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tokml.js
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tokml.js
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(function(f){if(typeof exports==="object"&&typeof module!=="undefined"){module.exports=f()}else if(typeof define==="function"&&define.amd){define([],f)}else{var g;if(typeof window!=="undefined"){g=window}else if(typeof global!=="undefined"){g=global}else if(typeof self!=="undefined"){g=self}else{g=this}g.tokml = f()}})(function(){var define,module,exports;return (function(){function r(e,n,t){function o(i,f){if(!n[i]){if(!e[i]){var c="function"==typeof require&&require;if(!f&&c)return c(i,!0);if(u)return u(i,!0);var a=new Error("Cannot find module '"+i+"'");throw a.code="MODULE_NOT_FOUND",a}var p=n[i]={exports:{}};e[i][0].call(p.exports,function(r){var n=e[i][1][r];return o(n||r)},p,p.exports,r,e,n,t)}return n[i].exports}for(var u="function"==typeof require&&require,i=0;i<t.length;i++)o(t[i]);return o}return r})()({1:[function(require,module,exports){
var strxml = require('strxml'),
tag = strxml.tag,
encode = strxml.encode;
const {pickBy} = require('lodash');
function feature(options, styleHashesArray) {
return function (_) {
if (!_.properties || !geometry.valid(_.geometry)) return '';
var geometryString = geometry.any(_.geometry);
if (!geometryString) return '';
var styleDefinition = '',
styleReference = '';
if (options.simplestyle) {
var styleHash = hashStyle(_.properties);
if (styleHash) {
if (geometry.isPoint(_.geometry) && hasMarkerStyle(_.properties)) {
if (styleHashesArray.indexOf(styleHash) === -1) {
styleDefinition = markerStyle(_.properties, styleHash);
styleHashesArray.push(styleHash);
}
styleReference = tag('styleUrl', '#' + styleHash);
} else if ((geometry.isPolygon(_.geometry) || geometry.isLine(_.geometry)) &&
hasPolygonAndLineStyle(_.properties)) {
if (styleHashesArray.indexOf(styleHash) === -1) {
styleDefinition = polygonAndLineStyle(_.properties, styleHash);
styleHashesArray.push(styleHash);
}
styleReference = tag('styleUrl', '#' + styleHash);
}
// Note that style of GeometryCollection / MultiGeometry is not supported
}
}
return styleDefinition + tag('Placemark',
rootProperties(_.rootProperties) +
name(_.properties, options) +
description(_.properties, options) +
extendeddata(options.excludeStyleProperties ? pickBy(_.properties, excludeStyleProperties) : _.properties) +
timestamp(_.properties, options) +
geometryString +
styleReference);
};
}
function root(_, options) {
if (!_.type) return '';
var styleHashesArray = [];
switch (_.type) {
case 'FeatureCollection':
if (!_.features) return '';
return _.features.map(feature(options, styleHashesArray)).join('');
case 'Feature':
return feature(options, styleHashesArray)(_);
default:
return feature(options, styleHashesArray)({
type: 'Feature',
geometry: _,
properties: {}
});
}
}
function documentName(options) {
return (options.documentName !== undefined) ? tag('name', options.documentName) : '';
}
function documentDescription(options) {
return (options.documentDescription !== undefined) ? tag('description', options.documentDescription) : '';
}
function name(_, options) {
return _[options.name] ? tag('name', encode(_[options.name])) : '';
}
function description(_, options) {
return _[options.description] ? tag('description', encode(_[options.description])) : '';
}
function timestamp(_, options) {
return _[options.timestamp] ? tag('TimeStamp', tag('when', encode(_[options.timestamp]))) : '';
}
function excludeStyleProperties(property, key) {
const styles = ['stroke', 'stroke-width', 'stroke-opacity', 'fill', 'fill-opacity'];
return !styles.includes(key);
}
function rootProperties(_) {
if (!_) return '';
return Object.entries(_).map(([key, value]) => tag(key, encode(value))).join('');
