path: root/wp-includes/js/dist/i18n.js

/******/ (function() { // webpackBootstrap
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/***/ 124:
/***/ (function(module, exports, __webpack_require__) {

var __WEBPACK_AMD_DEFINE_RESULT__;/* global window, exports, define */

!function() {
    'use strict'

    var re = {
        not_string: /[^s]/,
        not_bool: /[^t]/,
        not_type: /[^T]/,
        not_primitive: /[^v]/,
        number: /[diefg]/,
        numeric_arg: /[bcdiefguxX]/,
        json: /[j]/,
        not_json: /[^j]/,
        text: /^[^\x25]+/,
        modulo: /^\x25{2}/,
        placeholder: /^\x25(?:([1-9]\d*)\$|\(([^)]+)\))?(\+)?(0|'[^$])?(-)?(\d+)?(?:\.(\d+))?([b-gijostTuvxX])/,
        key: /^([a-z_][a-z_\d]*)/i,
        key_access: /^\.([a-z_][a-z_\d]*)/i,
        index_access: /^\[(\d+)\]/,
        sign: /^[+-]/
    }

    function sprintf(key) {
        // `arguments` is not an array, but should be fine for this call
        return sprintf_format(sprintf_parse(key), arguments)
    }

    function vsprintf(fmt, argv) {
        return sprintf.apply(null, [fmt].concat(argv || []))
    }

    function sprintf_format(parse_tree, argv) {
        var cursor = 1, tree_length = parse_tree.length, arg, output = '', i, k, ph, pad, pad_character, pad_length, is_positive, sign
        for (i = 0; i < tree_length; i++) {
            if (typeof parse_tree[i] === 'string') {
                output += parse_tree[i]
            }
            else if (typeof parse_tree[i] === 'object') {
                ph = parse_tree[i] // convenience purposes only
                if (ph.keys) { // keyword argument
                    arg = argv[cursor]
                    for (k = 0; k < ph.keys.length; k++) {
                        if (arg == undefined) {
                            throw new Error(sprintf('[sprintf] Cannot access property "%s" of undefined value "%s"', ph.keys[k], ph.keys[k-1]))
                        }
                        arg = arg[ph.keys[k]]
                    }
                }
                else if (ph.param_no) { // positional argument (explicit)
                    arg = argv[ph.param_no]
                }
                else { // positional argument (implicit)
                    arg = argv[cursor++]
                }

                if (re.not_type.test(ph.type) && re.not_primitive.test(ph.type) && arg instanceof Function) {
                    arg = arg()
                }

                if (re.numeric_arg.test(ph.type) && (typeof arg !== 'number' && isNaN(arg))) {
                    throw new TypeError(sprintf('[sprintf] expecting number but found %T', arg))
                }

                if (re.number.test(ph.type)) {
                    is_positive = arg >= 0
                }

                switch (ph.type) {
                    case 'b':
                        arg = parseInt(arg, 10).toString(2)
                        break
                    case 'c':
                        arg = String.fromCharCode(parseInt(arg, 10))
                        break
                    case 'd':
                    case 'i':
                        arg = parseInt(arg, 10)
                        break
                    case 'j':
                        arg = JSON.stringify(arg, null, ph.width ? parseInt(ph.width) : 0)
                        break
                    case 'e':
                        arg = ph.precision ? parseFloat(arg).toExponential(ph.precision) : parseFloat(arg).toExponential()
                        break
                    case 'f':
                        arg = ph.precision ? parseFloat(arg).toFixed(ph.precision) : parseFloat(arg)
                        break
                    case 'g':
                        arg = ph.precision ? String(Number(arg.toPrecision(ph.precision))) : parseFloat(arg)
                        break
                    case 'o':
                        arg = (parseInt(arg, 10) >>> 0).toString(8)
                        break
                    case 's':
                        arg = String(arg)
                        arg = (ph.precision ? arg.substring(0, ph.precision) : arg)
                        break
                    case 't':
                        arg = String(!!arg)
                        arg = (ph.precision ? arg.substring(0, ph.precision) : arg)
                        break
                    case 'T':
                        arg = Object.prototype.toString.call(arg).slice(8, -1).toLowerCase()
                        arg = (ph.precision ? arg.substring(0, ph.precision) : arg)
                        break
                    case 'u':
                        arg = parseInt(arg, 10) >>> 0
                        break
                    case 'v':
                        arg = arg.valueOf()
                        arg = (ph.precision ? arg.substring(0, ph.precision) : arg)
                        break
                    case 'x':
                        arg = (parseInt(arg, 10) >>> 0).toString(16)
                        break
                    case 'X':
                        arg = (parseInt(arg, 10) >>> 0).toString(16).toUpperCase()
                        break
                }
                if (re.json.test(ph.type)) {
                    output += arg
                }
                else {
                    if (re.number.test(ph.type) && (!is_positive || ph.sign)) {
                        sign = is_positive ? '+' : '-'
                        arg = arg.toString().replace(re.sign, '')
                    }
                    else {
                        sign = ''
                    }
                    pad_character = ph.pad_char ? ph.pad_char === '0' ? '0' : ph.pad_char.charAt(1) : ' '
                    pad_length = ph.width - (sign + arg).length
                    pad = ph.width ? (pad_length > 0 ? pad_character.repeat(pad_length) : '') : ''
                    output += ph.align ? sign + arg + pad : (pad_character === '0' ? sign + pad + arg : pad + sign + arg)
                }
            }
        }
        return output
    }

    var sprintf_cache = Object.create(null)

    function sprintf_parse(fmt) {
        if (sprintf_cache[fmt]) {
            return sprintf_cache[fmt]
        }

