code:
var memoizeCapped = require('./_memoizeCapped');

/** Used to match property names within property paths. */
var rePropName = /[^.[\]]+|\[(?:(-?\d+(?:\.\d+)?)|(["'])((?:(?!\2)[^\\]|\\.)*?)\2)\]|(?=(?:\.|\[\])(?:\.|\[\]|$))/g;

/** Used to match backslashes in property paths. */
var reEscapeChar = /\\(\\)?/g;

/**
 * Converts `string` to a property path array.
 *
 * @private
 * @param {string} string The string to convert.
 * @returns {Array} Returns the property path array.
 */
var stringToPath = memoizeCapped(function(string) {
  var result = [];
  if (string.charCodeAt(0) === 46 /* . */) {
    result.push('');
  }
  string.replace(rePropName, function(match, number, quote, subString) {
    result.push(quote ? subString.replace(reEscapeChar, '$1') : (number || match));
  });
  return result;
});

module.exports = stringToPath;


code:
var isSymbol = require('./isSymbol');

/** Used as references for various `Number` constants. */
var INFINITY = 1 / 0;

/**
 * Converts `value` to a string key if it's not a string or symbol.
 *
 * @private
 * @param {*} value The value to inspect.
 * @returns {string|symbol} Returns the key.
 */
function toKey(value) {
  if (typeof value == 'string' || isSymbol(value)) {
    return value;
  }
  var result = (value + '');
  return (result == '0' && (1 / value) == -INFINITY) ? '-0' : result;
}

module.exports = toKey;

license: mit


code:
/** Used for built-in method references. */
var funcProto = Function.prototype;

/** Used to resolve the decompiled source of functions. */
var funcToString = funcProto.toString;

/**
 * Converts `func` to its source code.
 *
 * @private
 * @param {Function} func The function to convert.
 * @returns {string} Returns the source code.
 */
function toSource(func) {
  if (func != null) {
    try {
      return funcToString.call(func);
    } catch (e) {}
    try {
      return (func + '');
    } catch (e) {}
  }
  return '';
}

module.exports = toSource;


code:
/** Used to match a single whitespace character. */
var reWhitespace = /\s/;

/**
 * Used by `_.trim` and `_.trimEnd` to get the index of the last non-whitespace
 * character of `string`.
 *
 * @private
 * @param {string} string The string to inspect.
 * @returns {number} Returns the index of the last non-whitespace character.
 */
function trimmedEndIndex(string) {
  var index = string.length;

  while (index-- && reWhitespace.test(string.charAt(index))) {}
  return index;
}

module.exports = trimmedEndIndex;


code:
var basePropertyOf = require('./_basePropertyOf');

/** Used to map HTML entities to characters. */
var htmlUnescapes = {
  '&': '&',
  '<': '<',
  '>': '>',
  '"': '"',
  ''': "'"
};

/**
 * Used by `_.unescape` to convert HTML entities to characters.
 *
 * @private
 * @param {string} chr The matched character to unescape.
 * @returns {string} Returns the unescaped character.
 */
var unescapeHtmlChar = basePropertyOf(htmlUnescapes);

module.exports = unescapeHtmlChar;


code:
/** Used to compose unicode character classes. */
var rsAstralRange = '\\ud800-\\udfff',
    rsComboMarksRange = '\\u0300-\\u036f',
    reComboHalfMarksRange = '\\ufe20-\\ufe2f',
    rsComboSymbolsRange = '\\u20d0-\\u20ff',
    rsComboRange = rsComboMarksRange + reComboHalfMarksRange + rsComboSymbolsRange,
    rsVarRange = '\\ufe0e\\ufe0f';

/** Used to compose unicode capture groups. */
var rsAstral = '[' + rsAstralRange + ']',
    rsCombo = '[' + rsComboRange + ']',
    rsFitz = '\\ud83c[\\udffb-\\udfff]',
    rsModifier = '(?:' + rsCombo + '|' + rsFitz + ')',
    rsNonAstral = '[^' + rsAstralRange + ']',
    rsRegional = '(?:\\ud83c[\\udde6-\\uddff]){2}',
    rsSurrPair = '[\\ud800-\\udbff][\\udc00-\\udfff]',
    rsZWJ = '\\u200d';

/** Used to compose unicode regexes. */
var reOptMod = rsModifier + '?',
    rsOptVar = '[' + rsVarRange + ']?',
    rsOptJoin = '(?:' + rsZWJ + '(?:' + [rsNonAstral, rsRegional, rsSurrPair].join('|') + ')' + rsOptVar + reOptMod + ')*',
    rsSeq = rsOptVar + reOptMod + rsOptJoin,
    rsSymbol = '(?:' + [rsNonAstral + rsCombo + '?', rsCombo, rsRegional, rsSurrPair, rsAstral].join('|') + ')';

/** Used to match [string symbols](https://mathiasbynens.be/notes/javascript-unicode). */
var reUnicode = RegExp(rsFitz + '(?=' + rsFitz + ')|' + rsSymbol + rsSeq, 'g');

/**
 * Gets the size of a Unicode `string`.
 *
 * @private
 * @param {string} string The string inspect.
 * @returns {number} Returns the string size.
 */
function unicodeSize(string) {
  var result = reUnicode.lastIndex = 0;
  while (reUnicode.test(string)) {
    ++result;
  }
  return result;
}

module.exports = unicodeSize;


code:
/** Used to compose unicode character classes. */
var rsAstralRange = '\\ud800-\\udfff',
    rsComboMarksRange = '\\u0300-\\u036f',
    reComboHalfMarksRange = '\\ufe20-\\ufe2f',
    rsComboSymbolsRange = '\\u20d0-\\u20ff',
    rsComboRange = rsComboMarksRange + reComboHalfMarksRange + rsComboSymbolsRange,
    rsVarRange = '\\ufe0e\\ufe0f';

