From f9159ea2d994e14180fb02ab562f0119513e67cf Mon Sep 17 00:00:00 2001
From: 8cy <50817549+8cy@users.noreply.github.com>
Date: Fri, 3 Apr 2020 02:48:28 -0700
Subject: 2020/04/03, 02:47, V1.2.2

---
 node_modules/underscore/modules/.eslintrc        |   12 -
 node_modules/underscore/modules/index-all.js     |    2 -
 node_modules/underscore/modules/index-default.js |    9 -
 node_modules/underscore/modules/index.js         | 1678 ----------------------
 4 files changed, 1701 deletions(-)
 delete mode 100644 node_modules/underscore/modules/.eslintrc
 delete mode 100644 node_modules/underscore/modules/index-all.js
 delete mode 100644 node_modules/underscore/modules/index-default.js
 delete mode 100644 node_modules/underscore/modules/index.js

(limited to 'node_modules/underscore/modules')

diff --git a/node_modules/underscore/modules/.eslintrc b/node_modules/underscore/modules/.eslintrc
deleted file mode 100644
index b0802cb..0000000
--- a/node_modules/underscore/modules/.eslintrc
+++ /dev/null
@@ -1,12 +0,0 @@
-{
-  "parserOptions": {
-    "ecmaVersion": 6,
-    "sourceType": "module",
-  },
-  "plugins": [
-    "import"
-  ],
-  "extends": [
-    "plugin:import/errors"
-  ]
-}
diff --git a/node_modules/underscore/modules/index-all.js b/node_modules/underscore/modules/index-all.js
deleted file mode 100644
index e166306..0000000
--- a/node_modules/underscore/modules/index-all.js
+++ /dev/null
@@ -1,2 +0,0 @@
-export { default } from './index-default.js';
-export * from './index.js';
diff --git a/node_modules/underscore/modules/index-default.js b/node_modules/underscore/modules/index-default.js
deleted file mode 100644
index 4a4a112..0000000
--- a/node_modules/underscore/modules/index-default.js
+++ /dev/null
@@ -1,9 +0,0 @@
-import * as allExports from './index.js';
-import { mixin } from './index.js';
-
-// Add all of the Underscore functions to the wrapper object.
-var _ = mixin(allExports);
-// Legacy Node.js API
-_._ = _;
-// Export the Underscore API.
-export default _;
diff --git a/node_modules/underscore/modules/index.js b/node_modules/underscore/modules/index.js
deleted file mode 100644
index 961047d..0000000
--- a/node_modules/underscore/modules/index.js
+++ /dev/null
@@ -1,1678 +0,0 @@
-//     Underscore.js 1.10.2
-//     https://underscorejs.org
-//     (c) 2009-2020 Jeremy Ashkenas, DocumentCloud and Investigative Reporters & Editors
-//     Underscore may be freely distributed under the MIT license.
-
-// Baseline setup
-// --------------
-
-// Establish the root object, `window` (`self`) in the browser, `global`
-// on the server, or `this` in some virtual machines. We use `self`
-// instead of `window` for `WebWorker` support.
-var root = typeof self == 'object' && self.self === self && self ||
-          typeof global == 'object' && global.global === global && global ||
-          Function('return this')() ||
-          {};
-
-// Save bytes in the minified (but not gzipped) version:
-var ArrayProto = Array.prototype, ObjProto = Object.prototype;
-var SymbolProto = typeof Symbol !== 'undefined' ? Symbol.prototype : null;
-
-// Create quick reference variables for speed access to core prototypes.
-var push = ArrayProto.push,
-    slice = ArrayProto.slice,
-    toString = ObjProto.toString,
-    hasOwnProperty = ObjProto.hasOwnProperty;
-
-// All **ECMAScript 5** native function implementations that we hope to use
-// are declared here.
-var nativeIsArray = Array.isArray,
-    nativeKeys = Object.keys,
-    nativeCreate = Object.create;
-
-// Create references to these builtin functions because we override them.
-var _isNaN = root.isNaN,
-    _isFinite = root.isFinite;
-
-// Naked function reference for surrogate-prototype-swapping.
-var Ctor = function(){};
-
-// The Underscore object. All exported functions below are added to it in the
-// modules/index-all.js using the mixin function.
-export default function _(obj) {
-  if (obj instanceof _) return obj;
-  if (!(this instanceof _)) return new _(obj);
-  this._wrapped = obj;
-}
-
-// Current version.
-export var VERSION = _.VERSION = '1.10.2';
-
-// Internal function that returns an efficient (for current engines) version
-// of the passed-in callback, to be repeatedly applied in other Underscore
-// functions.
-function optimizeCb(func, context, argCount) {
-  if (context === void 0) return func;
-  switch (argCount == null ? 3 : argCount) {
-    case 1: return function(value) {
-      return func.call(context, value);
-    };
-    // The 2-argument case is omitted because we’re not using it.
-    case 3: return function(value, index, collection) {
-      return func.call(context, value, index, collection);
-    };
-    case 4: return function(accumulator, value, index, collection) {
-      return func.call(context, accumulator, value, index, collection);
-    };
-  }
-  return function() {
-    return func.apply(context, arguments);
-  };
-}
-
-// An internal function to generate callbacks that can be applied to each
-// element in a collection, returning the desired result — either `identity`,
-// an arbitrary callback, a property matcher, or a property accessor.
-function baseIteratee(value, context, argCount) {
-  if (value == null) return identity;
-  if (isFunction(value)) return optimizeCb(value, context, argCount);
-  if (isObject(value) && !isArray(value)) return matcher(value);
-  return property(value);
-}
-
-// External wrapper for our callback generator. Users may customize
-// `_.iteratee` if they want additional predicate/iteratee shorthand styles.
-// This abstraction hides the internal-only argCount argument.
-_.iteratee = iteratee;
-export function iteratee(value, context) {
-  return baseIteratee(value, context, Infinity);
-}
-
-// The function we actually call internally. It invokes _.iteratee if
-// overridden, otherwise baseIteratee.