}
// ## Geometry Types
//
// https://developers.google.com/kml/documentation/kmlreference#geometry
var geometry = {
Point: function (_) {
return tag('Point', tag('coordinates', _.coordinates.join(',')));
},
LineString: function (_) {
return tag('LineString', tag('coordinates', linearring(_.coordinates)));
},
Polygon: function (_) {
if (!_.coordinates.length) return '';
var outer = _.coordinates[0],
inner = _.coordinates.slice(1),
outerRing = tag('outerBoundaryIs',
tag('LinearRing', tag('coordinates', linearring(outer)))),
innerRings = inner.map(function (i) {
return tag('innerBoundaryIs',
tag('LinearRing', tag('coordinates', linearring(i))));
}).join('');
return tag('Polygon', outerRing + innerRings);
},
MultiPoint: function (_) {
if (!_.coordinates.length) return '';
return tag('MultiGeometry', _.coordinates.map(function (c) {
return geometry.Point({coordinates: c});
}).join(''));
},
MultiPolygon: function (_) {
if (!_.coordinates.length) return '';
return tag('MultiGeometry', _.coordinates.map(function (c) {
return geometry.Polygon({coordinates: c});
}).join(''));
},
MultiLineString: function (_) {
if (!_.coordinates.length) return '';
return tag('MultiGeometry', _.coordinates.map(function (c) {
return geometry.LineString({coordinates: c});
}).join(''));
},
GeometryCollection: function (_) {
return tag('MultiGeometry',
_.geometries.map(geometry.any).join(''));
},
valid: function (_) {
return _ && _.type && (_.coordinates ||
_.type === 'GeometryCollection' && _.geometries && _.geometries.every(geometry.valid));
},
any: function (_) {
if (geometry[_.type]) {
return geometry[_.type](_);
} else {
return '';
}
},
isPoint: function (_) {
return _.type === 'Point' ||
_.type === 'MultiPoint';
},
isPolygon: function (_) {
return _.type === 'Polygon' ||
_.type === 'MultiPolygon';
},
isLine: function (_) {
return _.type === 'LineString' ||
_.type === 'MultiLineString';
}
};
function linearring(_) {
return _.map(function (cds) {
return cds.join(',');
}).join(' ');
}
// ## Data
function extendeddata(_) {
return tag('ExtendedData', pairs(_).map(data).join(''));
}
function data(_) {
return tag('Data', tag('value', encode(_[1])), [['name', encode(_[0])]]);
}
// ## Marker style
function hasMarkerStyle(_) {
return !!(_['marker-size'] || _['marker-symbol'] || _['marker-color']);
}
function markerStyle(_, styleHash) {
return tag('Style',
tag('IconStyle',
tag('Icon',
tag('href', iconUrl(_)))) +
iconSize(_), [['id', styleHash]]);
}
function iconUrl(_) {
var size = _['marker-size'] || 'medium',
symbol = _['marker-symbol'] ? '-' + _['marker-symbol'] : '',
color = (_['marker-color'] || '7e7e7e').replace('#', '');
return 'https://api.tiles.mapbox.com/v3/marker/' + 'pin-' + size.charAt(0) +
symbol + '+' + color + '.png';
}
function iconSize(_) {
return tag('hotSpot', '', [
['xunits', 'fraction'],
['yunits', 'fraction'],
['x', 0.5],
['y', 0.5]
]);
}
// ## Polygon and Line style
function hasPolygonAndLineStyle(_) {
for (var key in _) {
if ({
"stroke": true,
"stroke-opacity": true,
"stroke-width": true,
"fill": true,
"fill-opacity": true
}[key]) return true;
}
}
function polygonAndLineStyle(_, styleHash) {
var lineStyle = tag('LineStyle', [
tag('color', hexToKmlColor(_['stroke'], _['stroke-opacity']) || 'ff555555') +
tag('width', _['stroke-width'] === undefined ? 2 : _['stroke-width'])
]);
var polyStyle = '';
if (_['fill'] || _['fill-opacity']) {
polyStyle = tag('PolyStyle', [
tag('color', hexToKmlColor(_['fill'], _['fill-opacity']) || '88555555')
]);
}
return tag('Style', lineStyle + polyStyle, [['id', styleHash]]);
}
// ## Style helpers
function hashStyle(_) {
var hash = '';
if (_['marker-symbol']) hash = hash + 'ms' + _['marker-symbol'];