        var _fmt = fmt, match, parse_tree = [], arg_names = 0
        while (_fmt) {
            if ((match = re.text.exec(_fmt)) !== null) {
                parse_tree.push(match[0])
            }
            else if ((match = re.modulo.exec(_fmt)) !== null) {
                parse_tree.push('%')
            }
            else if ((match = re.placeholder.exec(_fmt)) !== null) {
                if (match[2]) {
                    arg_names |= 1
                    var field_list = [], replacement_field = match[2], field_match = []
                    if ((field_match = re.key.exec(replacement_field)) !== null) {
                        field_list.push(field_match[1])
                        while ((replacement_field = replacement_field.substring(field_match[0].length)) !== '') {
                            if ((field_match = re.key_access.exec(replacement_field)) !== null) {
                                field_list.push(field_match[1])
                            }
                            else if ((field_match = re.index_access.exec(replacement_field)) !== null) {
                                field_list.push(field_match[1])
                            }
                            else {
                                throw new SyntaxError('[sprintf] failed to parse named argument key')
                            }
                        }
                    }
                    else {
                        throw new SyntaxError('[sprintf] failed to parse named argument key')
                    }
                    match[2] = field_list
                }
                else {
                    arg_names |= 2
                }
                if (arg_names === 3) {
                    throw new Error('[sprintf] mixing positional and named placeholders is not (yet) supported')
                }

                parse_tree.push(
                    {
                        placeholder: match[0],
                        param_no:    match[1],
                        keys:        match[2],
                        sign:        match[3],
                        pad_char:    match[4],
                        align:       match[5],
                        width:       match[6],
                        precision:   match[7],
                        type:        match[8]
                    }
                )
            }
            else {
                throw new SyntaxError('[sprintf] unexpected placeholder')
            }
            _fmt = _fmt.substring(match[0].length)
        }
        return sprintf_cache[fmt] = parse_tree
    }

    /**
     * export to either browser or node.js
     */
    /* eslint-disable quote-props */
    if (true) {
        exports.sprintf = sprintf
        exports.vsprintf = vsprintf
    }
    if (typeof window !== 'undefined') {
        window['sprintf'] = sprintf
        window['vsprintf'] = vsprintf

        if (true) {
            !(__WEBPACK_AMD_DEFINE_RESULT__ = (function() {
                return {
                    'sprintf': sprintf,
                    'vsprintf': vsprintf
                }
            }).call(exports, __webpack_require__, exports, module),
		__WEBPACK_AMD_DEFINE_RESULT__ !== undefined && (module.exports = __WEBPACK_AMD_DEFINE_RESULT__))
        }
    }
    /* eslint-enable quote-props */
}(); // eslint-disable-line


/***/ })

/******/ 	});
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/******/ 	var __webpack_module_cache__ = {};
/******/ 	
/******/ 	// The require function
/******/ 	function __webpack_require__(moduleId) {
/******/ 		// Check if module is in cache
/******/ 		var cachedModule = __webpack_module_cache__[moduleId];
/******/ 		if (cachedModule !== undefined) {
/******/ 			return cachedModule.exports;
/******/ 		}
/******/ 		// Create a new module (and put it into the cache)
/******/ 		var module = __webpack_module_cache__[moduleId] = {
/******/ 			// no module.id needed
/******/ 			// no module.loaded needed
/******/ 			exports: {}
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/******/ 		__webpack_modules__[moduleId](module, module.exports, __webpack_require__);
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/******/ 		// getDefaultExport function for compatibility with non-harmony modules
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var __webpack_exports__ = {};
// This entry need to be wrapped in an IIFE because it need to be in strict mode.
!function() {
"use strict";
// ESM COMPAT FLAG
__webpack_require__.r(__webpack_exports__);

// EXPORTS
__webpack_require__.d(__webpack_exports__, {
  __: function() { return /* reexport */ __; },
  _n: function() { return /* reexport */ _n; },
  _nx: function() { return /* reexport */ _nx; },
  _x: function() { return /* reexport */ _x; },
  createI18n: function() { return /* reexport */ createI18n; },
  defaultI18n: function() { return /* reexport */ default_i18n; },
  getLocaleData: function() { return /* reexport */ getLocaleData; },
  hasTranslation: function() { return /* reexport */ hasTranslation; },
  isRTL: function() { return /* reexport */ isRTL; },
  resetLocaleData: function() { return /* reexport */ resetLocaleData; },
  setLocaleData: function() { return /* reexport */ setLocaleData; },
  sprintf: function() { return /* reexport */ sprintf_sprintf; },
  subscribe: function() { return /* reexport */ subscribe; }
});

;// CONCATENATED MODULE: ./node_modules/memize/dist/index.js
/**
 * Memize options object.
 *
 * @typedef MemizeOptions
 *
 * @property {number} [maxSize] Maximum size of the cache.
 */

/**
 * Internal cache entry.
 *
 * @typedef MemizeCacheNode
 *
 * @property {?MemizeCacheNode|undefined} [prev] Previous node.
 * @property {?MemizeCacheNode|undefined} [next] Next node.
 * @property {Array<*>}                   args   Function arguments for cache
 *                                               entry.
 * @property {*}                          val    Function result.
 */

/**
 * Properties of the enhanced function for controlling cache.
 *
 * @typedef MemizeMemoizedFunction
 *
 * @property {()=>void} clear Clear the cache.
 */

/**
 * Accepts a function to be memoized, and returns a new memoized function, with
 * optional options.
 *
 * @template {(...args: any[]) => any} F
 *
 * @param {F}             fn        Function to memoize.
 * @param {MemizeOptions} [options] Options object.
 *
 * @return {((...args: Parameters<F>) => ReturnType<F>) & MemizeMemoizedFunction} Memoized function.
 */
function memize(fn, options) {
	var size = 0;

	/** @type {?MemizeCacheNode|undefined} */
	var head;

	/** @type {?MemizeCacheNode|undefined} */
	var tail;

	options = options || {};

	function memoized(/* ...args */) {
		var node = head,
			len = arguments.length,
			args,
			i;

		searchCache: while (node) {
			// Perform a shallow equality test to confirm that whether the node
			// under test is a candidate for the arguments passed. Two arrays
			// are shallowly equal if their length matches and each entry is
			// strictly equal between the two sets. Avoid abstracting to a
			// function which could incur an arguments leaking deoptimization.