-function cb(value, context, argCount) {
-  if (_.iteratee !== iteratee) return _.iteratee(value, context);
-  return baseIteratee(value, context, argCount);
-}
-
-// Some functions take a variable number of arguments, or a few expected
-// arguments at the beginning and then a variable number of values to operate
-// on. This helper accumulates all remaining arguments past the function’s
-// argument length (or an explicit `startIndex`), into an array that becomes
-// the last argument. Similar to ES6’s "rest parameter".
-export function restArguments(func, startIndex) {
-  startIndex = startIndex == null ? func.length - 1 : +startIndex;
-  return function() {
-    var length = Math.max(arguments.length - startIndex, 0),
-        rest = Array(length),
-        index = 0;
-    for (; index < length; index++) {
-      rest[index] = arguments[index + startIndex];
-    }
-    switch (startIndex) {
-      case 0: return func.call(this, rest);
-      case 1: return func.call(this, arguments[0], rest);
-      case 2: return func.call(this, arguments[0], arguments[1], rest);
-    }
-    var args = Array(startIndex + 1);
-    for (index = 0; index < startIndex; index++) {
-      args[index] = arguments[index];
-    }
-    args[startIndex] = rest;
-    return func.apply(this, args);
-  };
-}
-
-// An internal function for creating a new object that inherits from another.
-function baseCreate(prototype) {
-  if (!isObject(prototype)) return {};
-  if (nativeCreate) return nativeCreate(prototype);
-  Ctor.prototype = prototype;
-  var result = new Ctor;
-  Ctor.prototype = null;
-  return result;
-}
-
-function shallowProperty(key) {
-  return function(obj) {
-    return obj == null ? void 0 : obj[key];
-  };
-}
-
-function _has(obj, path) {
-  return obj != null && hasOwnProperty.call(obj, path);
-}
-
-function deepGet(obj, path) {
-  var length = path.length;
-  for (var i = 0; i < length; i++) {
-    if (obj == null) return void 0;
-    obj = obj[path[i]];
-  }
-  return length ? obj : void 0;
-}
-
-// Helper for collection methods to determine whether a collection
-// should be iterated as an array or as an object.
-// Related: https://people.mozilla.org/~jorendorff/es6-draft.html#sec-tolength
-// Avoids a very nasty iOS 8 JIT bug on ARM-64. #2094
-var MAX_ARRAY_INDEX = Math.pow(2, 53) - 1;
-var getLength = shallowProperty('length');
-function isArrayLike(collection) {
-  var length = getLength(collection);
-  return typeof length == 'number' && length >= 0 && length <= MAX_ARRAY_INDEX;
-}
-
-// Collection Functions
-// --------------------
-
-// The cornerstone, an `each` implementation, aka `forEach`.
-// Handles raw objects in addition to array-likes. Treats all
-// sparse array-likes as if they were dense.
-export function each(obj, iteratee, context) {
-  iteratee = optimizeCb(iteratee, context);
-  var i, length;
-  if (isArrayLike(obj)) {
-    for (i = 0, length = obj.length; i < length; i++) {
-      iteratee(obj[i], i, obj);
-    }
-  } else {
-    var _keys = keys(obj);
-    for (i = 0, length = _keys.length; i < length; i++) {
-      iteratee(obj[_keys[i]], _keys[i], obj);
-    }
-  }
-  return obj;
-}
-export { each as forEach };
-
-// Return the results of applying the iteratee to each element.
-export function map(obj, iteratee, context) {
-  iteratee = cb(iteratee, context);
-  var _keys = !isArrayLike(obj) && keys(obj),
-      length = (_keys || obj).length,
-      results = Array(length);
-  for (var index = 0; index < length; index++) {
-    var currentKey = _keys ? _keys[index] : index;
-    results[index] = iteratee(obj[currentKey], currentKey, obj);
-  }
-  return results;
-}
-export { map as collect };
-
-// Create a reducing function iterating left or right.
-function createReduce(dir) {
-  // Wrap code that reassigns argument variables in a separate function than
-  // the one that accesses `arguments.length` to avoid a perf hit. (#1991)
-  var reducer = function(obj, iteratee, memo, initial) {
-    var _keys = !isArrayLike(obj) && keys(obj),
-        length = (_keys || obj).length,
-        index = dir > 0 ? 0 : length - 1;
-    if (!initial) {
-      memo = obj[_keys ? _keys[index] : index];
-      index += dir;
-    }
-    for (; index >= 0 && index < length; index += dir) {
-      var currentKey = _keys ? _keys[index] : index;
-      memo = iteratee(memo, obj[currentKey], currentKey, obj);
-    }
-    return memo;
-  };
-
-  return function(obj, iteratee, memo, context) {
-    var initial = arguments.length >= 3;
-    return reducer(obj, optimizeCb(iteratee, context, 4), memo, initial);
-  };
-}
-
-// **Reduce** builds up a single result from a list of values, aka `inject`,
-// or `foldl`.
-export var reduce = createReduce(1);
-export { reduce as foldl, reduce as inject };
-
-// The right-associative version of reduce, also known as `foldr`.
-export var reduceRight = createReduce(-1);
-export { reduceRight as foldr };
-
-// Return the first value which passes a truth test.
-export function find(obj, predicate, context) {
-  var keyFinder = isArrayLike(obj) ? findIndex : findKey;
-  var key = keyFinder(obj, predicate, context);
-  if (key !== void 0 && key !== -1) return obj[key];
-}
-export { find as detect };
-
-// Return all the elements that pass a truth test.
-export function filter(obj, predicate, context) {
-  var results = [];
-  predicate = cb(predicate, context);
-  each(obj, function(value, index, list) {
-    if (predicate(value, index, list)) results.push(value);
-  });
-  return results;
-}
-export { filter as select };
-
-// Return all the elements for which a truth test fails.