if (_['marker-color']) hash = hash + 'mc' + _['marker-color'].replace('#', '');
if (_['marker-size']) hash = hash + 'ms' + _['marker-size'];
if (_['stroke']) hash = hash + 's' + _['stroke'].replace('#', '');
if (_['stroke-width']) hash = hash + 'sw' + _['stroke-width'].toString().replace('.', '');
if (_['stroke-opacity']) hash = hash + 'mo' + _['stroke-opacity'].toString().replace('.', '');
if (_['fill']) hash = hash + 'f' + _['fill'].replace('#', '');
if (_['fill-opacity']) hash = hash + 'fo' + _['fill-opacity'].toString().replace('.', '');
return hash;
}
function hexToKmlColor(hexColor, opacity) {
if (typeof hexColor !== 'string') return '';
hexColor = hexColor.replace('#', '').toLowerCase();
if (hexColor.length === 3) {
hexColor = hexColor[0] + hexColor[0] +
hexColor[1] + hexColor[1] +
hexColor[2] + hexColor[2];
} else if (hexColor.length !== 6) {
return '';
}
var r = hexColor[0] + hexColor[1];
var g = hexColor[2] + hexColor[3];
var b = hexColor[4] + hexColor[5];
var o = 'ff';
if (typeof opacity === 'number' && opacity >= 0.0 && opacity <= 1.0) {
o = (opacity * 255).toString(16);
if (o.indexOf('.') > -1) o = o.substr(0, o.indexOf('.'));
if (o.length < 2) o = '0' + o;
}
return o + b + g + r;
}
// ## General helpers
function pairs(_) {
var o = [];
for (var i in _) o.push([i, _[i]]);
return o;
}
module.exports = {
tokml: function tokml(geojson, options) {
options = options || {
documentName: undefined,
documentDescription: undefined,
name: 'name',
description: 'description',
simplestyle: false,
timestamp: 'timestamp',
excludeStyleProperties: false
};
return '<?xml version="1.0" encoding="UTF-8"?>' +
tag('kml',
tag('Document',
documentName(options) +
documentDescription(options) +
root(geojson, options)
), [['xmlns', 'http://www.opengis.net/kml/2.2']]);
}, geometryParser: geometry
};
},{"lodash":2,"strxml":3}],2:[function(require,module,exports){
(function (global){
/**
* @license
* Lodash <https://lodash.com/>
* Copyright JS Foundation and other contributors <https://js.foundation/>
* Released under MIT license <https://lodash.com/license>
* Based on Underscore.js 1.8.3 <http://underscorejs.org/LICENSE>
* Copyright Jeremy Ashkenas, DocumentCloud and Investigative Reporters & Editors
*/
;(function() {
/** Used as a safe reference for `undefined` in pre-ES5 environments. */
var undefined;
/** Used as the semantic version number. */
var VERSION = '4.17.11';
/** Used as the size to enable large array optimizations. */
var LARGE_ARRAY_SIZE = 200;
/** Error message constants. */
var CORE_ERROR_TEXT = 'Unsupported core-js use. Try https://npms.io/search?q=ponyfill.',
FUNC_ERROR_TEXT = 'Expected a function';
/** Used to stand-in for `undefined` hash values. */
var HASH_UNDEFINED = '__lodash_hash_undefined__';
/** Used as the maximum memoize cache size. */
var MAX_MEMOIZE_SIZE = 500;
/** Used as the internal argument placeholder. */
var PLACEHOLDER = '__lodash_placeholder__';
/** Used to compose bitmasks for cloning. */
var CLONE_DEEP_FLAG = 1,
CLONE_FLAT_FLAG = 2,
CLONE_SYMBOLS_FLAG = 4;
/** Used to compose bitmasks for value comparisons. */
var COMPARE_PARTIAL_FLAG = 1,
COMPARE_UNORDERED_FLAG = 2;
/** Used to compose bitmasks for function metadata. */
var WRAP_BIND_FLAG = 1,
WRAP_BIND_KEY_FLAG = 2,
WRAP_CURRY_BOUND_FLAG = 4,
WRAP_CURRY_FLAG = 8,
WRAP_CURRY_RIGHT_FLAG = 16,
WRAP_PARTIAL_FLAG = 32,
WRAP_PARTIAL_RIGHT_FLAG = 64,
WRAP_ARY_FLAG = 128,
WRAP_REARG_FLAG = 256,
WRAP_FLIP_FLAG = 512;
/** Used as default options for `_.truncate`. */
var DEFAULT_TRUNC_LENGTH = 30,
DEFAULT_TRUNC_OMISSION = '...';
/** Used to detect hot functions by number of calls within a span of milliseconds. */
var HOT_COUNT = 800,
HOT_SPAN = 16;
/** Used to indicate the type of lazy iteratees. */
var LAZY_FILTER_FLAG = 1,
LAZY_MAP_FLAG = 2,