			// Check whether node arguments match arguments length
			if (node.args.length !== arguments.length) {
				node = node.next;
				continue;
			}

			// Check whether node arguments match arguments values
			for (i = 0; i < len; i++) {
				if (node.args[i] !== arguments[i]) {
					node = node.next;
					continue searchCache;
				}
			}

			// At this point we can assume we've found a match

			// Surface matched node to head if not already
			if (node !== head) {
				// As tail, shift to previous. Must only shift if not also
				// head, since if both head and tail, there is no previous.
				if (node === tail) {
					tail = node.prev;
				}

				// Adjust siblings to point to each other. If node was tail,
				// this also handles new tail's empty `next` assignment.
				/** @type {MemizeCacheNode} */ (node.prev).next = node.next;
				if (node.next) {
					node.next.prev = node.prev;
				}

				node.next = head;
				node.prev = null;
				/** @type {MemizeCacheNode} */ (head).prev = node;
				head = node;
			}

			// Return immediately
			return node.val;
		}

		// No cached value found. Continue to insertion phase:

		// Create a copy of arguments (avoid leaking deoptimization)
		args = new Array(len);
		for (i = 0; i < len; i++) {
			args[i] = arguments[i];
		}

		node = {
			args: args,

			// Generate the result from original function
			val: fn.apply(null, args),
		};

		// Don't need to check whether node is already head, since it would
		// have been returned above already if it was

		// Shift existing head down list
		if (head) {
			head.prev = node;
			node.next = head;
		} else {
			// If no head, follows that there's no tail (at initial or reset)
			tail = node;
		}

		// Trim tail if we're reached max size and are pending cache insertion
		if (size === /** @type {MemizeOptions} */ (options).maxSize) {
			tail = /** @type {MemizeCacheNode} */ (tail).prev;
			/** @type {MemizeCacheNode} */ (tail).next = null;
		} else {
			size++;
		}

		head = node;

		return node.val;
	}

	memoized.clear = function () {
		head = null;
		tail = null;
		size = 0;
	};

	// Ignore reason: There's not a clear solution to create an intersection of
	// the function with additional properties, where the goal is to retain the
	// function signature of the incoming argument and add control properties
	// on the return value.

	// @ts-ignore
	return memoized;
}



// EXTERNAL MODULE: ./node_modules/sprintf-js/src/sprintf.js
var sprintf = __webpack_require__(124);
var sprintf_default = /*#__PURE__*/__webpack_require__.n(sprintf);
;// CONCATENATED MODULE: ./node_modules/@wordpress/i18n/build-module/sprintf.js
/**
 * External dependencies
 */



/**
 * Log to console, once per message; or more precisely, per referentially equal
 * argument set. Because Jed throws errors, we log these to the console instead
 * to avoid crashing the application.
 *
 * @param {...*} args Arguments to pass to `console.error`
 */
const logErrorOnce = memize(console.error); // eslint-disable-line no-console

/**
 * Returns a formatted string. If an error occurs in applying the format, the
 * original format string is returned.
 *
 * @param {string} format The format of the string to generate.
 * @param {...*}   args   Arguments to apply to the format.
 *
 * @see https://www.npmjs.com/package/sprintf-js
 *
 * @return {string} The formatted string.
 */
function sprintf_sprintf(format, ...args) {
  try {
    return sprintf_default().sprintf(format, ...args);
  } catch (error) {
    if (error instanceof Error) {
      logErrorOnce('sprintf error: \n\n' + error.toString());
    }
    return format;
  }
}

;// CONCATENATED MODULE: ./node_modules/@tannin/postfix/index.js
var PRECEDENCE, OPENERS, TERMINATORS, PATTERN;

/**
 * Operator precedence mapping.
 *
 * @type {Object}
 */
PRECEDENCE = {
	'(': 9,
	'!': 8,
	'*': 7,
	'/': 7,
	'%': 7,
	'+': 6,
	'-': 6,
	'<': 5,
	'<=': 5,
	'>': 5,
	'>=': 5,
	'==': 4,
	'!=': 4,
	'&&': 3,
	'||': 2,
	'?': 1,
	'?:': 1,
};

/**
 * Characters which signal pair opening, to be terminated by terminators.
 *
 * @type {string[]}
 */
OPENERS = [ '(', '?' ];

/**
 * Characters which signal pair termination, the value an array with the
 * opener as its first member. The second member is an optional operator
 * replacement to push to the stack.
 *
 * @type {string[]}
 */
TERMINATORS = {
	')': [ '(' ],
	':': [ '?', '?:' ],
};

/**
 * Pattern matching operators and openers.
 *
 * @type {RegExp}
 */
PATTERN = /<=|>=|==|!=|&&|\|\||\?:|\(|!|\*|\/|%|\+|-|<|>|\?|\)|:/;

/**
 * Given a C expression, returns the equivalent postfix (Reverse Polish)
 * notation terms as an array.
 *
 * If a postfix string is desired, simply `.join( ' ' )` the result.
 *
 * @example
 *
 * ```js
 * import postfix from '@tannin/postfix';
 *
 * postfix( 'n > 1' );
 * // ⇒ [ 'n', '1', '>' ]
 * ```
 *
 * @param {string} expression C expression.
 *
 * @return {string[]} Postfix terms.
 */
function postfix( expression ) {
	var terms = [],
		stack = [],
		match, operator, term, element;

	while ( ( match = expression.match( PATTERN ) ) ) {
		operator = match[ 0 ];