-export function reject(obj, predicate, context) {
-  return filter(obj, negate(cb(predicate)), context);
-}
-
-// Determine whether all of the elements match a truth test.
-export function every(obj, predicate, context) {
-  predicate = cb(predicate, context);
-  var _keys = !isArrayLike(obj) && keys(obj),
-      length = (_keys || obj).length;
-  for (var index = 0; index < length; index++) {
-    var currentKey = _keys ? _keys[index] : index;
-    if (!predicate(obj[currentKey], currentKey, obj)) return false;
-  }
-  return true;
-}
-export { every as all };
-
-// Determine if at least one element in the object matches a truth test.
-export function some(obj, predicate, context) {
-  predicate = cb(predicate, context);
-  var _keys = !isArrayLike(obj) && keys(obj),
-      length = (_keys || obj).length;
-  for (var index = 0; index < length; index++) {
-    var currentKey = _keys ? _keys[index] : index;
-    if (predicate(obj[currentKey], currentKey, obj)) return true;
-  }
-  return false;
-}
-export { some as any };
-
-// Determine if the array or object contains a given item (using `===`).
-export function contains(obj, item, fromIndex, guard) {
-  if (!isArrayLike(obj)) obj = values(obj);
-  if (typeof fromIndex != 'number' || guard) fromIndex = 0;
-  return indexOf(obj, item, fromIndex) >= 0;
-}
-export { contains as includes, contains as include };
-
-// Invoke a method (with arguments) on every item in a collection.
-export var invoke = restArguments(function(obj, path, args) {
-  var contextPath, func;
-  if (isFunction(path)) {
-    func = path;
-  } else if (isArray(path)) {
-    contextPath = path.slice(0, -1);
-    path = path[path.length - 1];
-  }
-  return map(obj, function(context) {
-    var method = func;
-    if (!method) {
-      if (contextPath && contextPath.length) {
-        context = deepGet(context, contextPath);
-      }
-      if (context == null) return void 0;
-      method = context[path];
-    }
-    return method == null ? method : method.apply(context, args);
-  });
-});
-
-// Convenience version of a common use case of `map`: fetching a property.
-export function pluck(obj, key) {
-  return map(obj, property(key));
-}
-
-// Convenience version of a common use case of `filter`: selecting only objects
-// containing specific `key:value` pairs.
-export function where(obj, attrs) {
-  return filter(obj, matcher(attrs));
-}
-
-// Convenience version of a common use case of `find`: getting the first object
-// containing specific `key:value` pairs.
-export function findWhere(obj, attrs) {
-  return find(obj, matcher(attrs));
-}
-
-// Return the maximum element (or element-based computation).
-export function max(obj, iteratee, context) {
-  var result = -Infinity, lastComputed = -Infinity,
-      value, computed;
-  if (iteratee == null || typeof iteratee == 'number' && typeof obj[0] != 'object' && obj != null) {
-    obj = isArrayLike(obj) ? obj : values(obj);
-    for (var i = 0, length = obj.length; i < length; i++) {
-      value = obj[i];
-      if (value != null && value > result) {
-        result = value;
-      }
-    }
-  } else {
-    iteratee = cb(iteratee, context);
-    each(obj, function(v, index, list) {
-      computed = iteratee(v, index, list);
-      if (computed > lastComputed || computed === -Infinity && result === -Infinity) {
-        result = v;
-        lastComputed = computed;
-      }
-    });
-  }
-  return result;
-}
-
-// Return the minimum element (or element-based computation).
-export function min(obj, iteratee, context) {
-  var result = Infinity, lastComputed = Infinity,
-      value, computed;
-  if (iteratee == null || typeof iteratee == 'number' && typeof obj[0] != 'object' && obj != null) {
-    obj = isArrayLike(obj) ? obj : values(obj);
-    for (var i = 0, length = obj.length; i < length; i++) {
-      value = obj[i];
-      if (value != null && value < result) {
-        result = value;
-      }
-    }
-  } else {
-    iteratee = cb(iteratee, context);
-    each(obj, function(v, index, list) {
-      computed = iteratee(v, index, list);
-      if (computed < lastComputed || computed === Infinity && result === Infinity) {
-        result = v;
-        lastComputed = computed;
-      }
-    });
-  }
-  return result;
-}
-
-// Shuffle a collection.
-export function shuffle(obj) {
-  return sample(obj, Infinity);
-}
-
-// Sample **n** random values from a collection using the modern version of the
-// [Fisher-Yates shuffle](https://en.wikipedia.org/wiki/Fisher–Yates_shuffle).
-// If **n** is not specified, returns a single random element.
-// The internal `guard` argument allows it to work with `map`.
-export function sample(obj, n, guard) {
-  if (n == null || guard) {
-    if (!isArrayLike(obj)) obj = values(obj);
-    return obj[random(obj.length - 1)];
-  }
-  var sample = isArrayLike(obj) ? clone(obj) : values(obj);
-  var length = getLength(sample);
-  n = Math.max(Math.min(n, length), 0);
-  var last = length - 1;
-  for (var index = 0; index < n; index++) {
-    var rand = random(index, last);
-    var temp = sample[index];
-    sample[index] = sample[rand];
-    sample[rand] = temp;
-  }
-  return sample.slice(0, n);
-}
-
-// Sort the object's values by a criterion produced by an iteratee.
-export function sortBy(obj, iteratee, context) {
-  var index = 0;
-  iteratee = cb(iteratee, context);
-  return pluck(map(obj, function(value, key, list) {
-    return {
-      value: value,
-      index: index++,
-      criteria: iteratee(value, key, list)
-    };
-  }).sort(function(left, right) {
-    var a = left.criteria;
-    var b = right.criteria;
-    if (a !== b) {
-      if (a > b || a === void 0) return 1;
-      if (a < b || b === void 0) return -1;
-    }
-    return left.index - right.index;
-  }), 'value');
-}
-
-// An internal function used for aggregate "group by" operations.