LAZY_WHILE_FLAG = 3;
/** Used as references for various `Number` constants. */
var INFINITY = 1 / 0,
MAX_SAFE_INTEGER = 9007199254740991,
MAX_INTEGER = 1.7976931348623157e+308,
NAN = 0 / 0;
/** Used as references for the maximum length and index of an array. */
var MAX_ARRAY_LENGTH = 4294967295,
MAX_ARRAY_INDEX = MAX_ARRAY_LENGTH - 1,
HALF_MAX_ARRAY_LENGTH = MAX_ARRAY_LENGTH >>> 1;
/** Used to associate wrap methods with their bit flags. */
var wrapFlags = [
['ary', WRAP_ARY_FLAG],
['bind', WRAP_BIND_FLAG],
['bindKey', WRAP_BIND_KEY_FLAG],
['curry', WRAP_CURRY_FLAG],
['curryRight', WRAP_CURRY_RIGHT_FLAG],
['flip', WRAP_FLIP_FLAG],
['partial', WRAP_PARTIAL_FLAG],
['partialRight', WRAP_PARTIAL_RIGHT_FLAG],
['rearg', WRAP_REARG_FLAG]
];
/** `Object#toString` result references. */
var argsTag = '[object Arguments]',
arrayTag = '[object Array]',
asyncTag = '[object AsyncFunction]',
boolTag = '[object Boolean]',
dateTag = '[object Date]',
domExcTag = '[object DOMException]',
errorTag = '[object Error]',
funcTag = '[object Function]',
genTag = '[object GeneratorFunction]',
mapTag = '[object Map]',
numberTag = '[object Number]',
nullTag = '[object Null]',
objectTag = '[object Object]',
promiseTag = '[object Promise]',
proxyTag = '[object Proxy]',
regexpTag = '[object RegExp]',
setTag = '[object Set]',
stringTag = '[object String]',
symbolTag = '[object Symbol]',
undefinedTag = '[object Undefined]',
weakMapTag = '[object WeakMap]',
weakSetTag = '[object WeakSet]';
var arrayBufferTag = '[object ArrayBuffer]',
dataViewTag = '[object DataView]',
float32Tag = '[object Float32Array]',
float64Tag = '[object Float64Array]',
int8Tag = '[object Int8Array]',
int16Tag = '[object Int16Array]',
int32Tag = '[object Int32Array]',
uint8Tag = '[object Uint8Array]',
uint8ClampedTag = '[object Uint8ClampedArray]',
uint16Tag = '[object Uint16Array]',
uint32Tag = '[object Uint32Array]';
/** Used to match empty string literals in compiled template source. */
var reEmptyStringLeading = /\b__p \+= '';/g,
reEmptyStringMiddle = /\b(__p \+=) '' \+/g,
reEmptyStringTrailing = /(__e\(.*?\)|\b__t\)) \+\n'';/g;
/** Used to match HTML entities and HTML characters. */
var reEscapedHtml = /&(?:amp|lt|gt|quot|#39);/g,
reUnescapedHtml = /[&<>"']/g,
reHasEscapedHtml = RegExp(reEscapedHtml.source),
reHasUnescapedHtml = RegExp(reUnescapedHtml.source);
/** Used to match template delimiters. */
var reEscape = /<%-([\s\S]+?)%>/g,
reEvaluate = /<%([\s\S]+?)%>/g,
reInterpolate = /<%=([\s\S]+?)%>/g;
/** Used to match property names within property paths. */
var reIsDeepProp = /\.|\[(?:[^[\]]*|(["'])(?:(?!\1)[^\\]|\\.)*?\1)\]/,
reIsPlainProp = /^\w*$/,
rePropName = /[^.[\]]+|\[(?:(-?\d+(?:\.\d+)?)|(["'])((?:(?!\2)[^\\]|\\.)*?)\2)\]|(?=(?:\.|\[\])(?:\.|\[\]|$))/g;
/**
* Used to match `RegExp`
* [syntax characters](http://ecma-international.org/ecma-262/7.0/#sec-patterns).
*/
var reRegExpChar = /[\\^$.*+?()[\]{}|]/g,
reHasRegExpChar = RegExp(reRegExpChar.source);
/** Used to match leading and trailing whitespace. */
var reTrim = /^\s+|\s+$/g,
reTrimStart = /^\s+/,
reTrimEnd = /\s+$/;
/** Used to match wrap detail comments. */
var reWrapComment = /\{(?:\n\/\* \[wrapped with .+\] \*\/)?\n?/,
reWrapDetails = /\{\n\/\* \[wrapped with (.+)\] \*/,
reSplitDetails = /,? & /;
/** Used to match words composed of alphanumeric characters. */
var reAsciiWord = /[^\x00-\x2f\x3a-\x40\x5b-\x60\x7b-\x7f]+/g;
/** Used to match backslashes in property paths. */
var reEscapeChar = /\\(\\)?/g;
/**
* Used to match
* [ES template delimiters](http://ecma-international.org/ecma-262/7.0/#sec-template-literal-lexical-components).
*/
var reEsTemplate = /\$\{([^\\}]*(?:\\.[^\\}]*)*)\}/g;
/** Used to match `RegExp` flags from their coerced string values. */