		// Term is the string preceding the operator match. It may contain
		// whitespace, and may be empty (if operator is at beginning).
		term = expression.substr( 0, match.index ).trim();
		if ( term ) {
			terms.push( term );
		}

		while ( ( element = stack.pop() ) ) {
			if ( TERMINATORS[ operator ] ) {
				if ( TERMINATORS[ operator ][ 0 ] === element ) {
					// Substitution works here under assumption that because
					// the assigned operator will no longer be a terminator, it
					// will be pushed to the stack during the condition below.
					operator = TERMINATORS[ operator ][ 1 ] || operator;
					break;
				}
			} else if ( OPENERS.indexOf( element ) >= 0 || PRECEDENCE[ element ] < PRECEDENCE[ operator ] ) {
				// Push to stack if either an opener or when pop reveals an
				// element of lower precedence.
				stack.push( element );
				break;
			}

			// For each popped from stack, push to terms.
			terms.push( element );
		}

		if ( ! TERMINATORS[ operator ] ) {
			stack.push( operator );
		}

		// Slice matched fragment from expression to continue match.
		expression = expression.substr( match.index + operator.length );
	}

	// Push remainder of operand, if exists, to terms.
	expression = expression.trim();
	if ( expression ) {
		terms.push( expression );
	}

	// Pop remaining items from stack into terms.
	return terms.concat( stack.reverse() );
}

;// CONCATENATED MODULE: ./node_modules/@tannin/evaluate/index.js
/**
 * Operator callback functions.
 *
 * @type {Object}
 */
var OPERATORS = {
	'!': function( a ) {
		return ! a;
	},
	'*': function( a, b ) {
		return a * b;
	},
	'/': function( a, b ) {
		return a / b;
	},
	'%': function( a, b ) {
		return a % b;
	},
	'+': function( a, b ) {
		return a + b;
	},
	'-': function( a, b ) {
		return a - b;
	},
	'<': function( a, b ) {
		return a < b;
	},
	'<=': function( a, b ) {
		return a <= b;
	},
	'>': function( a, b ) {
		return a > b;
	},
	'>=': function( a, b ) {
		return a >= b;
	},
	'==': function( a, b ) {
		return a === b;
	},
	'!=': function( a, b ) {
		return a !== b;
	},
	'&&': function( a, b ) {
		return a && b;
	},
	'||': function( a, b ) {
		return a || b;
	},
	'?:': function( a, b, c ) {
		if ( a ) {
			throw b;
		}

		return c;
	},
};

/**
 * Given an array of postfix terms and operand variables, returns the result of
 * the postfix evaluation.
 *
 * @example
 *
 * ```js
 * import evaluate from '@tannin/evaluate';
 *
 * // 3 + 4 * 5 / 6 ⇒ '3 4 5 * 6 / +'
 * const terms = [ '3', '4', '5', '*', '6', '/', '+' ];
 *
 * evaluate( terms, {} );
 * // ⇒ 6.333333333333334
 * ```
 *
 * @param {string[]} postfix   Postfix terms.
 * @param {Object}   variables Operand variables.
 *
 * @return {*} Result of evaluation.
 */
function evaluate( postfix, variables ) {
	var stack = [],
		i, j, args, getOperatorResult, term, value;

	for ( i = 0; i < postfix.length; i++ ) {
		term = postfix[ i ];

		getOperatorResult = OPERATORS[ term ];
		if ( getOperatorResult ) {
			// Pop from stack by number of function arguments.
			j = getOperatorResult.length;
			args = Array( j );
			while ( j-- ) {
				args[ j ] = stack.pop();
			}

			try {
				value = getOperatorResult.apply( null, args );
			} catch ( earlyReturn ) {
				return earlyReturn;
			}
		} else if ( variables.hasOwnProperty( term ) ) {
			value = variables[ term ];
		} else {
			value = +term;
		}

		stack.push( value );
	}

	return stack[ 0 ];
}

;// CONCATENATED MODULE: ./node_modules/@tannin/compile/index.js



/**
 * Given a C expression, returns a function which can be called to evaluate its
 * result.
 *
 * @example
 *
 * ```js
 * import compile from '@tannin/compile';
 *
 * const evaluate = compile( 'n > 1' );
 *
 * evaluate( { n: 2 } );
 * // ⇒ true
 * ```
 *
 * @param {string} expression C expression.
 *
 * @return {(variables?:{[variable:string]:*})=>*} Compiled evaluator.
 */
function compile( expression ) {
	var terms = postfix( expression );

	return function( variables ) {
		return evaluate( terms, variables );
	};
}

;// CONCATENATED MODULE: ./node_modules/@tannin/plural-forms/index.js


/**
 * Given a C expression, returns a function which, when called with a value,
 * evaluates the result with the value assumed to be the "n" variable of the
 * expression. The result will be coerced to its numeric equivalent.
 *
 * @param {string} expression C expression.
 *
 * @return {Function} Evaluator function.
 */
function pluralForms( expression ) {
	var evaluate = compile( expression );

	return function( n ) {
		return +evaluate( { n: n } );
	};
}

;// CONCATENATED MODULE: ./node_modules/tannin/index.js


/**
 * Tannin constructor options.
 *
 * @typedef {Object} TanninOptions
 *
 * @property {string}   [contextDelimiter] Joiner in string lookup with context.
 * @property {Function} [onMissingKey]     Callback to invoke when key missing.
 */

/**
 * Domain metadata.
 *
 * @typedef {Object} TanninDomainMetadata
 *
 * @property {string}            [domain]       Domain name.
 * @property {string}            [lang]         Language code.
 * @property {(string|Function)} [plural_forms] Plural forms expression or
 *                                              function evaluator.
 */

/**
 * Domain translation pair respectively representing the singular and plural
 * translation.
 *
 * @typedef {[string,string]} TanninTranslation
 */

/**
 * Locale data domain. The key is used as reference for lookup, the value an
 * array of two string entries respectively representing the singular and plural
 * translation.
 *
 * @typedef {{[key:string]:TanninDomainMetadata|TanninTranslation,'':TanninDomainMetadata|TanninTranslation}} TanninLocaleDomain
 */

/**
 * Jed-formatted locale data.
 *
 * @see http://messageformat.github.io/Jed/
 *
 * @typedef {{[domain:string]:TanninLocaleDomain}} TanninLocaleData
 */