-function group(behavior, partition) {
-  return function(obj, iteratee, context) {
-    var result = partition ? [[], []] : {};
-    iteratee = cb(iteratee, context);
-    each(obj, function(value, index) {
-      var key = iteratee(value, index, obj);
-      behavior(result, value, key);
-    });
-    return result;
-  };
-}
-
-// Groups the object's values by a criterion. Pass either a string attribute
-// to group by, or a function that returns the criterion.
-export var groupBy = group(function(result, value, key) {
-  if (_has(result, key)) result[key].push(value); else result[key] = [value];
-});
-
-// Indexes the object's values by a criterion, similar to `groupBy`, but for
-// when you know that your index values will be unique.
-export var indexBy = group(function(result, value, key) {
-  result[key] = value;
-});
-
-// Counts instances of an object that group by a certain criterion. Pass
-// either a string attribute to count by, or a function that returns the
-// criterion.
-export var countBy = group(function(result, value, key) {
-  if (_has(result, key)) result[key]++; else result[key] = 1;
-});
-
-var reStrSymbol = /[^\ud800-\udfff]|[\ud800-\udbff][\udc00-\udfff]|[\ud800-\udfff]/g;
-// Safely create a real, live array from anything iterable.
-export function toArray(obj) {
-  if (!obj) return [];
-  if (isArray(obj)) return slice.call(obj);
-  if (isString(obj)) {
-    // Keep surrogate pair characters together
-    return obj.match(reStrSymbol);
-  }
-  if (isArrayLike(obj)) return map(obj, identity);
-  return values(obj);
-}
-
-// Return the number of elements in an object.
-export function size(obj) {
-  if (obj == null) return 0;
-  return isArrayLike(obj) ? obj.length : keys(obj).length;
-}
-
-// Split a collection into two arrays: one whose elements all satisfy the given
-// predicate, and one whose elements all do not satisfy the predicate.
-export var partition = group(function(result, value, pass) {
-  result[pass ? 0 : 1].push(value);
-}, true);
-
-// Array Functions
-// ---------------
-
-// Get the first element of an array. Passing **n** will return the first N
-// values in the array. The **guard** check allows it to work with `map`.
-export function first(array, n, guard) {
-  if (array == null || array.length < 1) return n == null ? void 0 : [];
-  if (n == null || guard) return array[0];
-  return initial(array, array.length - n);
-}
-export { first as head, first as take };
-
-// Returns everything but the last entry of the array. Especially useful on
-// the arguments object. Passing **n** will return all the values in
-// the array, excluding the last N.
-export function initial(array, n, guard) {
-  return slice.call(array, 0, Math.max(0, array.length - (n == null || guard ? 1 : n)));
-}
-
-// Get the last element of an array. Passing **n** will return the last N
-// values in the array.
-export function last(array, n, guard) {
-  if (array == null || array.length < 1) return n == null ? void 0 : [];
-  if (n == null || guard) return array[array.length - 1];
-  return rest(array, Math.max(0, array.length - n));
-}
-
-// Returns everything but the first entry of the array. Especially useful on
-// the arguments object. Passing an **n** will return the rest N values in the
-// array.
-export function rest(array, n, guard) {
-  return slice.call(array, n == null || guard ? 1 : n);
-}
-export { rest as tail, rest as drop };
-
-// Trim out all falsy values from an array.
-export function compact(array) {
-  return filter(array, Boolean);
-}
-
-// Internal implementation of a recursive `flatten` function.
-function _flatten(input, shallow, strict, output) {
-  output = output || [];
-  var idx = output.length;
-  for (var i = 0, length = getLength(input); i < length; i++) {
-    var value = input[i];
-    if (isArrayLike(value) && (isArray(value) || isArguments(value))) {
-      // Flatten current level of array or arguments object.
-      if (shallow) {
-        var j = 0, len = value.length;
-        while (j < len) output[idx++] = value[j++];
-      } else {
-        _flatten(value, shallow, strict, output);
-        idx = output.length;
-      }
-    } else if (!strict) {
-      output[idx++] = value;
-    }
-  }
-  return output;
-}
-
-// Flatten out an array, either recursively (by default), or just one level.
-export function flatten(array, shallow) {
-  return _flatten(array, shallow, false);
-}
-
-// Return a version of the array that does not contain the specified value(s).
-export var without = restArguments(function(array, otherArrays) {
-  return difference(array, otherArrays);
-});
-
-// Produce a duplicate-free version of the array. If the array has already
-// been sorted, you have the option of using a faster algorithm.
-// The faster algorithm will not work with an iteratee if the iteratee
-// is not a one-to-one function, so providing an iteratee will disable
-// the faster algorithm.
-export function uniq(array, isSorted, iteratee, context) {
-  if (!isBoolean(isSorted)) {
-    context = iteratee;
-    iteratee = isSorted;
-    isSorted = false;
-  }
-  if (iteratee != null) iteratee = cb(iteratee, context);
-  var result = [];
-  var seen = [];
-  for (var i = 0, length = getLength(array); i < length; i++) {
-    var value = array[i],
-        computed = iteratee ? iteratee(value, i, array) : value;
-    if (isSorted && !iteratee) {
-      if (!i || seen !== computed) result.push(value);
-      seen = computed;
-    } else if (iteratee) {
-      if (!contains(seen, computed)) {
-        seen.push(computed);
-        result.push(value);
-      }
-    } else if (!contains(result, value)) {
-      result.push(value);
-    }
-  }
-  return result;
-}
-export { uniq as unique };
-
-// Produce an array that contains the union: each distinct element from all of
-// the passed-in arrays.
-export var union = restArguments(function(arrays) {
-  return uniq(_flatten(arrays, true, true));
-});
-
-// Produce an array that contains every item shared between all the
-// passed-in arrays.