var reFlags = /\w*$/;
/** Used to detect bad signed hexadecimal string values. */
var reIsBadHex = /^[-+]0x[0-9a-f]+$/i;
/** Used to detect binary string values. */
var reIsBinary = /^0b[01]+$/i;
/** Used to detect host constructors (Safari). */
var reIsHostCtor = /^\[object .+?Constructor\]$/;
/** Used to detect octal string values. */
var reIsOctal = /^0o[0-7]+$/i;
/** Used to detect unsigned integer values. */
var reIsUint = /^(?:0|[1-9]\d*)$/;
/** Used to match Latin Unicode letters (excluding mathematical operators). */
var reLatin = /[\xc0-\xd6\xd8-\xf6\xf8-\xff\u0100-\u017f]/g;
/** Used to ensure capturing order of template delimiters. */
var reNoMatch = /($^)/;
/** Used to match unescaped characters in compiled string literals. */
var reUnescapedString = /['\n\r\u2028\u2029\\]/g;
/** Used to compose unicode character classes. */
var rsAstralRange = '\\ud800-\\udfff',
rsComboMarksRange = '\\u0300-\\u036f',
reComboHalfMarksRange = '\\ufe20-\\ufe2f',
rsComboSymbolsRange = '\\u20d0-\\u20ff',
rsComboRange = rsComboMarksRange + reComboHalfMarksRange + rsComboSymbolsRange,
rsDingbatRange = '\\u2700-\\u27bf',
rsLowerRange = 'a-z\\xdf-\\xf6\\xf8-\\xff',
rsMathOpRange = '\\xac\\xb1\\xd7\\xf7',
rsNonCharRange = '\\x00-\\x2f\\x3a-\\x40\\x5b-\\x60\\x7b-\\xbf',
rsPunctuationRange = '\\u2000-\\u206f',
rsSpaceRange = ' \\t\\x0b\\f\\xa0\\ufeff\\n\\r\\u2028\\u2029\\u1680\\u180e\\u2000\\u2001\\u2002\\u2003\\u2004\\u2005\\u2006\\u2007\\u2008\\u2009\\u200a\\u202f\\u205f\\u3000',
rsUpperRange = 'A-Z\\xc0-\\xd6\\xd8-\\xde',
rsVarRange = '\\ufe0e\\ufe0f',
rsBreakRange = rsMathOpRange + rsNonCharRange + rsPunctuationRange + rsSpaceRange;
/** Used to compose unicode capture groups. */
var rsApos = "['\u2019]",
rsAstral = '[' + rsAstralRange + ']',
rsBreak = '[' + rsBreakRange + ']',
rsCombo = '[' + rsComboRange + ']',
rsDigits = '\\d+',
rsDingbat = '[' + rsDingbatRange + ']',
rsLower = '[' + rsLowerRange + ']',
rsMisc = '[^' + rsAstralRange + rsBreakRange + rsDigits + rsDingbatRange + rsLowerRange + rsUpperRange + ']',
rsFitz = '\\ud83c[\\udffb-\\udfff]',
rsModifier = '(?:' + rsCombo + '|' + rsFitz + ')',
rsNonAstral = '[^' + rsAstralRange + ']',
rsRegional = '(?:\\ud83c[\\udde6-\\uddff]){2}',
rsSurrPair = '[\\ud800-\\udbff][\\udc00-\\udfff]',
rsUpper = '[' + rsUpperRange + ']',
rsZWJ = '\\u200d';
/** Used to compose unicode regexes. */
var rsMiscLower = '(?:' + rsLower + '|' + rsMisc + ')',
rsMiscUpper = '(?:' + rsUpper + '|' + rsMisc + ')',
rsOptContrLower = '(?:' + rsApos + '(?:d|ll|m|re|s|t|ve))?',
rsOptContrUpper = '(?:' + rsApos + '(?:D|LL|M|RE|S|T|VE))?',
reOptMod = rsModifier + '?',
rsOptVar = '[' + rsVarRange + ']?',
rsOptJoin = '(?:' + rsZWJ + '(?:' + [rsNonAstral, rsRegional, rsSurrPair].join('|') + ')' + rsOptVar + reOptMod + ')*',
rsOrdLower = '\\d*(?:1st|2nd|3rd|(?![123])\\dth)(?=\\b|[A-Z_])',
rsOrdUpper = '\\d*(?:1ST|2ND|3RD|(?![123])\\dTH)(?=\\b|[a-z_])',
rsSeq = rsOptVar + reOptMod + rsOptJoin,
rsEmoji = '(?:' + [rsDingbat, rsRegional, rsSurrPair].join('|') + ')' + rsSeq,
rsSymbol = '(?:' + [rsNonAstral + rsCombo + '?', rsCombo, rsRegional, rsSurrPair, rsAstral].join('|') + ')';
/** Used to match apostrophes. */
var reApos = RegExp(rsApos, 'g');
/**
* Used to match [combining diacritical marks](https://en.wikipedia.org/wiki/Combining_Diacritical_Marks) and
* [combining diacritical marks for symbols](https://en.wikipedia.org/wiki/Combining_Diacritical_Marks_for_Symbols).
*/
var reComboMark = RegExp(rsCombo, 'g');
/** Used to match [string symbols](https://mathiasbynens.be/notes/javascript-unicode). */
var reUnicode = RegExp(rsFitz + '(?=' + rsFitz + ')|' + rsSymbol + rsSeq, 'g');
/** Used to match complex or compound words. */
var reUnicodeWord = RegExp([