/**
 * Default Tannin constructor options.
 *
 * @type {TanninOptions}
 */
var DEFAULT_OPTIONS = {
	contextDelimiter: '\u0004',
	onMissingKey: null,
};

/**
 * Given a specific locale data's config `plural_forms` value, returns the
 * expression.
 *
 * @example
 *
 * ```
 * getPluralExpression( 'nplurals=2; plural=(n != 1);' ) === '(n != 1)'
 * ```
 *
 * @param {string} pf Locale data plural forms.
 *
 * @return {string} Plural forms expression.
 */
function getPluralExpression( pf ) {
	var parts, i, part;

	parts = pf.split( ';' );

	for ( i = 0; i < parts.length; i++ ) {
		part = parts[ i ].trim();
		if ( part.indexOf( 'plural=' ) === 0 ) {
			return part.substr( 7 );
		}
	}
}

/**
 * Tannin constructor.
 *
 * @class
 *
 * @param {TanninLocaleData} data      Jed-formatted locale data.
 * @param {TanninOptions}    [options] Tannin options.
 */
function Tannin( data, options ) {
	var key;

	/**
	 * Jed-formatted locale data.
	 *
	 * @name Tannin#data
	 * @type {TanninLocaleData}
	 */
	this.data = data;

	/**
	 * Plural forms function cache, keyed by plural forms string.
	 *
	 * @name Tannin#pluralForms
	 * @type {Object<string,Function>}
	 */
	this.pluralForms = {};

	/**
	 * Effective options for instance, including defaults.
	 *
	 * @name Tannin#options
	 * @type {TanninOptions}
	 */
	this.options = {};

	for ( key in DEFAULT_OPTIONS ) {
		this.options[ key ] = options !== undefined && key in options
			? options[ key ]
			: DEFAULT_OPTIONS[ key ];
	}
}

/**
 * Returns the plural form index for the given domain and value.
 *
 * @param {string} domain Domain on which to calculate plural form.
 * @param {number} n      Value for which plural form is to be calculated.
 *
 * @return {number} Plural form index.
 */
Tannin.prototype.getPluralForm = function( domain, n ) {
	var getPluralForm = this.pluralForms[ domain ],
		config, plural, pf;

	if ( ! getPluralForm ) {
		config = this.data[ domain ][ '' ];

		pf = (
			config[ 'Plural-Forms' ] ||
			config[ 'plural-forms' ] ||
			// Ignore reason: As known, there's no way to document the empty
			// string property on a key to guarantee this as metadata.
			// @ts-ignore
			config.plural_forms
		);

		if ( typeof pf !== 'function' ) {
			plural = getPluralExpression(
				config[ 'Plural-Forms' ] ||
				config[ 'plural-forms' ] ||
				// Ignore reason: As known, there's no way to document the empty
				// string property on a key to guarantee this as metadata.
				// @ts-ignore
				config.plural_forms
			);

			pf = pluralForms( plural );
		}

		getPluralForm = this.pluralForms[ domain ] = pf;
	}

	return getPluralForm( n );
};

/**
 * Translate a string.
 *
 * @param {string}      domain   Translation domain.
 * @param {string|void} context  Context distinguishing terms of the same name.
 * @param {string}      singular Primary key for translation lookup.
 * @param {string=}     plural   Fallback value used for non-zero plural
 *                               form index.
 * @param {number=}     n        Value to use in calculating plural form.
 *
 * @return {string} Translated string.
 */
Tannin.prototype.dcnpgettext = function( domain, context, singular, plural, n ) {
	var index, key, entry;

	if ( n === undefined ) {
		// Default to singular.
		index = 0;
	} else {
		// Find index by evaluating plural form for value.
		index = this.getPluralForm( domain, n );
	}

	key = singular;

	// If provided, context is prepended to key with delimiter.
	if ( context ) {
		key = context + this.options.contextDelimiter + singular;
	}

	entry = this.data[ domain ][ key ];

	// Verify not only that entry exists, but that the intended index is within
	// range and non-empty.
	if ( entry && entry[ index ] ) {
		return entry[ index ];
	}

	if ( this.options.onMissingKey ) {
		this.options.onMissingKey( singular, domain );
	}

	// If entry not found, fall back to singular vs. plural with zero index
	// representing the singular value.
	return index === 0 ? singular : plural;
};

;// CONCATENATED MODULE: ./node_modules/@wordpress/i18n/build-module/create-i18n.js
/**
 * External dependencies
 */


/**
 * @typedef {Record<string,any>} LocaleData
 */

/**
 * Default locale data to use for Tannin domain when not otherwise provided.
 * Assumes an English plural forms expression.
 *
 * @type {LocaleData}
 */
const DEFAULT_LOCALE_DATA = {
  '': {
    /** @param {number} n */
    plural_forms(n) {
      return n === 1 ? 0 : 1;
    }
  }
};

/*
 * Regular expression that matches i18n hooks like `i18n.gettext`, `i18n.ngettext`,
 * `i18n.gettext_domain` or `i18n.ngettext_with_context` or `i18n.has_translation`.
 */
const I18N_HOOK_REGEXP = /^i18n\.(n?gettext|has_translation)(_|$)/;