/** Used to compose unicode capture groups. */
var rsAstral = '[' + rsAstralRange + ']',
    rsCombo = '[' + rsComboRange + ']',
    rsFitz = '\\ud83c[\\udffb-\\udfff]',
    rsModifier = '(?:' + rsCombo + '|' + rsFitz + ')',
    rsNonAstral = '[^' + rsAstralRange + ']',
    rsRegional = '(?:\\ud83c[\\udde6-\\uddff]){2}',
    rsSurrPair = '[\\ud800-\\udbff][\\udc00-\\udfff]',
    rsZWJ = '\\u200d';

/** Used to compose unicode regexes. */
var reOptMod = rsModifier + '?',
    rsOptVar = '[' + rsVarRange + ']?',
    rsOptJoin = '(?:' + rsZWJ + '(?:' + [rsNonAstral, rsRegional, rsSurrPair].join('|') + ')' + rsOptVar + reOptMod + ')*',
    rsSeq = rsOptVar + reOptMod + rsOptJoin,
    rsSymbol = '(?:' + [rsNonAstral + rsCombo + '?', rsCombo, rsRegional, rsSurrPair, rsAstral].join('|') + ')';

/** Used to match [string symbols](https://mathiasbynens.be/notes/javascript-unicode). */
var reUnicode = RegExp(rsFitz + '(?=' + rsFitz + ')|' + rsSymbol + rsSeq, 'g');

/**
 * Converts a Unicode `string` to an array.
 *
 * @private
 * @param {string} string The string to convert.
 * @returns {Array} Returns the converted array.
 */
function unicodeToArray(string) {
  return string.match(reUnicode) || [];
}

module.exports = unicodeToArray;


code:
/** 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]",
    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;

/** 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');

/**
 * Splits a Unicode `string` into an array of its words.
 *
 * @private
 * @param {string} The string to inspect.
 * @returns {Array} Returns the words of `string`.
 */
function unicodeWords(string) {
  return string.match(reUnicodeWord) || [];
}

module.exports = unicodeWords;


code:
var arrayEach = require('./_arrayEach'),
    arrayIncludes = require('./_arrayIncludes');

/** Used to compose bitmasks for function metadata. */
var WRAP_BIND_FLAG = 1,
    WRAP_BIND_KEY_FLAG = 2,
    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 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]
];

/**
 * Updates wrapper `details` based on `bitmask` flags.
 *
 * @private
 * @returns {Array} details The details to modify.
 * @param {number} bitmask The bitmask flags. See `createWrap` for more details.
 * @returns {Array} Returns `details`.
 */
function updateWrapDetails(details, bitmask) {
  arrayEach(wrapFlags, function(pair) {
    var value = '_.' + pair[0];
    if ((bitmask & pair[1]) && !arrayIncludes(details, value)) {
      details.push(value);
    }
  });
  return details.sort();
}

module.exports = updateWrapDetails;


code:
var LazyWrapper = require('./_LazyWrapper'),
    LodashWrapper = require('./_LodashWrapper'),
    copyArray = require('./_copyArray');

/**
 * Creates a clone of `wrapper`.
 *
 * @private
 * @param {Object} wrapper The wrapper to clone.
 * @returns {Object} Returns the cloned wrapper.
 */
function wrapperClone(wrapper) {
  if (wrapper instanceof LazyWrapper) {
    return wrapper.clone();
  }
  var result = new LodashWrapper(wrapper.__wrapped__, wrapper.__chain__);
  result.__actions__ = copyArray(wrapper.__actions__);
  result.__index__  = wrapper.__index__;
  result.__values__ = wrapper.__values__;
  return result;
}

module.exports = wrapperClone;


code:
var createMathOperation = require('./_createMathOperation');

/**
 * Adds two numbers.
 *
 * @static
 * @memberOf _
 * @since 3.4.0
 * @category Math
 * @param {number} augend The first number in an addition.
 * @param {number} addend The second number in an addition.
 * @returns {number} Returns the total.
 * @example
 *
 * _.add(6, 4);
 * // => 10
 */
var add = createMathOperation(function(augend, addend) {
  return augend + addend;
}, 0);

module.exports = add;


code:
var toInteger = require('./toInteger');

/** Error message constants. */
var FUNC_ERROR_TEXT = 'Expected a function';

/**
 * The opposite of `_.before`; this method creates a function that invokes
 * `func` once it's called `n` or more times.
 *
 * @static
 * @memberOf _
 * @since 0.1.0
 * @category Function
 * @param {number} n The number of calls before `func` is invoked.
 * @param {Function} func The function to restrict.
 * @returns {Function} Returns the new restricted function.
 * @example
 *
 * var saves = ['profile', 'settings'];
 *
 * var done = _.after(saves.length, function() {
 *   console.log('done saving!');
 * });
 *
 * _.forEach(saves, function(type) {
 *   asyncSave({ 'type': type, 'complete': done });
 * });
 * // => Logs 'done saving!' after the two async saves have completed.
 */
function after(n, func) {
  if (typeof func != 'function') {
    throw new TypeError(FUNC_ERROR_TEXT);
  }
  n = toInteger(n);
  return function() {
    if (--n < 1) {
      return func.apply(this, arguments);
    }
  };
}

module.exports = after;