rsUpper + '?' + rsLower + '+' + rsOptContrLower + '(?=' + [rsBreak, rsUpper, '$'].join('|') + ')',
rsMiscUpper + '+' + rsOptContrUpper + '(?=' + [rsBreak, rsUpper + rsMiscLower, '$'].join('|') + ')',
rsUpper + '?' + rsMiscLower + '+' + rsOptContrLower,
rsUpper + '+' + rsOptContrUpper,
rsOrdUpper,
rsOrdLower,
rsDigits,
rsEmoji
].join('|'), 'g');
/** Used to detect strings with [zero-width joiners or code points from the astral planes](http://eev.ee/blog/2015/09/12/dark-corners-of-unicode/). */
var reHasUnicode = RegExp('[' + rsZWJ + rsAstralRange + rsComboRange + rsVarRange + ']');
/** Used to detect strings that need a more robust regexp to match words. */
var reHasUnicodeWord = /[a-z][A-Z]|[A-Z]{2}[a-z]|[0-9][a-zA-Z]|[a-zA-Z][0-9]|[^a-zA-Z0-9 ]/;
/** Used to assign default `context` object properties. */
var contextProps = [
'Array', 'Buffer', 'DataView', 'Date', 'Error', 'Float32Array', 'Float64Array',
'Function', 'Int8Array', 'Int16Array', 'Int32Array', 'Map', 'Math', 'Object',
'Promise', 'RegExp', 'Set', 'String', 'Symbol', 'TypeError', 'Uint8Array',
'Uint8ClampedArray', 'Uint16Array', 'Uint32Array', 'WeakMap',
'_', 'clearTimeout', 'isFinite', 'parseInt', 'setTimeout'
];
/** Used to make template sourceURLs easier to identify. */
var templateCounter = -1;
/** Used to identify `toStringTag` values of typed arrays. */
var typedArrayTags = {};
typedArrayTags[float32Tag] = typedArrayTags[float64Tag] =
typedArrayTags[int8Tag] = typedArrayTags[int16Tag] =
typedArrayTags[int32Tag] = typedArrayTags[uint8Tag] =
typedArrayTags[uint8ClampedTag] = typedArrayTags[uint16Tag] =
typedArrayTags[uint32Tag] = true;
typedArrayTags[argsTag] = typedArrayTags[arrayTag] =
typedArrayTags[arrayBufferTag] = typedArrayTags[boolTag] =
typedArrayTags[dataViewTag] = typedArrayTags[dateTag] =
typedArrayTags[errorTag] = typedArrayTags[funcTag] =
typedArrayTags[mapTag] = typedArrayTags[numberTag] =
typedArrayTags[objectTag] = typedArrayTags[regexpTag] =
typedArrayTags[setTag] = typedArrayTags[stringTag] =
typedArrayTags[weakMapTag] = false;
/** Used to identify `toStringTag` values supported by `_.clone`. */
var cloneableTags = {};
cloneableTags[argsTag] = cloneableTags[arrayTag] =
cloneableTags[arrayBufferTag] = cloneableTags[dataViewTag] =
cloneableTags[boolTag] = cloneableTags[dateTag] =
cloneableTags[float32Tag] = cloneableTags[float64Tag] =
cloneableTags[int8Tag] = cloneableTags[int16Tag] =
cloneableTags[int32Tag] = cloneableTags[mapTag] =
cloneableTags[numberTag] = cloneableTags[objectTag] =
cloneableTags[regexpTag] = cloneableTags[setTag] =
cloneableTags[stringTag] = cloneableTags[symbolTag] =
cloneableTags[uint8Tag] = cloneableTags[uint8ClampedTag] =
cloneableTags[uint16Tag] = cloneableTags[uint32Tag] = true;
cloneableTags[errorTag] = cloneableTags[funcTag] =
cloneableTags[weakMapTag] = false;
/** Used to map Latin Unicode letters to basic Latin letters. */
var deburredLetters = {
// Latin-1 Supplement block.
'\xc0': 'A', '\xc1': 'A', '\xc2': 'A', '\xc3': 'A', '\xc4': 'A', '\xc5': 'A',
'\xe0': 'a', '\xe1': 'a', '\xe2': 'a', '\xe3': 'a', '\xe4': 'a', '\xe5': 'a',
'\xc7': 'C', '\xe7': 'c',
'\xd0': 'D', '\xf0': 'd',
'\xc8': 'E', '\xc9': 'E', '\xca': 'E', '\xcb': 'E',
'\xe8': 'e', '\xe9': 'e', '\xea': 'e', '\xeb': 'e',
'\xcc': 'I', '\xcd': 'I', '\xce': 'I', '\xcf': 'I',
'\xec': 'i', '\xed': 'i', '\xee': 'i', '\xef': 'i',
'\xd1': 'N', '\xf1': 'n',
'\xd2': 'O', '\xd3': 'O', '\xd4': 'O', '\xd5': 'O', '\xd6': 'O', '\xd8': 'O',
'\xf2': 'o', '\xf3': 'o', '\xf4': 'o', '\xf5': 'o', '\xf6': 'o', '\xf8': 'o',
'\xd9': 'U', '\xda': 'U', '\xdb': 'U', '\xdc': 'U',
'\xf9': 'u', '\xfa': 'u', '\xfb': 'u', '\xfc': 'u',
'\xdd': 'Y', '\xfd': 'y', '\xff': 'y',
'\xc6': 'Ae', '\xe6': 'ae',
'\xde': 'Th', '\xfe': 'th',
'\xdf': 'ss',
// Latin Extended-A block.