/**
 * @typedef {(domain?: string) => LocaleData} GetLocaleData
 *
 * Returns locale data by domain in a
 * Jed-formatted JSON object shape.
 *
 * @see http://messageformat.github.io/Jed/
 */
/**
 * @typedef {(data?: LocaleData, domain?: string) => void} SetLocaleData
 *
 * Merges locale data into the Tannin instance by domain. Note that this
 * function will overwrite the domain configuration. Accepts data in a
 * Jed-formatted JSON object shape.
 *
 * @see http://messageformat.github.io/Jed/
 */
/**
 * @typedef {(data?: LocaleData, domain?: string) => void} AddLocaleData
 *
 * Merges locale data into the Tannin instance by domain. Note that this
 * function will also merge the domain configuration. Accepts data in a
 * Jed-formatted JSON object shape.
 *
 * @see http://messageformat.github.io/Jed/
 */
/**
 * @typedef {(data?: LocaleData, domain?: string) => void} ResetLocaleData
 *
 * Resets all current Tannin instance locale data and sets the specified
 * locale data for the domain. Accepts data in a Jed-formatted JSON object shape.
 *
 * @see http://messageformat.github.io/Jed/
 */
/** @typedef {() => void} SubscribeCallback */
/** @typedef {() => void} UnsubscribeCallback */
/**
 * @typedef {(callback: SubscribeCallback) => UnsubscribeCallback} Subscribe
 *
 * Subscribes to changes of locale data
 */
/**
 * @typedef {(domain?: string) => string} GetFilterDomain
 * Retrieve the domain to use when calling domain-specific filters.
 */
/**
 * @typedef {(text: string, domain?: string) => string} __
 *
 * Retrieve the translation of text.
 *
 * @see https://developer.wordpress.org/reference/functions/__/
 */
/**
 * @typedef {(text: string, context: string, domain?: string) => string} _x
 *
 * Retrieve translated string with gettext context.
 *
 * @see https://developer.wordpress.org/reference/functions/_x/
 */
/**
 * @typedef {(single: string, plural: string, number: number, domain?: string) => string} _n
 *
 * Translates and retrieves the singular or plural form based on the supplied
 * number.
 *
 * @see https://developer.wordpress.org/reference/functions/_n/
 */
/**
 * @typedef {(single: string, plural: string, number: number, context: string, domain?: string) => string} _nx
 *
 * Translates and retrieves the singular or plural form based on the supplied
 * number, with gettext context.
 *
 * @see https://developer.wordpress.org/reference/functions/_nx/
 */
/**
 * @typedef {() => boolean} IsRtl
 *
 * Check if current locale is RTL.
 *
 * **RTL (Right To Left)** is a locale property indicating that text is written from right to left.
 * For example, the `he` locale (for Hebrew) specifies right-to-left. Arabic (ar) is another common
 * language written RTL. The opposite of RTL, LTR (Left To Right) is used in other languages,
 * including English (`en`, `en-US`, `en-GB`, etc.), Spanish (`es`), and French (`fr`).
 */
/**
 * @typedef {(single: string, context?: string, domain?: string) => boolean} HasTranslation
 *
 * Check if there is a translation for a given string in singular form.
 */
/** @typedef {import('@wordpress/hooks').Hooks} Hooks */

/**
 * An i18n instance
 *
 * @typedef I18n
 * @property {GetLocaleData}   getLocaleData   Returns locale data by domain in a Jed-formatted JSON object shape.
 * @property {SetLocaleData}   setLocaleData   Merges locale data into the Tannin instance by domain. Note that this
 *                                             function will overwrite the domain configuration. Accepts data in a
 *                                             Jed-formatted JSON object shape.
 * @property {AddLocaleData}   addLocaleData   Merges locale data into the Tannin instance by domain. Note that this
 *                                             function will also merge the domain configuration. Accepts data in a
 *                                             Jed-formatted JSON object shape.
 * @property {ResetLocaleData} resetLocaleData Resets all current Tannin instance locale data and sets the specified
 *                                             locale data for the domain. Accepts data in a Jed-formatted JSON object shape.
 * @property {Subscribe}       subscribe       Subscribes to changes of Tannin locale data.
 * @property {__}              __              Retrieve the translation of text.
 * @property {_x}              _x              Retrieve translated string with gettext context.
 * @property {_n}              _n              Translates and retrieves the singular or plural form based on the supplied
 *                                             number.
 * @property {_nx}             _nx             Translates and retrieves the singular or plural form based on the supplied
 *                                             number, with gettext context.
 * @property {IsRtl}           isRTL           Check if current locale is RTL.
 * @property {HasTranslation}  hasTranslation  Check if there is a translation for a given string.
 */

/**
 * Create an i18n instance
 *
 * @param {LocaleData} [initialData]   Locale data configuration.
 * @param {string}     [initialDomain] Domain for which configuration applies.
 * @param {Hooks}      [hooks]         Hooks implementation.
 *
 * @return {I18n} I18n instance.
 */
const createI18n = (initialData, initialDomain, hooks) => {
  /**
   * The underlying instance of Tannin to which exported functions interface.
   *
   * @type {Tannin}
   */
  const tannin = new Tannin({});
  const listeners = new Set();
  const notifyListeners = () => {
    listeners.forEach(listener => listener());
  };

  /**
   * Subscribe to changes of locale data.
   *
   * @param {SubscribeCallback} callback Subscription callback.
   * @return {UnsubscribeCallback} Unsubscribe callback.
   */
  const subscribe = callback => {
    listeners.add(callback);
    return () => listeners.delete(callback);
  };

  /** @type {GetLocaleData} */
  const getLocaleData = (domain = 'default') => tannin.data[domain];

  /**
   * @param {LocaleData} [data]
   * @param {string}     [domain]
   */
  const doSetLocaleData = (data, domain = 'default') => {
    tannin.data[domain] = {
      ...tannin.data[domain],
      ...data
    };

    // Populate default domain configuration (supported locale date which omits
    // a plural forms expression).
    tannin.data[domain][''] = {
      ...DEFAULT_LOCALE_DATA[''],
      ...tannin.data[domain]?.['']
    };

    // Clean up cached plural forms functions cache as it might be updated.
    delete tannin.pluralForms[domain];
  };

  /** @type {SetLocaleData} */
  const setLocaleData = (data, domain) => {
    doSetLocaleData(data, domain);
    notifyListeners();
  };

  /** @type {AddLocaleData} */
  const addLocaleData = (data, domain = 'default') => {
    tannin.data[domain] = {
      ...tannin.data[domain],
      ...data,
      // Populate default domain configuration (supported locale date which omits
      // a plural forms expression).
      '': {
        ...DEFAULT_LOCALE_DATA[''],
        ...tannin.data[domain]?.[''],
        ...data?.['']
      }
    };