code:
module.exports = {
  'chunk': require('./chunk'),
  'compact': require('./compact'),
  'concat': require('./concat'),
  'difference': require('./difference'),
  'differenceBy': require('./differenceBy'),
  'differenceWith': require('./differenceWith'),
  'drop': require('./drop'),
  'dropRight': require('./dropRight'),
  'dropRightWhile': require('./dropRightWhile'),
  'dropWhile': require('./dropWhile'),
  'fill': require('./fill'),
  'findIndex': require('./findIndex'),
  'findLastIndex': require('./findLastIndex'),
  'first': require('./first'),
  'flatten': require('./flatten'),
  'flattenDeep': require('./flattenDeep'),
  'flattenDepth': require('./flattenDepth'),
  'fromPairs': require('./fromPairs'),
  'head': require('./head'),
  'indexOf': require('./indexOf'),
  'initial': require('./initial'),
  'intersection': require('./intersection'),
  'intersectionBy': require('./intersectionBy'),
  'intersectionWith': require('./intersectionWith'),
  'join': require('./join'),
  'last': require('./last'),
  'lastIndexOf': require('./lastIndexOf'),
  'nth': require('./nth'),
  'pull': require('./pull'),
  'pullAll': require('./pullAll'),
  'pullAllBy': require('./pullAllBy'),
  'pullAllWith': require('./pullAllWith'),
  'pullAt': require('./pullAt'),
  'remove': require('./remove'),
  'reverse': require('./reverse'),
  'slice': require('./slice'),
  'sortedIndex': require('./sortedIndex'),
  'sortedIndexBy': require('./sortedIndexBy'),
  'sortedIndexOf': require('./sortedIndexOf'),
  'sortedLastIndex': require('./sortedLastIndex'),
  'sortedLastIndexBy': require('./sortedLastIndexBy'),
  'sortedLastIndexOf': require('./sortedLastIndexOf'),
  'sortedUniq': require('./sortedUniq'),
  'sortedUniqBy': require('./sortedUniqBy'),
  'tail': require('./tail'),
  'take': require('./take'),
  'takeRight': require('./takeRight'),
  'takeRightWhile': require('./takeRightWhile'),
  'takeWhile': require('./takeWhile'),
  'union': require('./union'),
  'unionBy': require('./unionBy'),
  'unionWith': require('./unionWith'),
  'uniq': require('./uniq'),
  'uniqBy': require('./uniqBy'),
  'uniqWith': require('./uniqWith'),
  'unzip': require('./unzip'),
  'unzipWith': require('./unzipWith'),
  'without': require('./without'),
  'xor': require('./xor'),
  'xorBy': require('./xorBy'),
  'xorWith': require('./xorWith'),
  'zip': require('./zip'),
  'zipObject': require('./zipObject'),
  'zipObjectDeep': require('./zipObjectDeep'),
  'zipWith': require('./zipWith')
};


code:
var createWrap = require('./_createWrap');

/** Used to compose bitmasks for function metadata. */
var WRAP_ARY_FLAG = 128;

/**
 * Creates a function that invokes `func`, with up to `n` arguments,
 * ignoring any additional arguments.
 *
 * @static
 * @memberOf _
 * @since 3.0.0
 * @category Function
 * @param {Function} func The function to cap arguments for.
 * @param {number} [n=func.length] The arity cap.
 * @param- {Object} [guard] Enables use as an iteratee for methods like `_.map`.
 * @returns {Function} Returns the new capped function.
 * @example
 *
 * _.map(['6', '8', '10'], _.ary(parseInt, 1));
 * // => [6, 8, 10]
 */
function ary(func, n, guard) {
  n = guard ? undefined : n;
  n = (func && n == null) ? func.length : n;
  return createWrap(func, WRAP_ARY_FLAG, undefined, undefined, undefined, undefined, n);
}

module.exports = ary;


code:
var assignValue = require('./_assignValue'),
    copyObject = require('./_copyObject'),
    createAssigner = require('./_createAssigner'),
    isArrayLike = require('./isArrayLike'),
    isPrototype = require('./_isPrototype'),
    keys = require('./keys');

/** Used for built-in method references. */
var objectProto = Object.prototype;

/** Used to check objects for own properties. */
var hasOwnProperty = objectProto.hasOwnProperty;

/**
 * Assigns own enumerable string keyed properties of source objects to the
 * destination object. Source objects are applied from left to right.
 * Subsequent sources overwrite property assignments of previous sources.
 *
 * **Note:** This method mutates `object` and is loosely based on
 * [`Object.assign`](https://mdn.io/Object/assign).
 *
 * @static
 * @memberOf _
 * @since 0.10.0
 * @category Object
 * @param {Object} object The destination object.
 * @param {...Object} [sources] The source objects.
 * @returns {Object} Returns `object`.
 * @see _.assignIn
 * @example
 *
 * function Foo() {
 *   this.a = 1;
 * }
 *
 * function Bar() {
 *   this.c = 3;
 * }
 *
 * Foo.prototype.b = 2;
 * Bar.prototype.d = 4;
 *
 * _.assign({ 'a': 0 }, new Foo, new Bar);
 * // => { 'a': 1, 'c': 3 }
 */
var assign = createAssigner(function(object, source) {
  if (isPrototype(source) || isArrayLike(source)) {
    copyObject(source, keys(source), object);
    return;
  }
  for (var key in source) {
    if (hasOwnProperty.call(source, key)) {
      assignValue(object, key, source[key]);
    }
  }
});

module.exports = assign;


code:
var copyObject = require('./_copyObject'),
    createAssigner = require('./_createAssigner'),
    keysIn = require('./keysIn');

/**
 * This method is like `_.assign` except that it iterates over own and
 * inherited source properties.
 *
 * **Note:** This method mutates `object`.
 *
 * @static
 * @memberOf _
 * @since 4.0.0
 * @alias extend
 * @category Object
 * @param {Object} object The destination object.
 * @param {...Object} [sources] The source objects.
 * @returns {Object} Returns `object`.
 * @see _.assign
 * @example
 *
 * function Foo() {
 *   this.a = 1;
 * }
 *
 * function Bar() {
 *   this.c = 3;
 * }
 *
 * Foo.prototype.b = 2;
 * Bar.prototype.d = 4;
 *
 * _.assignIn({ 'a': 0 }, new Foo, new Bar);
 * // => { 'a': 1, 'b': 2, 'c': 3, 'd': 4 }
 */
var assignIn = createAssigner(function(object, source) {
  copyObject(source, keysIn(source), object);
});

module.exports = assignIn;


code:
var copyObject = require('./_copyObject'),
    createAssigner = require('./_createAssigner'),
    keysIn = require('./keysIn');