-export function intersection(array) {
-  var result = [];
-  var argsLength = arguments.length;
-  for (var i = 0, length = getLength(array); i < length; i++) {
-    var item = array[i];
-    if (contains(result, item)) continue;
-    var j;
-    for (j = 1; j < argsLength; j++) {
-      if (!contains(arguments[j], item)) break;
-    }
-    if (j === argsLength) result.push(item);
-  }
-  return result;
-}
-
-// Take the difference between one array and a number of other arrays.
-// Only the elements present in just the first array will remain.
-export var difference = restArguments(function(array, rest) {
-  rest = _flatten(rest, true, true);
-  return filter(array, function(value){
-    return !contains(rest, value);
-  });
-});
-
-// Complement of zip. Unzip accepts an array of arrays and groups
-// each array's elements on shared indices.
-export function unzip(array) {
-  var length = array && max(array, getLength).length || 0;
-  var result = Array(length);
-
-  for (var index = 0; index < length; index++) {
-    result[index] = pluck(array, index);
-  }
-  return result;
-}
-
-// Zip together multiple lists into a single array -- elements that share
-// an index go together.
-export var zip = restArguments(unzip);
-
-// Converts lists into objects. Pass either a single array of `[key, value]`
-// pairs, or two parallel arrays of the same length -- one of keys, and one of
-// the corresponding values. Passing by pairs is the reverse of pairs.
-export function object(list, values) {
-  var result = {};
-  for (var i = 0, length = getLength(list); i < length; i++) {
-    if (values) {
-      result[list[i]] = values[i];
-    } else {
-      result[list[i][0]] = list[i][1];
-    }
-  }
-  return result;
-}
-
-// Generator function to create the findIndex and findLastIndex functions.
-function createPredicateIndexFinder(dir) {
-  return function(array, predicate, context) {
-    predicate = cb(predicate, context);
-    var length = getLength(array);
-    var index = dir > 0 ? 0 : length - 1;
-    for (; index >= 0 && index < length; index += dir) {
-      if (predicate(array[index], index, array)) return index;
-    }
-    return -1;
-  };
-}
-
-// Returns the first index on an array-like that passes a predicate test.
-export var findIndex = createPredicateIndexFinder(1);
-export var findLastIndex = createPredicateIndexFinder(-1);
-
-// Use a comparator function to figure out the smallest index at which
-// an object should be inserted so as to maintain order. Uses binary search.
-export function sortedIndex(array, obj, iteratee, context) {
-  iteratee = cb(iteratee, context, 1);
-  var value = iteratee(obj);
-  var low = 0, high = getLength(array);
-  while (low < high) {
-    var mid = Math.floor((low + high) / 2);
-    if (iteratee(array[mid]) < value) low = mid + 1; else high = mid;
-  }
-  return low;
-}
-
-// Generator function to create the indexOf and lastIndexOf functions.
-function createIndexFinder(dir, predicateFind, sortedIndex) {
-  return function(array, item, idx) {
-    var i = 0, length = getLength(array);
-    if (typeof idx == 'number') {
-      if (dir > 0) {
-        i = idx >= 0 ? idx : Math.max(idx + length, i);
-      } else {
-        length = idx >= 0 ? Math.min(idx + 1, length) : idx + length + 1;
-      }
-    } else if (sortedIndex && idx && length) {
-      idx = sortedIndex(array, item);
-      return array[idx] === item ? idx : -1;
-    }
-    if (item !== item) {
-      idx = predicateFind(slice.call(array, i, length), isNaN);
-      return idx >= 0 ? idx + i : -1;
-    }
-    for (idx = dir > 0 ? i : length - 1; idx >= 0 && idx < length; idx += dir) {
-      if (array[idx] === item) return idx;
-    }
-    return -1;
-  };
-}
-
-// Return the position of the first occurrence of an item in an array,
-// or -1 if the item is not included in the array.
-// If the array is large and already in sort order, pass `true`
-// for **isSorted** to use binary search.
-export var indexOf = createIndexFinder(1, findIndex, sortedIndex);
-export var lastIndexOf = createIndexFinder(-1, findLastIndex);
-
-// Generate an integer Array containing an arithmetic progression. A port of
-// the native Python `range()` function. See
-// [the Python documentation](https://docs.python.org/library/functions.html#range).
-export function range(start, stop, step) {
-  if (stop == null) {
-    stop = start || 0;
-    start = 0;
-  }
-  if (!step) {
-    step = stop < start ? -1 : 1;
-  }
-
-  var length = Math.max(Math.ceil((stop - start) / step), 0);
-  var range = Array(length);
-
-  for (var idx = 0; idx < length; idx++, start += step) {
-    range[idx] = start;
-  }
-
-  return range;
-}
-
-// Chunk a single array into multiple arrays, each containing `count` or fewer
-// items.
-export function chunk(array, count) {
-  if (count == null || count < 1) return [];
-  var result = [];
-  var i = 0, length = array.length;
-  while (i < length) {
-    result.push(slice.call(array, i, i += count));
-  }
-  return result;
-}
-
-// Function (ahem) Functions
-// ------------------
-
-// Determines whether to execute a function as a constructor
-// or a normal function with the provided arguments.
-function executeBound(sourceFunc, boundFunc, context, callingContext, args) {
-  if (!(callingContext instanceof boundFunc)) return sourceFunc.apply(context, args);
-  var self = baseCreate(sourceFunc.prototype);
-  var result = sourceFunc.apply(self, args);
-  if (isObject(result)) return result;
-  return self;
-}
-
-// Create a function bound to a given object (assigning `this`, and arguments,
-// optionally). Delegates to **ECMAScript 5**'s native `Function.bind` if
-// available.
-export var bind = restArguments(function(func, context, args) {
-  if (!isFunction(func)) throw new TypeError('Bind must be called on a function');
-  var bound = restArguments(function(callArgs) {
-    return executeBound(func, bound, context, this, args.concat(callArgs));
-  });
-  return bound;
-});
-
-// Partially apply a function by creating a version that has had some of its
-// arguments pre-filled, without changing its dynamic `this` context. _ acts
-// as a placeholder by default, allowing any combination of arguments to be
-// pre-filled. Set `partial.placeholder` for a custom placeholder argument.
