item.length === 2;
        });
    };
    const getCharsFromOption = (optionValue) => {
        if (isArray(optionValue)) {
            return charmapFilter(optionValue);
        }
        if (typeof optionValue === 'function') {
            return optionValue();
        }
        return [];
    };
    const extendCharMap = (editor, charmap) => {
        const userCharMap = getCharMap$1(editor);
        if (userCharMap) {
            charmap = [{ name: UserDefined, characters: getCharsFromOption(userCharMap) }];
        }
        const userCharMapAppend = getCharMapAppend(editor);
        if (userCharMapAppend) {
            const userDefinedGroup = global.grep(charmap, (cg) => cg.name === UserDefined);
            if (userDefinedGroup.length) {
                userDefinedGroup[0].characters = [...userDefinedGroup[0].characters, ...getCharsFromOption(userCharMapAppend)];
                return charmap;
            }
            return charmap.concat({ name: UserDefined, characters: getCharsFromOption(userCharMapAppend) });
        }
        return charmap;
    };
    const getCharMap = (editor) => {
        const groups = extendCharMap(editor, getDefaultCharMap());
        return groups.length > 1 ? [
            {
                name: 'All',
                characters: bind(groups, (g) => g.characters)
            }
        ].concat(groups) : groups;
    };

    const get = (editor) => {
        const getCharMap$1 = () => {
            return getCharMap(editor);
        };
        const insertChar$1 = (chr) => {
            insertChar(editor, chr);
        };
        return {
            getCharMap: getCharMap$1,
            insertChar: insertChar$1
        };
    };

    const charMatches = (charCode, name, lowerCasePattern) => {
        if (contains(fromCodePoint(charCode).toLowerCase(), lowerCasePattern)) {
            return true;
        }
        else {
            return contains(name.toLowerCase(), lowerCasePattern) || contains(name.toLowerCase().replace(/\s+/g, ''), lowerCasePattern);
        }
    };
    const scan = (group, pattern) => {
        const matches = [];
        const lowerCasePattern = pattern.toLowerCase();
        each(group.characters, (g) => {
            if (charMatches(g[0], g[1], lowerCasePattern)) {
                matches.push(g);
            }
        });
        return map(matches, (m) => ({
            text: m[1],
            value: fromCodePoint(m[0]),
            icon: fromCodePoint(m[0])
        }));
    };

    const patternName = 'pattern';
    const open = (editor, charMap) => {
        const makeGroupItems = () => [
            {
                label: 'Search',
                type: 'input',
                name: patternName
            },
            {
                type: 'collection',
                name: 'results'
                // TODO TINY-3229 implement collection columns properly
                // columns: 'auto'
            }
        ];
        const makeTabs = () => map(charMap, (charGroup) => ({
            title: charGroup.name,
            name: charGroup.name,
            items: makeGroupItems()
        }));
        const makePanel = () => ({ type: 'panel', items: makeGroupItems() });
        const makeTabPanel = () => ({ type: 'tabpanel', tabs: makeTabs() });
        const currentTab = charMap.length === 1 ? Cell(UserDefined) : Cell('All');
        const scanAndSet = (dialogApi, pattern) => {
            find(charMap, (group) => group.name === currentTab.get()).each((f) => {
                const items = scan(f, pattern);
                dialogApi.setData({
                    results: items
                });
            });
        };
        const SEARCH_DELAY = 40;
        const updateFilter = last((dialogApi) => {
            const pattern = dialogApi.getData().pattern;
            scanAndSet(dialogApi, pattern);
        }, SEARCH_DELAY);
        const body = charMap.length === 1 ? makePanel() : makeTabPanel();
        const initialData = {
            pattern: '',
            results: scan(charMap[0], '')
        };
        const bridgeSpec = {
            title: 'Special Character',
            size: 'normal',
            body,
            buttons: [
                {
                    type: 'cancel',
                    name: 'close',
                    text: 'Close',
                    primary: true
                }
            ],
            initialData,
            onAction: (api, details) => {
                if (details.name === 'results') {
                    insertChar(editor, details.value);
                    api.close();
                }
            },
            onTabChange: (dialogApi, details) => {
                currentTab.set(details.newTabName);
                updateFilter.throttle(dialogApi);
            },
            onChange: (dialogApi, changeData) => {
                if (changeData.name === patternName) {
                    updateFilter.throttle(dialogApi);
                }
            }
        };
        const dialogApi = editor.windowManager.open(bridgeSpec);
        dialogApi.focus(patternName);
    };

    const register$1 = (editor, charMap) => {
        editor.addCommand('mceShowCharmap', () => {
            open(editor, charMap);
        });
    };

    const init = (editor, all) => {
        editor.ui.registry.addAutocompleter('charmap', {
            trigger: ':',
            columns: 'auto',
            minChars: 2,
            fetch: (pattern, _maxResults) => new Promise((resolve, _reject) => {
                resolve(scan(all, pattern));
            }),
            onAction: (autocompleteApi, rng, value) => {
                editor.selection.setRng(rng);
                editor.insertContent(value);
                autocompleteApi.hide();
            }
        });
    };

    const onSetupEditable = (editor) => (api) => {
        const nodeChanged = () => {
            api.setEnabled(editor.selection.isEditable());
        };
        editor.on('NodeChange', nodeChanged);
        nodeChanged();
        return () => {
            editor.off('NodeChange', nodeChanged);
        };
    };
    const register = (editor) => {
        const onAction = () => editor.execCommand('mceShowCharmap');
        editor.ui.registry.addButton('charmap', {
            icon: 'insert-character',
            tooltip: 'Special character',
            onAction,
            onSetup: onSetupEditable(editor)
        });
        editor.ui.registry.addMenuItem('charmap', {
            icon: 'insert-character',
            text: 'Special character...',
            onAction,
            onSetup: onSetupEditable(editor)
        });
    };

    var Plugin = () => {
        global$1.add('charmap', (editor) => {
            register$2(editor);
            const charMap = getCharMap(editor);
            register$1(editor, charMap);
            register(editor);
            init(editor, charMap[0]);
            return get(editor);
        });
    };

    Plugin();
    /** *****
     * DO NOT EXPORT ANYTHING
     *
     * IF YOU DO ROLLUP WILL LEAVE A GLOBAL ON THE PAGE
     *******/

})();