'\u0100': 'A', '\u0102': 'A', '\u0104': 'A',
'\u0101': 'a', '\u0103': 'a', '\u0105': 'a',
'\u0106': 'C', '\u0108': 'C', '\u010a': 'C', '\u010c': 'C',
'\u0107': 'c', '\u0109': 'c', '\u010b': 'c', '\u010d': 'c',
'\u010e': 'D', '\u0110': 'D', '\u010f': 'd', '\u0111': 'd',
'\u0112': 'E', '\u0114': 'E', '\u0116': 'E', '\u0118': 'E', '\u011a': 'E',
'\u0113': 'e', '\u0115': 'e', '\u0117': 'e', '\u0119': 'e', '\u011b': 'e',
'\u011c': 'G', '\u011e': 'G', '\u0120': 'G', '\u0122': 'G',
'\u011d': 'g', '\u011f': 'g', '\u0121': 'g', '\u0123': 'g',
'\u0124': 'H', '\u0126': 'H', '\u0125': 'h', '\u0127': 'h',
'\u0128': 'I', '\u012a': 'I', '\u012c': 'I', '\u012e': 'I', '\u0130': 'I',
'\u0129': 'i', '\u012b': 'i', '\u012d': 'i', '\u012f': 'i', '\u0131': 'i',
'\u0134': 'J', '\u0135': 'j',
'\u0136': 'K', '\u0137': 'k', '\u0138': 'k',
'\u0139': 'L', '\u013b': 'L', '\u013d': 'L', '\u013f': 'L', '\u0141': 'L',
'\u013a': 'l', '\u013c': 'l', '\u013e': 'l', '\u0140': 'l', '\u0142': 'l',
'\u0143': 'N', '\u0145': 'N', '\u0147': 'N', '\u014a': 'N',
'\u0144': 'n', '\u0146': 'n', '\u0148': 'n', '\u014b': 'n',
'\u014c': 'O', '\u014e': 'O', '\u0150': 'O',
'\u014d': 'o', '\u014f': 'o', '\u0151': 'o',
'\u0154': 'R', '\u0156': 'R', '\u0158': 'R',
'\u0155': 'r', '\u0157': 'r', '\u0159': 'r',
'\u015a': 'S', '\u015c': 'S', '\u015e': 'S', '\u0160': 'S',
'\u015b': 's', '\u015d': 's', '\u015f': 's', '\u0161': 's',
'\u0162': 'T', '\u0164': 'T', '\u0166': 'T',
'\u0163': 't', '\u0165': 't', '\u0167': 't',
'\u0168': 'U', '\u016a': 'U', '\u016c': 'U', '\u016e': 'U', '\u0170': 'U', '\u0172': 'U',
'\u0169': 'u', '\u016b': 'u', '\u016d': 'u', '\u016f': 'u', '\u0171': 'u', '\u0173': 'u',
'\u0174': 'W', '\u0175': 'w',
'\u0176': 'Y', '\u0177': 'y', '\u0178': 'Y',
'\u0179': 'Z', '\u017b': 'Z', '\u017d': 'Z',
'\u017a': 'z', '\u017c': 'z', '\u017e': 'z',
'\u0132': 'IJ', '\u0133': 'ij',
'\u0152': 'Oe', '\u0153': 'oe',
'\u0149': "'n", '\u017f': 's'
};
/** Used to map characters to HTML entities. */
var htmlEscapes = {
'&': '&',
'<': '<',
'>': '>',
'"': '"',
"'": '''
};
/** Used to map HTML entities to characters. */
var htmlUnescapes = {
'&': '&',
'<': '<',
'>': '>',
'"': '"',
''': "'"
};
/** Used to escape characters for inclusion in compiled string literals. */
var stringEscapes = {
'\\': '\\',
"'": "'",
'\n': 'n',
'\r': 'r',
'\u2028': 'u2028',
'\u2029': 'u2029'
};
/** Built-in method references without a dependency on `root`. */
var freeParseFloat = parseFloat,
freeParseInt = parseInt;
/** Detect free variable `global` from Node.js. */
var freeGlobal = typeof global == 'object' && global && global.Object === Object && global;
/** Detect free variable `self`. */
var freeSelf = typeof self == 'object' && self && self.Object === Object && self;
/** Used as a reference to the global object. */
var root = freeGlobal || freeSelf || Function('return this')();
/** Detect free variable `exports`. */
var freeExports = typeof exports == 'object' && exports && !exports.nodeType && exports;
/** Detect free variable `module`. */
var freeModule = freeExports && typeof module == 'object' && module && !module.nodeType && module;
/** Detect the popular CommonJS extension `module.exports`. */
var moduleExports = freeModule && freeModule.exports === freeExports;
/** Detect free variable `process` from Node.js. */
var freeProcess = moduleExports && freeGlobal.process;
/** Used to access faster Node.js helpers. */
var nodeUtil = (function() {
try {
// Use `util.types` for Node.js 10+.
var types = freeModule && freeModule.require && freeModule.require('util').types;
if (types) {
return types;
}
// Legacy `process.binding('util')` for Node.js < 10.
return freeProcess && freeProcess.binding && freeProcess.binding('util');
} catch (e) {}
}());
/* Node.js helper references. */
var nodeIsArrayBuffer = nodeUtil && nodeUtil.isArrayBuffer,
nodeIsDate = nodeUtil && nodeUtil.isDate,
nodeIsMap = nodeUtil && nodeUtil.isMap,
nodeIsRegExp = nodeUtil && nodeUtil.isRegExp,
nodeIsSet = nodeUtil && nodeUtil.isSet,
nodeIsTypedArray = nodeUtil && nodeUtil.isTypedArray;
/*--------------------------------------------------------------------------*/
/**
* A faster alternative to `Function#apply`, this function invokes `func`
* with the `this` binding of `thisArg` and the arguments of `args`.
*
* @private
* @param {Function} func The function to invoke.
* @param {*} thisArg The `this` binding of `func`.
* @param {Array} args The arguments to invoke `func` with.
* @returns {*} Returns the result of `func`.