    // Clean up cached plural forms functions cache as it might be updated.
    delete tannin.pluralForms[domain];
    notifyListeners();
  };

  /** @type {ResetLocaleData} */
  const resetLocaleData = (data, domain) => {
    // Reset all current Tannin locale data.
    tannin.data = {};

    // Reset cached plural forms functions cache.
    tannin.pluralForms = {};
    setLocaleData(data, domain);
  };

  /**
   * Wrapper for Tannin's `dcnpgettext`. Populates default locale data if not
   * otherwise previously assigned.
   *
   * @param {string|undefined} domain   Domain to retrieve the translated text.
   * @param {string|undefined} context  Context information for the translators.
   * @param {string}           single   Text to translate if non-plural. Used as
   *                                    fallback return value on a caught error.
   * @param {string}           [plural] The text to be used if the number is
   *                                    plural.
   * @param {number}           [number] The number to compare against to use
   *                                    either the singular or plural form.
   *
   * @return {string} The translated string.
   */
  const dcnpgettext = (domain = 'default', context, single, plural, number) => {
    if (!tannin.data[domain]) {
      // Use `doSetLocaleData` to set silently, without notifying listeners.
      doSetLocaleData(undefined, domain);
    }
    return tannin.dcnpgettext(domain, context, single, plural, number);
  };

  /** @type {GetFilterDomain} */
  const getFilterDomain = (domain = 'default') => domain;

  /** @type {__} */
  const __ = (text, domain) => {
    let translation = dcnpgettext(domain, undefined, text);
    if (!hooks) {
      return translation;
    }

    /**
     * Filters text with its translation.
     *
     * @param {string} translation Translated text.
     * @param {string} text        Text to translate.
     * @param {string} domain      Text domain. Unique identifier for retrieving translated strings.
     */
    translation = /** @type {string} */
    /** @type {*} */hooks.applyFilters('i18n.gettext', translation, text, domain);
    return (/** @type {string} */
      /** @type {*} */hooks.applyFilters('i18n.gettext_' + getFilterDomain(domain), translation, text, domain)
    );
  };

  /** @type {_x} */
  const _x = (text, context, domain) => {
    let translation = dcnpgettext(domain, context, text);
    if (!hooks) {
      return translation;
    }

    /**
     * Filters text with its translation based on context information.
     *
     * @param {string} translation Translated text.
     * @param {string} text        Text to translate.
     * @param {string} context     Context information for the translators.
     * @param {string} domain      Text domain. Unique identifier for retrieving translated strings.
     */
    translation = /** @type {string} */
    /** @type {*} */hooks.applyFilters('i18n.gettext_with_context', translation, text, context, domain);
    return (/** @type {string} */
      /** @type {*} */hooks.applyFilters('i18n.gettext_with_context_' + getFilterDomain(domain), translation, text, context, domain)
    );
  };

  /** @type {_n} */
  const _n = (single, plural, number, domain) => {
    let translation = dcnpgettext(domain, undefined, single, plural, number);
    if (!hooks) {
      return translation;
    }

    /**
     * Filters the singular or plural form of a string.
     *
     * @param {string} translation Translated text.
     * @param {string} single      The text to be used if the number is singular.
     * @param {string} plural      The text to be used if the number is plural.
     * @param {string} number      The number to compare against to use either the singular or plural form.
     * @param {string} domain      Text domain. Unique identifier for retrieving translated strings.
     */
    translation = /** @type {string} */
    /** @type {*} */hooks.applyFilters('i18n.ngettext', translation, single, plural, number, domain);
    return (/** @type {string} */
      /** @type {*} */hooks.applyFilters('i18n.ngettext_' + getFilterDomain(domain), translation, single, plural, number, domain)
    );
  };

  /** @type {_nx} */
  const _nx = (single, plural, number, context, domain) => {
    let translation = dcnpgettext(domain, context, single, plural, number);
    if (!hooks) {
      return translation;
    }

    /**
     * Filters the singular or plural form of a string with gettext context.
     *
     * @param {string} translation Translated text.
     * @param {string} single      The text to be used if the number is singular.
     * @param {string} plural      The text to be used if the number is plural.
     * @param {string} number      The number to compare against to use either the singular or plural form.
     * @param {string} context     Context information for the translators.
     * @param {string} domain      Text domain. Unique identifier for retrieving translated strings.
     */
    translation = /** @type {string} */
    /** @type {*} */hooks.applyFilters('i18n.ngettext_with_context', translation, single, plural, number, context, domain);
    return (/** @type {string} */
      /** @type {*} */hooks.applyFilters('i18n.ngettext_with_context_' + getFilterDomain(domain), translation, single, plural, number, context, domain)
    );
  };

  /** @type {IsRtl} */
  const isRTL = () => {
    return 'rtl' === _x('ltr', 'text direction');
  };

  /** @type {HasTranslation} */
  const hasTranslation = (single, context, domain) => {
    const key = context ? context + '\u0004' + single : single;
    let result = !!tannin.data?.[domain !== null && domain !== void 0 ? domain : 'default']?.[key];
    if (hooks) {
      /**
       * Filters the presence of a translation in the locale data.
       *
       * @param {boolean} hasTranslation Whether the translation is present or not..
       * @param {string}  single         The singular form of the translated text (used as key in locale data)
       * @param {string}  context        Context information for the translators.
       * @param {string}  domain         Text domain. Unique identifier for retrieving translated strings.
       */
      result = /** @type { boolean } */
      /** @type {*} */hooks.applyFilters('i18n.has_translation', result, single, context, domain);
      result = /** @type { boolean } */
      /** @type {*} */hooks.applyFilters('i18n.has_translation_' + getFilterDomain(domain), result, single, context, domain);
    }
    return result;
  };
  if (initialData) {
    setLocaleData(initialData, initialDomain);
  }
  if (hooks) {
    /**
     * @param {string} hookName
     */
    const onHookAddedOrRemoved = hookName => {
      if (I18N_HOOK_REGEXP.test(hookName)) {
        notifyListeners();
      }
    };
    hooks.addAction('hookAdded', 'core/i18n', onHookAddedOrRemoved);
    hooks.addAction('hookRemoved', 'core/i18n', onHookAddedOrRemoved);
  }
  return {
    getLocaleData,
    setLocaleData,
    addLocaleData,
    resetLocaleData,
    subscribe,
    __,
    _x,
    _n,
    _nx,
    isRTL,
    hasTranslation
  };
};

