var n = {};
n.endsWithChar = function ends_with_char(e, n) {
	return n.length > 1 ? n.indexOf(e.slice(-1)) > -1 : e.slice(-1) === n;
};
n.endsWith = function ends_with(e, n) {
	return e.slice(e.length - n.length) === n;
};
var i = {};
var t;
var r = [
	'al',
	'adj',
	'assn',
	'Ave',
	'BSc',
	'MSc',
	'Cell',
	'Ch',
	'Co',
	'cc',
	'Corp',
	'Dem',
	'Dept',
	'ed',
	'eg',
	'Eq',
	'Eqs',
	'est',
	'est',
	'etc',
	'Ex',
	'ext',
	'Fig',
	'fig',
	'Figs',
	'figs',
	'i.e',
	'ie',
	'Inc',
	'inc',
	'Jan',
	'Feb',
	'Mar',
	'Apr',
	'Jun',
	'Jul',
	'Aug',
	'Sep',
	'Sept',
	'Oct',
	'Nov',
	'Dec',
	'jr',
	'mi',
	'Miss',
	'Mrs',
	'Mr',
	'Ms',
	'Mol',
	'mt',
	'mts',
	'no',
	'Nos',
	'PhD',
	'MD',
	'BA',
	'MA',
	'MM',
	'pl',
	'pop',
	'pp',
	'Prof',
	'Dr',
	'pt',
	'Ref',
	'Refs',
	'Rep',
	'repr',
	'rev',
	'Sec',
	'Secs',
	'Sgt',
	'Col',
	'Gen',
	'Rep',
	'Sen',
	'Gov',
	'Lt',
	'Maj',
	'Capt',
	'St',
	'Sr',
	'sr',
	'Jr',
	'jr',
	'Rev',
	'Sun',
	'Mon',
	'Tu',
	'Tue',
	'Tues',
	'Wed',
	'Th',
	'Thu',
	'Thur',
	'Thurs',
	'Fri',
	'Sat',
	'trans',
	'Univ',
	'Viz',
	'Vol',
	'vs',
	'v',
];
i.setAbbreviations = function (e) {
	t = e || r;
};
var s = (i.isCapitalized = function (e) {
	return /^[A-Z][a-z].*/.test(e) || a(e);
});
i.isSentenceStarter = function (e) {
	return s(e) || /``|"|'/.test(e.substring(0, 2));
};
i.isCommonAbbreviation = function (e) {
	var n = e.replace(/[-'`~!@#$%^&*()_|+=?;:'",.<>\{\}\[\]\\\/]/gi, '');
	return ~t.indexOf(n);
};
i.isTimeAbbreviation = function (e, n) {
	if ('a.m.' === e || 'p.m.' === e) {
		var i = n.replace(/\W+/g, '').slice(-3).toLowerCase();
		if ('day' === i) return true;
	}
	return false;
};
i.isDottedAbbreviation = function (e) {
	var n = e.replace(/[\(\)\[\]\{\}]/g, '').match(/(.\.)*/);
	return n && n[0].length > 0;
};
i.isCustomAbbreviation = function (e) {
	return e.length <= 3 || s(e);
};
i.isNameAbbreviation = function (e, n) {
	if (n.length > 0) {
		if (e < 5 && n[0].length < 6 && s(n[0])) return true;
		var i = n.filter(function (e) {
			return /[A-Z]/.test(e.charAt(0));
		});
		return i.length >= 3;
	}
	return false;
};
var a = (i.isNumber = function (e, n) {
	n && (e = e.slice(n - 1, n + 2));
	return !isNaN(e);
});
i.isPhoneNr = function (e) {
	return e.match(
		/^(?:(?:\+?1\s*(?:[.-]\s*)?)?(?:\(\s*([2-9]1[02-9]|[2-9][02-8]1|[2-9][02-8][02-9])\s*\)|([2-9]1[02-9]|[2-9][02-8]1|[2-9][02-8][02-9]))\s*(?:[.-]\s*)?)?([2-9]1[02-9]|[2-9][02-9]1|[2-9][02-9]{2})\s*(?:[.-]\s*)?([0-9]{4})(?:\s*(?:#|x\.?|ext\.?|extension)\s*(\d+))?$/
	);
};
i.isURL = function (e) {
	return e.match(
		/[-a-zA-Z0-9@:%._\+~#=]{2,256}\.[a-z]{2,6}\b([-a-zA-Z0-9@:%_\+.~#?&//=]*)/
	);
};
i.isConcatenated = function (e) {
	var n = 0;
	if (
		(n = e.indexOf('.')) > -1 ||
		(n = e.indexOf('!')) > -1 ||
		(n = e.indexOf('?')) > -1
	) {
		var i = e.charAt(n + 1);
		if (i.match(/[a-zA-Z].*/)) return [e.slice(0, n), e.slice(n + 1)];
	}
	return false;
};
i.isBoundaryChar = function (e) {
	return '.' === e || '!' === e || '?' === e;
};
var u = {};
var f = n;
var c = i;
var h = ' @~@ ';
var v = h.trim();
var p = new RegExp('\\S', '');
var b = new RegExp('\\n+|[-#=_+*]{4,}', 'g');
var d = new RegExp('\\S+|\\n', 'g');