/**
 * This method is like `_.assignIn` except that it accepts `customizer`
 * which is invoked to produce the assigned values. If `customizer` returns
 * `undefined`, assignment is handled by the method instead. The `customizer`
 * is invoked with five arguments: (objValue, srcValue, key, object, source).
 *
 * **Note:** This method mutates `object`.
 *
 * @static
 * @memberOf _
 * @since 4.0.0
 * @alias extendWith
 * @category Object
 * @param {Object} object The destination object.
 * @param {...Object} sources The source objects.
 * @param {Function} [customizer] The function to customize assigned values.
 * @returns {Object} Returns `object`.
 * @see _.assignWith
 * @example
 *
 * function customizer(objValue, srcValue) {
 *   return _.isUndefined(objValue) ? srcValue : objValue;
 * }
 *
 * var defaults = _.partialRight(_.assignInWith, customizer);
 *
 * defaults({ 'a': 1 }, { 'b': 2 }, { 'a': 3 });
 * // => { 'a': 1, 'b': 2 }
 */
var assignInWith = createAssigner(function(object, source, srcIndex, customizer) {
  copyObject(source, keysIn(source), object, customizer);
});

module.exports = assignInWith;


code:
var copyObject = require('./_copyObject'),
    createAssigner = require('./_createAssigner'),
    keys = require('./keys');

/**
 * This method is like `_.assign` except that it accepts `customizer`
 * which is invoked to produce the assigned values. If `customizer` returns
 * `undefined`, assignment is handled by the method instead. The `customizer`
 * is invoked with five arguments: (objValue, srcValue, key, object, source).
 *
 * **Note:** This method mutates `object`.
 *
 * @static
 * @memberOf _
 * @since 4.0.0
 * @category Object
 * @param {Object} object The destination object.
 * @param {...Object} sources The source objects.
 * @param {Function} [customizer] The function to customize assigned values.
 * @returns {Object} Returns `object`.
 * @see _.assignInWith
 * @example
 *
 * function customizer(objValue, srcValue) {
 *   return _.isUndefined(objValue) ? srcValue : objValue;
 * }
 *
 * var defaults = _.partialRight(_.assignWith, customizer);
 *
 * defaults({ 'a': 1 }, { 'b': 2 }, { 'a': 3 });
 * // => { 'a': 1, 'b': 2 }
 */
var assignWith = createAssigner(function(object, source, srcIndex, customizer) {
  copyObject(source, keys(source), object, customizer);
});

module.exports = assignWith;


code:
var baseAt = require('./_baseAt'),
    flatRest = require('./_flatRest');

/**
 * Creates an array of values corresponding to `paths` of `object`.
 *
 * @static
 * @memberOf _
 * @since 1.0.0
 * @category Object
 * @param {Object} object The object to iterate over.
 * @param {...(string|string[])} [paths] The property paths to pick.
 * @returns {Array} Returns the picked values.
 * @example
 *
 * var object = { 'a': [{ 'b': { 'c': 3 } }, 4] };
 *
 * _.at(object, ['a[0].b.c', 'a[1]']);
 * // => [3, 4]
 */
var at = flatRest(baseAt);

module.exports = at;


code:
var apply = require('./_apply'),
    baseRest = require('./_baseRest'),
    isError = require('./isError');

/**
 * Attempts to invoke `func`, returning either the result or the caught error
 * object. Any additional arguments are provided to `func` when it's invoked.
 *
 * @static
 * @memberOf _
 * @since 3.0.0
 * @category Util
 * @param {Function} func The function to attempt.
 * @param {...*} [args] The arguments to invoke `func` with.
 * @returns {*} Returns the `func` result or error object.
 * @example
 *
 * // Avoid throwing errors for invalid selectors.
 * var elements = _.attempt(function(selector) {
 *   return document.querySelectorAll(selector);
 * }, '>_>');
 *
 * if (_.isError(elements)) {
 *   elements = [];
 * }
 */
var attempt = baseRest(function(func, args) {
  try {
    return apply(func, undefined, args);
  } catch (e) {
    return isError(e) ? e : new Error(e);
  }
});

module.exports = attempt;


code:
var toInteger = require('./toInteger');

/** Error message constants. */
var FUNC_ERROR_TEXT = 'Expected a function';

/**
 * Creates a function that invokes `func`, with the `this` binding and arguments
 * of the created function, while it's called less than `n` times. Subsequent
 * calls to the created function return the result of the last `func` invocation.
 *
 * @static
 * @memberOf _
 * @since 3.0.0
 * @category Function
 * @param {number} n The number of calls at which `func` is no longer invoked.
 * @param {Function} func The function to restrict.
 * @returns {Function} Returns the new restricted function.
 * @example
 *
 * jQuery(element).on('click', _.before(5, addContactToList));
 * // => Allows adding up to 4 contacts to the list.
 */
function before(n, func) {
  var result;
  if (typeof func != 'function') {
    throw new TypeError(FUNC_ERROR_TEXT);
  }
  n = toInteger(n);
  return function() {
    if (--n > 0) {
      result = func.apply(this, arguments);
    }
    if (n <= 1) {
      func = undefined;
    }
    return result;
  };
}

module.exports = before;


code:
var baseRest = require('./_baseRest'),
    createWrap = require('./_createWrap'),
    getHolder = require('./_getHolder'),
    replaceHolders = require('./_replaceHolders');

/** Used to compose bitmasks for function metadata. */
var WRAP_BIND_FLAG = 1,
    WRAP_PARTIAL_FLAG = 32;