-export var partial = restArguments(function(func, boundArgs) {
-  var placeholder = partial.placeholder;
-  var bound = function() {
-    var position = 0, length = boundArgs.length;
-    var args = Array(length);
-    for (var i = 0; i < length; i++) {
-      args[i] = boundArgs[i] === placeholder ? arguments[position++] : boundArgs[i];
-    }
-    while (position < arguments.length) args.push(arguments[position++]);
-    return executeBound(func, bound, this, this, args);
-  };
-  return bound;
-});
-
-partial.placeholder = _;
-
-// Bind a number of an object's methods to that object. Remaining arguments
-// are the method names to be bound. Useful for ensuring that all callbacks
-// defined on an object belong to it.
-export var bindAll = restArguments(function(obj, _keys) {
-  _keys = _flatten(_keys, false, false);
-  var index = _keys.length;
-  if (index < 1) throw new Error('bindAll must be passed function names');
-  while (index--) {
-    var key = _keys[index];
-    obj[key] = bind(obj[key], obj);
-  }
-});
-
-// Memoize an expensive function by storing its results.
-export function memoize(func, hasher) {
-  var memoize = function(key) {
-    var cache = memoize.cache;
-    var address = '' + (hasher ? hasher.apply(this, arguments) : key);
-    if (!_has(cache, address)) cache[address] = func.apply(this, arguments);
-    return cache[address];
-  };
-  memoize.cache = {};
-  return memoize;
-}
-
-// Delays a function for the given number of milliseconds, and then calls
-// it with the arguments supplied.
-export var delay = restArguments(function(func, wait, args) {
-  return setTimeout(function() {
-    return func.apply(null, args);
-  }, wait);
-});
-
-// Defers a function, scheduling it to run after the current call stack has
-// cleared.
-export var defer = partial(delay, _, 1);
-
-// Returns a function, that, when invoked, will only be triggered at most once
-// during a given window of time. Normally, the throttled function will run
-// as much as it can, without ever going more than once per `wait` duration;
-// but if you'd like to disable the execution on the leading edge, pass
-// `{leading: false}`. To disable execution on the trailing edge, ditto.
-export function throttle(func, wait, options) {
-  var timeout, context, args, result;
-  var previous = 0;
-  if (!options) options = {};
-
-  var later = function() {
-    previous = options.leading === false ? 0 : now();
-    timeout = null;
-    result = func.apply(context, args);
-    if (!timeout) context = args = null;
-  };
-
-  var throttled = function() {
-    var _now = now();
-    if (!previous && options.leading === false) previous = _now;
-    var remaining = wait - (_now - previous);
-    context = this;
-    args = arguments;
-    if (remaining <= 0 || remaining > wait) {
-      if (timeout) {
-        clearTimeout(timeout);
-        timeout = null;
-      }
-      previous = _now;
-      result = func.apply(context, args);
-      if (!timeout) context = args = null;
-    } else if (!timeout && options.trailing !== false) {
-      timeout = setTimeout(later, remaining);
-    }
-    return result;
-  };
-
-  throttled.cancel = function() {
-    clearTimeout(timeout);
-    previous = 0;
-    timeout = context = args = null;
-  };
-
-  return throttled;
-}
-
-// Returns a function, that, as long as it continues to be invoked, will not
-// be triggered. The function will be called after it stops being called for
-// N milliseconds. If `immediate` is passed, trigger the function on the
-// leading edge, instead of the trailing.
-export function debounce(func, wait, immediate) {
-  var timeout, result;
-
-  var later = function(context, args) {
-    timeout = null;
-    if (args) result = func.apply(context, args);
-  };
-
-  var debounced = restArguments(function(args) {
-    if (timeout) clearTimeout(timeout);
-    if (immediate) {
-      var callNow = !timeout;
-      timeout = setTimeout(later, wait);
-      if (callNow) result = func.apply(this, args);
-    } else {
-      timeout = delay(later, wait, this, args);
-    }
-
-    return result;
-  });
-
-  debounced.cancel = function() {
-    clearTimeout(timeout);
-    timeout = null;
-  };
-
-  return debounced;
-}
-
-// Returns the first function passed as an argument to the second,
-// allowing you to adjust arguments, run code before and after, and
-// conditionally execute the original function.
-export function wrap(func, wrapper) {
-  return partial(wrapper, func);
-}
-
-// Returns a negated version of the passed-in predicate.
-export function negate(predicate) {
-  return function() {
-    return !predicate.apply(this, arguments);
-  };
-}
-
-// Returns a function that is the composition of a list of functions, each
-// consuming the return value of the function that follows.
-export function compose() {
-  var args = arguments;
-  var start = args.length - 1;
-  return function() {
-    var i = start;
-    var result = args[start].apply(this, arguments);
-    while (i--) result = args[i].call(this, result);
-    return result;
-  };
-}
-
-// Returns a function that will only be executed on and after the Nth call.
-export function after(times, func) {
-  return function() {
-    if (--times < 1) {
-      return func.apply(this, arguments);
-    }
-  };
-}
-
-// Returns a function that will only be executed up to (but not including) the Nth call.
-export function before(times, func) {
-  var memo;
-  return function() {
-    if (--times > 0) {
-      memo = func.apply(this, arguments);
-    }
-    if (times <= 1) func = null;
-    return memo;
-  };
-}
-
-// Returns a function that will be executed at most one time, no matter how
-// often you call it. Useful for lazy initialization.
-export var once = partial(before, 2);
-
-// Object Functions
-// ----------------
-
-// Keys in IE < 9 that won't be iterated by `for key in ...` and thus missed.