;// CONCATENATED MODULE: external ["wp","hooks"]
var external_wp_hooks_namespaceObject = window["wp"]["hooks"];
;// CONCATENATED MODULE: ./node_modules/@wordpress/i18n/build-module/default-i18n.js
/**
 * Internal dependencies
 */


/**
 * WordPress dependencies
 */

const i18n = createI18n(undefined, undefined, external_wp_hooks_namespaceObject.defaultHooks);

/**
 * Default, singleton instance of `I18n`.
 */
/* harmony default export */ var default_i18n = (i18n);

/*
 * Comments in this file are duplicated from ./i18n due to
 * https://github.com/WordPress/gutenberg/pull/20318#issuecomment-590837722
 */

/**
 * @typedef {import('./create-i18n').LocaleData} LocaleData
 * @typedef {import('./create-i18n').SubscribeCallback} SubscribeCallback
 * @typedef {import('./create-i18n').UnsubscribeCallback} UnsubscribeCallback
 */

/**
 * Returns locale data by domain in a Jed-formatted JSON object shape.
 *
 * @see http://messageformat.github.io/Jed/
 *
 * @param {string} [domain] Domain for which to get the data.
 * @return {LocaleData} Locale data.
 */
const getLocaleData = i18n.getLocaleData.bind(i18n);

/**
 * Merges locale data into the Tannin instance by domain. Accepts data in a
 * Jed-formatted JSON object shape.
 *
 * @see http://messageformat.github.io/Jed/
 *
 * @param {LocaleData} [data]   Locale data configuration.
 * @param {string}     [domain] Domain for which configuration applies.
 */
const setLocaleData = i18n.setLocaleData.bind(i18n);

/**
 * Resets all current Tannin instance locale data and sets the specified
 * locale data for the domain. Accepts data in a Jed-formatted JSON object shape.
 *
 * @see http://messageformat.github.io/Jed/
 *
 * @param {LocaleData} [data]   Locale data configuration.
 * @param {string}     [domain] Domain for which configuration applies.
 */
const resetLocaleData = i18n.resetLocaleData.bind(i18n);

/**
 * Subscribes to changes of locale data
 *
 * @param {SubscribeCallback} callback Subscription callback
 * @return {UnsubscribeCallback} Unsubscribe callback
 */
const subscribe = i18n.subscribe.bind(i18n);

/**
 * Retrieve the translation of text.
 *
 * @see https://developer.wordpress.org/reference/functions/__/
 *
 * @param {string} text     Text to translate.
 * @param {string} [domain] Domain to retrieve the translated text.
 *
 * @return {string} Translated text.
 */
const __ = i18n.__.bind(i18n);

/**
 * Retrieve translated string with gettext context.
 *
 * @see https://developer.wordpress.org/reference/functions/_x/
 *
 * @param {string} text     Text to translate.
 * @param {string} context  Context information for the translators.
 * @param {string} [domain] Domain to retrieve the translated text.
 *
 * @return {string} Translated context string without pipe.
 */
const _x = i18n._x.bind(i18n);

/**
 * Translates and retrieves the singular or plural form based on the supplied
 * number.
 *
 * @see https://developer.wordpress.org/reference/functions/_n/
 *
 * @param {string} single   The text to be used if the number is singular.
 * @param {string} plural   The text to be used if the number is plural.
 * @param {number} number   The number to compare against to use either the
 *                          singular or plural form.
 * @param {string} [domain] Domain to retrieve the translated text.
 *
 * @return {string} The translated singular or plural form.
 */
const _n = i18n._n.bind(i18n);

/**
 * Translates and retrieves the singular or plural form based on the supplied
 * number, with gettext context.
 *
 * @see https://developer.wordpress.org/reference/functions/_nx/
 *
 * @param {string} single   The text to be used if the number is singular.
 * @param {string} plural   The text to be used if the number is plural.
 * @param {number} number   The number to compare against to use either the
 *                          singular or plural form.
 * @param {string} context  Context information for the translators.
 * @param {string} [domain] Domain to retrieve the translated text.
 *
 * @return {string} The translated singular or plural form.
 */
const _nx = i18n._nx.bind(i18n);

/**
 * Check if current locale is RTL.
 *
 * **RTL (Right To Left)** is a locale property indicating that text is written from right to left.
 * For example, the `he` locale (for Hebrew) specifies right-to-left. Arabic (ar) is another common
 * language written RTL. The opposite of RTL, LTR (Left To Right) is used in other languages,
 * including English (`en`, `en-US`, `en-GB`, etc.), Spanish (`es`), and French (`fr`).
 *
 * @return {boolean} Whether locale is RTL.
 */
const isRTL = i18n.isRTL.bind(i18n);

/**
 * Check if there is a translation for a given string (in singular form).
 *
 * @param {string} single    Singular form of the string to look up.
 * @param {string} [context] Context information for the translators.
 * @param {string} [domain]  Domain to retrieve the translated text.
 * @return {boolean} Whether the translation exists or not.
 */
const hasTranslation = i18n.hasTranslation.bind(i18n);

;// CONCATENATED MODULE: ./node_modules/@wordpress/i18n/build-module/index.js




}();
(window.wp = window.wp || {}).i18n = __webpack_exports__;
/******/ })()
;