/**
 * Creates a function that invokes `func` with the `this` binding of `thisArg`
 * and `partials` prepended to the arguments it receives.
 *
 * The `_.bind.placeholder` value, which defaults to `_` in monolithic builds,
 * may be used as a placeholder for partially applied arguments.
 *
 * **Note:** Unlike native `Function#bind`, this method doesn't set the "length"
 * property of bound functions.
 *
 * @static
 * @memberOf _
 * @since 0.1.0
 * @category Function
 * @param {Function} func The function to bind.
 * @param {*} thisArg The `this` binding of `func`.
 * @param {...*} [partials] The arguments to be partially applied.
 * @returns {Function} Returns the new bound function.
 * @example
 *
 * function greet(greeting, punctuation) {
 *   return greeting + ' ' + this.user + punctuation;
 * }
 *
 * var object = { 'user': 'fred' };
 *
 * var bound = _.bind(greet, object, 'hi');
 * bound('!');
 * // => 'hi fred!'
 *
 * // Bound with placeholders.
 * var bound = _.bind(greet, object, _, '!');
 * bound('hi');
 * // => 'hi fred!'
 */
var bind = baseRest(function(func, thisArg, partials) {
  var bitmask = WRAP_BIND_FLAG;
  if (partials.length) {
    var holders = replaceHolders(partials, getHolder(bind));
    bitmask |= WRAP_PARTIAL_FLAG;
  }
  return createWrap(func, bitmask, thisArg, partials, holders);
});

// Assign default placeholders.
bind.placeholder = {};

module.exports = bind;


code:
var arrayEach = require('./_arrayEach'),
    baseAssignValue = require('./_baseAssignValue'),
    bind = require('./bind'),
    flatRest = require('./_flatRest'),
    toKey = require('./_toKey');

/**
 * Binds methods of an object to the object itself, overwriting the existing
 * method.
 *
 * **Note:** This method doesn't set the "length" property of bound functions.
 *
 * @static
 * @since 0.1.0
 * @memberOf _
 * @category Util
 * @param {Object} object The object to bind and assign the bound methods to.
 * @param {...(string|string[])} methodNames The object method names to bind.
 * @returns {Object} Returns `object`.
 * @example
 *
 * var view = {
 *   'label': 'docs',
 *   'click': function() {
 *     console.log('clicked ' + this.label);
 *   }
 * };
 *
 * _.bindAll(view, ['click']);
 * jQuery(element).on('click', view.click);
 * // => Logs 'clicked docs' when clicked.
 */
var bindAll = flatRest(function(object, methodNames) {
  arrayEach(methodNames, function(key) {
    key = toKey(key);
    baseAssignValue(object, key, bind(object[key], object));
  });
  return object;
});

module.exports = bindAll;


code:
var baseRest = require('./_baseRest'),
    createWrap = require('./_createWrap'),
    getHolder = require('./_getHolder'),
    replaceHolders = require('./_replaceHolders');

/** Used to compose bitmasks for function metadata. */
var WRAP_BIND_FLAG = 1,
    WRAP_BIND_KEY_FLAG = 2,
    WRAP_PARTIAL_FLAG = 32;

/**
 * Creates a function that invokes the method at `object[key]` with `partials`
 * prepended to the arguments it receives.
 *
 * This method differs from `_.bind` by allowing bound functions to reference
 * methods that may be redefined or don't yet exist. See
 * [Peter Michaux's article](http://peter.michaux.ca/articles/lazy-function-definition-pattern)
 * for more details.
 *
 * The `_.bindKey.placeholder` value, which defaults to `_` in monolithic
 * builds, may be used as a placeholder for partially applied arguments.
 *
 * @static
 * @memberOf _
 * @since 0.10.0
 * @category Function
 * @param {Object} object The object to invoke the method on.
 * @param {string} key The key of the method.
 * @param {...*} [partials] The arguments to be partially applied.
 * @returns {Function} Returns the new bound function.
 * @example
 *
 * var object = {
 *   'user': 'fred',
 *   'greet': function(greeting, punctuation) {
 *     return greeting + ' ' + this.user + punctuation;
 *   }
 * };
 *
 * var bound = _.bindKey(object, 'greet', 'hi');
 * bound('!');
 * // => 'hi fred!'
 *
 * object.greet = function(greeting, punctuation) {
 *   return greeting + 'ya ' + this.user + punctuation;
 * };
 *
 * bound('!');
 * // => 'hiya fred!'
 *
 * // Bound with placeholders.
 * var bound = _.bindKey(object, 'greet', _, '!');
 * bound('hi');
 * // => 'hiya fred!'
 */
var bindKey = baseRest(function(object, key, partials) {
  var bitmask = WRAP_BIND_FLAG | WRAP_BIND_KEY_FLAG;
  if (partials.length) {
    var holders = replaceHolders(partials, getHolder(bindKey));
    bitmask |= WRAP_PARTIAL_FLAG;
  }
  return createWrap(key, bitmask, object, partials, holders);
});

// Assign default placeholders.
bindKey.placeholder = {};

module.exports = bindKey;


code:
var capitalize = require('./capitalize'),
    createCompounder = require('./_createCompounder');

/**
 * Converts `string` to [camel case](https://en.wikipedia.org/wiki/CamelCase).
 *
 * @static
 * @memberOf _
 * @since 3.0.0
 * @category String
 * @param {string} [string=''] The string to convert.
 * @returns {string} Returns the camel cased string.
 * @example
 *
 * _.camelCase('Foo Bar');
 * // => 'fooBar'
 *
 * _.camelCase('--foo-bar--');
 * // => 'fooBar'
 *
 * _.camelCase('__FOO_BAR__');
 * // => 'fooBar'
 */
var camelCase = createCompounder(function(result, word, index) {
  word = word.toLowerCase();
  return result + (index ? capitalize(word) : word);
});

module.exports = camelCase;


code:
var toString = require('./toString'),
    upperFirst = require('./upperFirst');

/**
 * Converts the first character of `string` to upper case and the remaining
 * to lower case.
 *
 * @static
 * @memberOf _
 * @since 3.0.0
 * @category String
 * @param {string} [string=''] The string to capitalize.
 * @returns {string} Returns the capitalized string.
 * @example
 *
 * _.capitalize('FRED');
 * // => 'Fred'
 */
function capitalize(string) {
  return upperFirst(toString(string).toLowerCase());
}

module.exports = capitalize;


code:
var isArray = require('./isArray');