-var hasEnumBug = !{toString: null}.propertyIsEnumerable('toString');
-var nonEnumerableProps = ['valueOf', 'isPrototypeOf', 'toString',
-  'propertyIsEnumerable', 'hasOwnProperty', 'toLocaleString'];
-
-function collectNonEnumProps(obj, _keys) {
-  var nonEnumIdx = nonEnumerableProps.length;
-  var constructor = obj.constructor;
-  var proto = isFunction(constructor) && constructor.prototype || ObjProto;
-
-  // Constructor is a special case.
-  var prop = 'constructor';
-  if (_has(obj, prop) && !contains(_keys, prop)) _keys.push(prop);
-
-  while (nonEnumIdx--) {
-    prop = nonEnumerableProps[nonEnumIdx];
-    if (prop in obj && obj[prop] !== proto[prop] && !contains(_keys, prop)) {
-      _keys.push(prop);
-    }
-  }
-}
-
-// Retrieve the names of an object's own properties.
-// Delegates to **ECMAScript 5**'s native `Object.keys`.
-export function keys(obj) {
-  if (!isObject(obj)) return [];
-  if (nativeKeys) return nativeKeys(obj);
-  var _keys = [];
-  for (var key in obj) if (_has(obj, key)) _keys.push(key);
-  // Ahem, IE < 9.
-  if (hasEnumBug) collectNonEnumProps(obj, _keys);
-  return _keys;
-}
-
-// Retrieve all the property names of an object.
-export function allKeys(obj) {
-  if (!isObject(obj)) return [];
-  var _keys = [];
-  for (var key in obj) _keys.push(key);
-  // Ahem, IE < 9.
-  if (hasEnumBug) collectNonEnumProps(obj, _keys);
-  return _keys;
-}
-
-// Retrieve the values of an object's properties.
-export function values(obj) {
-  var _keys = keys(obj);
-  var length = _keys.length;
-  var values = Array(length);
-  for (var i = 0; i < length; i++) {
-    values[i] = obj[_keys[i]];
-  }
-  return values;
-}
-
-// Returns the results of applying the iteratee to each element of the object.
-// In contrast to map it returns an object.
-export function mapObject(obj, iteratee, context) {
-  iteratee = cb(iteratee, context);
-  var _keys = keys(obj),
-      length = _keys.length,
-      results = {};
-  for (var index = 0; index < length; index++) {
-    var currentKey = _keys[index];
-    results[currentKey] = iteratee(obj[currentKey], currentKey, obj);
-  }
-  return results;
-}
-
-// Convert an object into a list of `[key, value]` pairs.
-// The opposite of object.
-export function pairs(obj) {
-  var _keys = keys(obj);
-  var length = _keys.length;
-  var pairs = Array(length);
-  for (var i = 0; i < length; i++) {
-    pairs[i] = [_keys[i], obj[_keys[i]]];
-  }
-  return pairs;
-}
-
-// Invert the keys and values of an object. The values must be serializable.
-export function invert(obj) {
-  var result = {};
-  var _keys = keys(obj);
-  for (var i = 0, length = _keys.length; i < length; i++) {
-    result[obj[_keys[i]]] = _keys[i];
-  }
-  return result;
-}
-
-// Return a sorted list of the function names available on the object.
-export function functions(obj) {
-  var names = [];
-  for (var key in obj) {
-    if (isFunction(obj[key])) names.push(key);
-  }
-  return names.sort();
-}
-export { functions as methods };
-
-// An internal function for creating assigner functions.
-function createAssigner(keysFunc, defaults) {
-  return function(obj) {
-    var length = arguments.length;
-    if (defaults) obj = Object(obj);
-    if (length < 2 || obj == null) return obj;
-    for (var index = 1; index < length; index++) {
-      var source = arguments[index],
-          _keys = keysFunc(source),
-          l = _keys.length;
-      for (var i = 0; i < l; i++) {
-        var key = _keys[i];
-        if (!defaults || obj[key] === void 0) obj[key] = source[key];
-      }
-    }
-    return obj;
-  };
-}
-
-// Extend a given object with all the properties in passed-in object(s).
-export var extend = createAssigner(allKeys);
-
-// Assigns a given object with all the own properties in the passed-in object(s).
-// (https://developer.mozilla.org/docs/Web/JavaScript/Reference/Global_Objects/Object/assign)
-export var extendOwn = createAssigner(keys);
-export { extendOwn as assign };
-
-// Returns the first key on an object that passes a predicate test.
-export function findKey(obj, predicate, context) {
-  predicate = cb(predicate, context);
-  var _keys = keys(obj), key;
-  for (var i = 0, length = _keys.length; i < length; i++) {
-    key = _keys[i];
-    if (predicate(obj[key], key, obj)) return key;
-  }
-}
-
-// Internal pick helper function to determine if `obj` has key `key`.
-function keyInObj(value, key, obj) {
-  return key in obj;
-}
-
-// Return a copy of the object only containing the whitelisted properties.
-export var pick = restArguments(function(obj, _keys) {
-  var result = {}, iteratee = _keys[0];
-  if (obj == null) return result;
-  if (isFunction(iteratee)) {
-    if (_keys.length > 1) iteratee = optimizeCb(iteratee, _keys[1]);
-    _keys = allKeys(obj);
-  } else {
-    iteratee = keyInObj;
-    _keys = _flatten(_keys, false, false);
-    obj = Object(obj);
-  }
-  for (var i = 0, length = _keys.length; i < length; i++) {
-    var key = _keys[i];
-    var value = obj[key];
-    if (iteratee(value, key, obj)) result[key] = value;
-  }
-  return result;
-});
-
-// Return a copy of the object without the blacklisted properties.
-export var omit = restArguments(function(obj, _keys) {
-  var iteratee = _keys[0], context;
-  if (isFunction(iteratee)) {
-    iteratee = negate(iteratee);
-    if (_keys.length > 1) context = _keys[1];
-  } else {
-    _keys = map(_flatten(_keys, false, false), String);
-    iteratee = function(value, key) {
-      return !contains(_keys, key);
-    };
-  }
-  return pick(obj, iteratee, context);
-});
-
-// Fill in a given object with default properties.