u.sentences = function (e, n) {
	if (!e || 'string' !== typeof e || !e.length) return [];
	if (!p.test(e)) return [];
	var i = {
		newline_boundaries: false,
		html_boundaries: false,
		html_boundaries_tags: ['p', 'div', 'ul', 'ol'],
		sanitize: false,
		allowed_tags: false,
		preserve_whitespace: false,
		abbreviations: null,
	};
	if ('boolean' === typeof n) i.newline_boundaries = true;
	else for (var t in n) i[t] = n[t];
	c.setAbbreviations(i.abbreviations);
	i.newline_boundaries && (e = e.replace(b, h));
	if (i.html_boundaries) {
		var r = '(<br\\s*\\/?>|<\\/(' + i.html_boundaries_tags.join('|') + ')>)';
		var s = new RegExp(r, 'g');
		e = e.replace(s, '$1' + h);
	}
	if (i.sanitize || i.allowed_tags) {
		i.allowed_tags || (i.allowed_tags = ['']);
		e = l(e, { allowedTags: i.allowed_tags });
	}
	var a;
	var o;
	if (i.preserve_whitespace) {
		o = e.split(/(<br\s*\/?>|\S+|\n+)/);
		a = o.filter(function (e, n) {
			return n % 2;
		});
	} else a = e.trim().match(d);
	var u = 0;
	var g = 0;
	var m = [];
	var _ = [];
	var A = [];
	if (!a || !a.length) return [];
	for (var w = 0, C = a.length; w < C; w++) {
		u++;
		A.push(a[w]);
		~a[w].indexOf(',') && (u = 0);
		if (c.isBoundaryChar(a[w]) || f.endsWithChar(a[w], '?!') || a[w] === v) {
			(i.newline_boundaries || i.html_boundaries) && a[w] === v && A.pop();
			_.push(A);
			u = 0;
			A = [];
		} else {
			(f.endsWithChar(a[w], '"') || f.endsWithChar(a[w], '”')) &&
				(a[w] = a[w].slice(0, -1));
			if (f.endsWithChar(a[w], '.')) {
				if (w + 1 < C) {
					if (2 === a[w].length && isNaN(a[w].charAt(0))) continue;
					if (c.isCommonAbbreviation(a[w])) continue;
					if (c.isSentenceStarter(a[w + 1])) {
						if (c.isTimeAbbreviation(a[w], a[w + 1])) continue;
						if (c.isNameAbbreviation(u, a.slice(w, 6))) continue;
						if (c.isNumber(a[w + 1]) && c.isCustomAbbreviation(a[w])) continue;
					} else {
						if (f.endsWith(a[w], '..')) continue;
						if (c.isDottedAbbreviation(a[w])) continue;
						if (c.isNameAbbreviation(u, a.slice(w, 5))) continue;
					}
				}
				_.push(A);
				A = [];
				u = 0;
			} else {
				if ((g = a[w].indexOf('.')) > -1) {
					if (c.isNumber(a[w], g)) continue;
					if (c.isDottedAbbreviation(a[w])) continue;
					if (c.isURL(a[w]) || c.isPhoneNr(a[w])) continue;
				}
				if ((m = c.isConcatenated(a[w]))) {
					A.pop();
					A.push(m[0]);
					_.push(A);
					A = [];
					u = 0;
					A.push(m[1]);
				}
			}
		}
	}
	A.length && _.push(A);
	_ = _.filter(function (e) {
		return e.length > 0;
	});
	var S = _.slice(1).reduce(
		function (e, n) {
			var i = e[e.length - 1];
			if (1 === i.length && /^.{1,2}[.]$/.test(i[0]) && !/[.]/.test(n[0])) {
				e.pop();
				e.push(i.concat(n));
				return e;
			}
			e.push(n);
			return e;
		},
		[_[0]]
	);
	return S.map(function (e, n) {
		if (i.preserve_whitespace && !i.newline_boundaries && !i.html_boundaries) {
			var t = 2 * e.length;
			0 === n && (t += 1);
			return o.splice(0, t).join('');
		}
		return e.join(' ');
	});
};
const g = u.sentences;
export default u;
export { g as sentences };

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