/**
 * Casts `value` as an array if it's not one.
 *
 * @static
 * @memberOf _
 * @since 4.4.0
 * @category Lang
 * @param {*} value The value to inspect.
 * @returns {Array} Returns the cast array.
 * @example
 *
 * _.castArray(1);
 * // => [1]
 *
 * _.castArray({ 'a': 1 });
 * // => [{ 'a': 1 }]
 *
 * _.castArray('abc');
 * // => ['abc']
 *
 * _.castArray(null);
 * // => [null]
 *
 * _.castArray(undefined);
 * // => [undefined]
 *
 * _.castArray();
 * // => []
 *
 * var array = [1, 2, 3];
 * console.log(_.castArray(array) === array);
 * // => true
 */
function castArray() {
  if (!arguments.length) {
    return [];
  }
  var value = arguments[0];
  return isArray(value) ? value : [value];
}

module.exports = castArray;


code:
var createRound = require('./_createRound');

/**
 * Computes `number` rounded up to `precision`.
 *
 * @static
 * @memberOf _
 * @since 3.10.0
 * @category Math
 * @param {number} number The number to round up.
 * @param {number} [precision=0] The precision to round up to.
 * @returns {number} Returns the rounded up number.
 * @example
 *
 * _.ceil(4.006);
 * // => 5
 *
 * _.ceil(6.004, 2);
 * // => 6.01
 *
 * _.ceil(6040, -2);
 * // => 6100
 */
var ceil = createRound('ceil');

module.exports = ceil;


code:
var lodash = require('./wrapperLodash');

/**
 * Creates a `lodash` wrapper instance that wraps `value` with explicit method
 * chain sequences enabled. The result of such sequences must be unwrapped
 * with `_#value`.
 *
 * @static
 * @memberOf _
 * @since 1.3.0
 * @category Seq
 * @param {*} value The value to wrap.
 * @returns {Object} Returns the new `lodash` wrapper instance.
 * @example
 *
 * var users = [
 *   { 'user': 'barney',  'age': 36 },
 *   { 'user': 'fred',    'age': 40 },
 *   { 'user': 'pebbles', 'age': 1 }
 * ];
 *
 * var youngest = _
 *   .chain(users)
 *   .sortBy('age')
 *   .map(function(o) {
 *     return o.user + ' is ' + o.age;
 *   })
 *   .head()
 *   .value();
 * // => 'pebbles is 1'
 */
function chain(value) {
  var result = lodash(value);
  result.__chain__ = true;
  return result;
}

module.exports = chain;


code:
var baseSlice = require('./_baseSlice'),
    isIterateeCall = require('./_isIterateeCall'),
    toInteger = require('./toInteger');

/* Built-in method references for those with the same name as other `lodash` methods. */
var nativeCeil = Math.ceil,
    nativeMax = Math.max;

/**
 * Creates an array of elements split into groups the length of `size`.
 * If `array` can't be split evenly, the final chunk will be the remaining
 * elements.
 *
 * @static
 * @memberOf _
 * @since 3.0.0
 * @category Array
 * @param {Array} array The array to process.
 * @param {number} [size=1] The length of each chunk
 * @param- {Object} [guard] Enables use as an iteratee for methods like `_.map`.
 * @returns {Array} Returns the new array of chunks.
 * @example
 *
 * _.chunk(['a', 'b', 'c', 'd'], 2);
 * // => [['a', 'b'], ['c', 'd']]
 *
 * _.chunk(['a', 'b', 'c', 'd'], 3);
 * // => [['a', 'b', 'c'], ['d']]
 */
function chunk(array, size, guard) {
  if ((guard ? isIterateeCall(array, size, guard) : size === undefined)) {
    size = 1;
  } else {
    size = nativeMax(toInteger(size), 0);
  }
  var length = array == null ? 0 : array.length;
  if (!length || size < 1) {
    return [];
  }
  var index = 0,
      resIndex = 0,
      result = Array(nativeCeil(length / size));

  while (index < length) {
    result[resIndex++] = baseSlice(array, index, (index += size));
  }
  return result;
}

module.exports = chunk;


code:
var baseClamp = require('./_baseClamp'),
    toNumber = require('./toNumber');

/**
 * Clamps `number` within the inclusive `lower` and `upper` bounds.
 *
 * @static
 * @memberOf _
 * @since 4.0.0
 * @category Number
 * @param {number} number The number to clamp.
 * @param {number} [lower] The lower bound.
 * @param {number} upper The upper bound.
 * @returns {number} Returns the clamped number.
 * @example
 *
 * _.clamp(-10, -5, 5);
 * // => -5
 *
 * _.clamp(10, -5, 5);
 * // => 5
 */
function clamp(number, lower, upper) {
  if (upper === undefined) {
    upper = lower;
    lower = undefined;
  }
  if (upper !== undefined) {
    upper = toNumber(upper);
    upper = upper === upper ? upper : 0;
  }
  if (lower !== undefined) {
    lower = toNumber(lower);
    lower = lower === lower ? lower : 0;
  }
  return baseClamp(toNumber(number), lower, upper);
}

module.exports = clamp;


code:
var baseClone = require('./_baseClone');

/** Used to compose bitmasks for cloning. */
var CLONE_SYMBOLS_FLAG = 4;

/**
 * Creates a shallow clone of `value`.
 *
 * **Note:** This method is loosely based on the
 * [structured clone algorithm](https://mdn.io/Structured_clone_algorithm)
 * and supports cloning arrays, array buffers, booleans, date objects, maps,
 * numbers, `Object` objects, regexes, sets, strings, symbols, and typed
 * arrays. The own enumerable properties of `arguments` objects are cloned
 * as plain objects. An empty object is returned for uncloneable values such
 * as error objects, functions, DOM nodes, and WeakMaps.
 *
 * @static
 * @memberOf _
 * @since 0.1.0
 * @category Lang
 * @param {*} value The value to clone.
 * @returns {*} Returns the cloned value.
 * @see _.cloneDeep
 * @example
 *
 * var objects = [{ 'a': 1 }, { 'b': 2 }];
 *
 * var shallow = _.clone(objects);
 * console.log(shallow[0] === objects[0]);
 * // => true
 */
function clone(value) {
  return baseClone(value, CLONE_SYMBOLS_FLAG);
}

module.exports = clone;


code:
var baseClone = require('./_baseClone');