*/
function apply(func, thisArg, args) {
switch (args.length) {
case 0: return func.call(thisArg);
case 1: return func.call(thisArg, args[0]);
case 2: return func.call(thisArg, args[0], args[1]);
case 3: return func.call(thisArg, args[0], args[1], args[2]);
}
return func.apply(thisArg, args);
}
/**
* A specialized version of `baseAggregator` for arrays.
*
* @private
* @param {Array} [array] The array to iterate over.
* @param {Function} setter The function to set `accumulator` values.
* @param {Function} iteratee The iteratee to transform keys.
* @param {Object} accumulator The initial aggregated object.
* @returns {Function} Returns `accumulator`.
*/
function arrayAggregator(array, setter, iteratee, accumulator) {
var index = -1,
length = array == null ? 0 : array.length;
while (++index < length) {
var value = array[index];
setter(accumulator, value, iteratee(value), array);
}
return accumulator;
}
/**
* A specialized version of `_.forEach` for arrays without support for
* iteratee shorthands.
*
* @private
* @param {Array} [array] The array to iterate over.
* @param {Function} iteratee The function invoked per iteration.
* @returns {Array} Returns `array`.
*/
function arrayEach(array, iteratee) {
var index = -1,
length = array == null ? 0 : array.length;
while (++index < length) {
if (iteratee(array[index], index, array) === false) {
break;
}
}
return array;
}
/**
* A specialized version of `_.forEachRight` for arrays without support for
* iteratee shorthands.
*
* @private
* @param {Array} [array] The array to iterate over.
* @param {Function} iteratee The function invoked per iteration.
* @returns {Array} Returns `array`.
*/
function arrayEachRight(array, iteratee) {
var length = array == null ? 0 : array.length;
while (length--) {
if (iteratee(array[length], length, array) === false) {
break;
}
}
return array;
}
/**
* A specialized version of `_.every` for arrays without support for
* iteratee shorthands.
*
* @private
* @param {Array} [array] The array to iterate over.
* @param {Function} predicate The function invoked per iteration.
* @returns {boolean} Returns `true` if all elements pass the predicate check,
* else `false`.
*/
function arrayEvery(array, predicate) {
var index = -1,
length = array == null ? 0 : array.length;
while (++index < length) {
if (!predicate(array[index], index, array)) {
return false;
}
}
return true;
}
/**
* A specialized version of `_.filter` for arrays without support for
* iteratee shorthands.
*
* @private
* @param {Array} [array] The array to iterate over.
* @param {Function} predicate The function invoked per iteration.
* @returns {Array} Returns the new filtered array.
*/
function arrayFilter(array, predicate) {
var index = -1,
length = array == null ? 0 : array.length,
resIndex = 0,
result = [];
while (++index < length) {
var value = array[index];
if (predicate(value, index, array)) {
result[resIndex++] = value;
}
}
return result;
}
/**
* A specialized version of `_.includes` for arrays without support for
* specifying an index to search from.
*
* @private
* @param {Array} [array] The array to inspect.
* @param {*} target The value to search for.
* @returns {boolean} Returns `true` if `target` is found, else `false`.
*/
function arrayIncludes(array, value) {
var length = array == null ? 0 : array.length;
return !!length && baseIndexOf(array, value, 0) > -1;
}
/**
* This function is like `arrayIncludes` except that it accepts a comparator.
*
* @private
* @param {Array} [array] The array to inspect.
* @param {*} target The value to search for.
* @param {Function} comparator The comparator invoked per element.
* @returns {boolean} Returns `true` if `target` is found, else `false`.
*/
function arrayIncludesWith(array, value, comparator) {
var index = -1,
length = array == null ? 0 : array.length;
while (++index < length) {
if (comparator(value, array[index])) {
return true;
}
}
return false;
}
/**
* A specialized version of `_.map` for arrays without support for iteratee
* shorthands.
*
* @private
* @param {Array} [array] The array to iterate over.
* @param {Function} iteratee The function invoked per iteration.
* @returns {Array} Returns the new mapped array.
*/
function arrayMap(array, iteratee) {
var index = -1,
length = array == null ? 0 : array.length,
result = Array(length);
while (++index < length) {
result[index] = iteratee(array[index], index, array);
}
return result;
}
/**
* Appends the elements of `values` to `array`.
*
* @private
* @param {Array} array The array to modify.
* @param {Array} values The values to append.
* @returns {Array} Returns `array`.
*/
function arrayPush(array, values) {
var index = -1,
length = values.length,
offset = array.length;
while (++index < length) {
array[offset + index] = values[index];
}
return array;
}
/**
* A specialized version of `_.reduce` for arrays without support for
* iteratee shorthands.
*
* @private
* @param {Array} [array] The array to iterate over.
* @param {Function} iteratee The function invoked per iteration.
* @param {*} [accumulator] The initial value.
* @param {boolean} [initAccum] Specify using the first element of `array` as
* the initial value.
* @returns {*} Returns the accumulated value.
*/
function arrayReduce(array, iteratee, accumulator, initAccum) {
var index = -1,
length = array == null ? 0 : array.length;
if (initAccum && length) {
accumulator = array[++index];
}
while (++index < length) {
accumulator = iteratee(accumulator, array[index], index, array);
}
return accumulator;
}