/** Used to compose bitmasks for cloning. */
var CLONE_DEEP_FLAG = 1,
    CLONE_SYMBOLS_FLAG = 4;

/**
 * This method is like `_.clone` except that it recursively clones `value`.
 *
 * @static
 * @memberOf _
 * @since 1.0.0
 * @category Lang
 * @param {*} value The value to recursively clone.
 * @returns {*} Returns the deep cloned value.
 * @see _.clone
 * @example
 *
 * var objects = [{ 'a': 1 }, { 'b': 2 }];
 *
 * var deep = _.cloneDeep(objects);
 * console.log(deep[0] === objects[0]);
 * // => false
 */
function cloneDeep(value) {
  return baseClone(value, CLONE_DEEP_FLAG | CLONE_SYMBOLS_FLAG);
}

module.exports = cloneDeep;


code:
var baseClone = require('./_baseClone');

/** Used to compose bitmasks for cloning. */
var CLONE_DEEP_FLAG = 1,
    CLONE_SYMBOLS_FLAG = 4;

/**
 * This method is like `_.cloneWith` except that it recursively clones `value`.
 *
 * @static
 * @memberOf _
 * @since 4.0.0
 * @category Lang
 * @param {*} value The value to recursively clone.
 * @param {Function} [customizer] The function to customize cloning.
 * @returns {*} Returns the deep cloned value.
 * @see _.cloneWith
 * @example
 *
 * function customizer(value) {
 *   if (_.isElement(value)) {
 *     return value.cloneNode(true);
 *   }
 * }
 *
 * var el = _.cloneDeepWith(document.body, customizer);
 *
 * console.log(el === document.body);
 * // => false
 * console.log(el.nodeName);
 * // => 'BODY'
 * console.log(el.childNodes.length);
 * // => 20
 */
function cloneDeepWith(value, customizer) {
  customizer = typeof customizer == 'function' ? customizer : undefined;
  return baseClone(value, CLONE_DEEP_FLAG | CLONE_SYMBOLS_FLAG, customizer);
}

module.exports = cloneDeepWith;


code:
var baseClone = require('./_baseClone');

/** Used to compose bitmasks for cloning. */
var CLONE_SYMBOLS_FLAG = 4;

/**
 * This method is like `_.clone` except that it accepts `customizer` which
 * is invoked to produce the cloned value. If `customizer` returns `undefined`,
 * cloning is handled by the method instead. The `customizer` is invoked with
 * up to four arguments; (value [, index|key, object, stack]).
 *
 * @static
 * @memberOf _
 * @since 4.0.0
 * @category Lang
 * @param {*} value The value to clone.
 * @param {Function} [customizer] The function to customize cloning.
 * @returns {*} Returns the cloned value.
 * @see _.cloneDeepWith
 * @example
 *
 * function customizer(value) {
 *   if (_.isElement(value)) {
 *     return value.cloneNode(false);
 *   }
 * }
 *
 * var el = _.cloneWith(document.body, customizer);
 *
 * console.log(el === document.body);
 * // => false
 * console.log(el.nodeName);
 * // => 'BODY'
 * console.log(el.childNodes.length);
 * // => 0
 */
function cloneWith(value, customizer) {
  customizer = typeof customizer == 'function' ? customizer : undefined;
  return baseClone(value, CLONE_SYMBOLS_FLAG, customizer);
}

module.exports = cloneWith;


code:
module.exports = {
  'countBy': require('./countBy'),
  'each': require('./each'),
  'eachRight': require('./eachRight'),
  'every': require('./every'),
  'filter': require('./filter'),
  'find': require('./find'),
  'findLast': require('./findLast'),
  'flatMap': require('./flatMap'),
  'flatMapDeep': require('./flatMapDeep'),
  'flatMapDepth': require('./flatMapDepth'),
  'forEach': require('./forEach'),
  'forEachRight': require('./forEachRight'),
  'groupBy': require('./groupBy'),
  'includes': require('./includes'),
  'invokeMap': require('./invokeMap'),
  'keyBy': require('./keyBy'),
  'map': require('./map'),
  'orderBy': require('./orderBy'),
  'partition': require('./partition'),
  'reduce': require('./reduce'),
  'reduceRight': require('./reduceRight'),
  'reject': require('./reject'),
  'sample': require('./sample'),
  'sampleSize': require('./sampleSize'),
  'shuffle': require('./shuffle'),
  'size': require('./size'),
  'some': require('./some'),
  'sortBy': require('./sortBy')
};


code:
var LodashWrapper = require('./_LodashWrapper');

/**
 * Executes the chain sequence and returns the wrapped result.
 *
 * @name commit
 * @memberOf _
 * @since 3.2.0
 * @category Seq
 * @returns {Object} Returns the new `lodash` wrapper instance.
 * @example
 *
 * var array = [1, 2];
 * var wrapped = _(array).push(3);
 *
 * console.log(array);
 * // => [1, 2]
 *
 * wrapped = wrapped.commit();
 * console.log(array);
 * // => [1, 2, 3]
 *
 * wrapped.last();
 * // => 3
 *
 * console.log(array);
 * // => [1, 2, 3]
 */
function wrapperCommit() {
  return new LodashWrapper(this.value(), this.__chain__);
}

module.exports = wrapperCommit;


code:
/**
 * Creates an array with all falsey values removed. The values `false`, `null`,
 * `0`, `""`, `undefined`, and `NaN` are falsey.
 *
 * @static
 * @memberOf _
 * @since 0.1.0
 * @category Array
 * @param {Array} array The array to compact.
 * @returns {Array} Returns the new array of filtered values.
 * @example
 *
 * _.compact([0, 1, false, 2, '', 3]);
 * // => [1, 2, 3]
 */
function compact(array) {
  var index = -1,
      length = array == null ? 0 : array.length,
      resIndex = 0,
      result = [];

  while (++index < length) {
    var value = array[index];
    if (value) {
      result[resIndex++] = value;
    }
  }
  return result;
}

module.exports = compact;


code:
var arrayPush = require('./_arrayPush'),
    baseFlatten = require('./_baseFlatten'),
    copyArray = require('./_copyArray'),
    isArray = require('./isArray');

/**
 * Creates a new array concatenating `array` with any additional arrays
 * and/or values.
 *
 * @static
 * @memberOf _
 * @since 4.0.0
 * @category Array
 * @param {Array} array The array to concatenate.
 * @param {...*} [values] The values to concatenate.
 * @returns {Array} Returns the new concatenated array.
 * @example
 *
 * var array = [1];
 * var other = _.concat(array, 2, [3], [[4]]);
 *
 * console.log(other);
 * // => [1, 2, 3, [4]]
 *
 * console.log(array);
 * // => [1]
 */
function concat() {
  var length = arguments.length;
  if (!length) {
    return [];
  }
  var args = Array(length - 1),
      array = arguments[0],
      index = length;

  while (index--) {
    args[index - 1] = arguments[index];
  }
  return arrayPush(isArray(array) ? copyArray(array) : [array], baseFlatten(args, 1));
}

module.exports = concat;


code:
var apply = require('./_apply'),
    arrayMap = require('./_arrayMap'),
    baseIteratee = require('./_baseIteratee'),
    baseRest = require('./_baseRest');

/** Error message constants. */
var FUNC_ERROR_TEXT = 'Expected a function';

/**
 * Creates a function that iterates over `pairs` and invokes the corresponding
 * function of the first predicate to return truthy. The predicate-function
 * pairs are invoked with the `this` binding and arguments of the created
 * function.
 *
 * @static
 * @memberOf _
 * @since 4.0.0
 * @category Util
 * @param {Array} pairs The predicate-function pairs.
 * @returns {Function} Returns the new composite function.
 * @example
 *
 * var func = _.cond([
 *   [_.matches({ 'a': 1 }),           _.constant('matches A')],
 *   [_.conforms({ 'b': _.isNumber }), _.constant('matches B')],
 *   [_.stubTrue,                      _.constant('no match')]
 * ]);
 *
 * func({ 'a': 1, 'b': 2 });
 * // => 'matches A'
 *
 * func({ 'a': 0, 'b': 1 });
 * // => 'matches B'
 *
 * func({ 'a': '1', 'b': '2' });
 * // => 'no match'
 */
function cond(pairs) {
  var length = pairs == null ? 0 : pairs.length,
      toIteratee = baseIteratee;

  pairs = !length ? [] : arrayMap(pairs, function(pair) {
    if (typeof pair[1] != 'function') {
      throw new TypeError(FUNC_ERROR_TEXT);
    }
    return [toIteratee(pair[0]), pair[1]];
  });

  return baseRest(function(args) {
    var index = -1;
    while (++index < length) {
      var pair = pairs[index];
      if (apply(pair[0], this, args)) {
        return apply(pair[1], this, args);
      }
    }
  });
}

module.exports = cond;


code:
var baseClone = require('./_baseClone'),
    baseConforms = require('./_baseConforms');

/** Used to compose bitmasks for cloning. */
var CLONE_DEEP_FLAG = 1;

/**
 * Creates a function that invokes the predicate properties of `source` with
 * the corresponding property values of a given object, returning `true` if
 * all predicates return truthy, else `false`.
 *
 * **Note:** The created function is equivalent to `_.conformsTo` with
 * `source` partially applied.
 *
 * @static
 * @memberOf _
 * @since 4.0.0
 * @category Util
 * @param {Object} source The object of property predicates to conform to.
 * @returns {Function} Returns the new spec function.
 * @example
 *
 * var objects = [
 *   { 'a': 2, 'b': 1 },
 *   { 'a': 1, 'b': 2 }
 * ];
 *
 * _.filter(objects, _.conforms({ 'b': function(n) { return n > 1; } }));
 * // => [{ 'a': 1, 'b': 2 }]
 */
function conforms(source) {
  return baseConforms(baseClone(source, CLONE_DEEP_FLAG));
}

module.exports = conforms;


code:
var baseConformsTo = require('./_baseConformsTo'),
    keys = require('./keys');

/**
 * Checks if `object` conforms to `source` by invoking the predicate
 * properties of `source` with the corresponding property values of `object`.
 *
 * **Note:** This method is equivalent to `_.conforms` when `source` is
 * partially applied.
 *
 * @static
 * @memberOf _
 * @since 4.14.0
 * @category Lang
 * @param {Object} object The object to inspect.
 * @param {Object} source The object of property predicates to conform to.
 * @returns {boolean} Returns `true` if `object` conforms, else `false`.
 * @example
 *
 * var object = { 'a': 1, 'b': 2 };
 *
 * _.conformsTo(object, { 'b': function(n) { return n > 1; } });
 * // => true
 *
 * _.conformsTo(object, { 'b': function(n) { return n > 2; } });
 * // => false
 */
function conformsTo(object, source) {
  return source == null || baseConformsTo(object, source, keys(source));
}

module.exports = conformsTo;


code:
/**
 * Creates a function that returns `value`.
 *
 * @static
 * @memberOf _
 * @since 2.4.0
 * @category Util
 * @param {*} value The value to return from the new function.
 * @returns {Function} Returns the new constant function.
 * @example
 *
 * var objects = _.times(2, _.constant({ 'a': 1 }));
 *
 * console.log(objects);
 * // => [{ 'a': 1 }, { 'a': 1 }]
 *
 * console.log(objects[0] === objects[1]);
 * // => true
 */
function constant(value) {
  return function() {
    return value;
  };
}

module.exports = constant;