-export var defaults = createAssigner(allKeys, true);
-
-// Creates an object that inherits from the given prototype object.
-// If additional properties are provided then they will be added to the
-// created object.
-export function create(prototype, props) {
-  var result = baseCreate(prototype);
-  if (props) extendOwn(result, props);
-  return result;
-}
-
-// Create a (shallow-cloned) duplicate of an object.
-export function clone(obj) {
-  if (!isObject(obj)) return obj;
-  return isArray(obj) ? obj.slice() : extend({}, obj);
-}
-
-// Invokes interceptor with the obj, and then returns obj.
-// The primary purpose of this method is to "tap into" a method chain, in
-// order to perform operations on intermediate results within the chain.
-export function tap(obj, interceptor) {
-  interceptor(obj);
-  return obj;
-}
-
-// Returns whether an object has a given set of `key:value` pairs.
-export function isMatch(object, attrs) {
-  var _keys = keys(attrs), length = _keys.length;
-  if (object == null) return !length;
-  var obj = Object(object);
-  for (var i = 0; i < length; i++) {
-    var key = _keys[i];
-    if (attrs[key] !== obj[key] || !(key in obj)) return false;
-  }
-  return true;
-}
-
-
-// Internal recursive comparison function for `isEqual`.
-function eq(a, b, aStack, bStack) {
-  // Identical objects are equal. `0 === -0`, but they aren't identical.
-  // See the [Harmony `egal` proposal](https://wiki.ecmascript.org/doku.php?id=harmony:egal).
-  if (a === b) return a !== 0 || 1 / a === 1 / b;
-  // `null` or `undefined` only equal to itself (strict comparison).
-  if (a == null || b == null) return false;
-  // `NaN`s are equivalent, but non-reflexive.
-  if (a !== a) return b !== b;
-  // Exhaust primitive checks
-  var type = typeof a;
-  if (type !== 'function' && type !== 'object' && typeof b != 'object') return false;
-  return deepEq(a, b, aStack, bStack);
-}
-
-// Internal recursive comparison function for `isEqual`.
-function deepEq(a, b, aStack, bStack) {
-  // Unwrap any wrapped objects.
-  if (a instanceof _) a = a._wrapped;
-  if (b instanceof _) b = b._wrapped;
-  // Compare `[[Class]]` names.
-  var className = toString.call(a);
-  if (className !== toString.call(b)) return false;
-  switch (className) {
-    // Strings, numbers, regular expressions, dates, and booleans are compared by value.
-    case '[object RegExp]':
-    // RegExps are coerced to strings for comparison (Note: '' + /a/i === '/a/i')
-    case '[object String]':
-      // Primitives and their corresponding object wrappers are equivalent; thus, `"5"` is
-      // equivalent to `new String("5")`.
-      return '' + a === '' + b;
-    case '[object Number]':
-      // `NaN`s are equivalent, but non-reflexive.
-      // Object(NaN) is equivalent to NaN.
-      if (+a !== +a) return +b !== +b;
-      // An `egal` comparison is performed for other numeric values.
-      return +a === 0 ? 1 / +a === 1 / b : +a === +b;
-    case '[object Date]':
-    case '[object Boolean]':
-      // Coerce dates and booleans to numeric primitive values. Dates are compared by their
-      // millisecond representations. Note that invalid dates with millisecond representations
-      // of `NaN` are not equivalent.
-      return +a === +b;
-    case '[object Symbol]':
-      return SymbolProto.valueOf.call(a) === SymbolProto.valueOf.call(b);
-  }
-
-  var areArrays = className === '[object Array]';
-  if (!areArrays) {
-    if (typeof a != 'object' || typeof b != 'object') return false;
-
-    // Objects with different constructors are not equivalent, but `Object`s or `Array`s
-    // from different frames are.
-    var aCtor = a.constructor, bCtor = b.constructor;
-    if (aCtor !== bCtor && !(isFunction(aCtor) && aCtor instanceof aCtor &&
-                             isFunction(bCtor) && bCtor instanceof bCtor)
-                        && ('constructor' in a && 'constructor' in b)) {
-      return false;
-    }
-  }
-  // Assume equality for cyclic structures. The algorithm for detecting cyclic
-  // structures is adapted from ES 5.1 section 15.12.3, abstract operation `JO`.
-
-  // Initializing stack of traversed objects.
-  // It's done here since we only need them for objects and arrays comparison.
-  aStack = aStack || [];
-  bStack = bStack || [];
-  var length = aStack.length;
-  while (length--) {
-    // Linear search. Performance is inversely proportional to the number of
-    // unique nested structures.
-    if (aStack[length] === a) return bStack[length] === b;
-  }
-
-  // Add the first object to the stack of traversed objects.
-  aStack.push(a);
-  bStack.push(b);
-
-  // Recursively compare objects and arrays.
-  if (areArrays) {
-    // Compare array lengths to determine if a deep comparison is necessary.
-    length = a.length;
-    if (length !== b.length) return false;
-    // Deep compare the contents, ignoring non-numeric properties.
-    while (length--) {
-      if (!eq(a[length], b[length], aStack, bStack)) return false;
-    }
-  } else {
-    // Deep compare objects.
-    var _keys = keys(a), key;
-    length = _keys.length;
-    // Ensure that both objects contain the same number of properties before comparing deep equality.
-    if (keys(b).length !== length) return false;
-    while (length--) {
-      // Deep compare each member
-      key = _keys[length];
-      if (!(_has(b, key) && eq(a[key], b[key], aStack, bStack))) return false;
-    }
-  }
-  // Remove the first object from the stack of traversed objects.
-  aStack.pop();
-  bStack.pop();
-  return true;
-}
-
-// Perform a deep comparison to check if two objects are equal.
-export function isEqual(a, b) {
-  return eq(a, b);
-}
-
-// Is a given array, string, or object empty?
-// An "empty" object has no enumerable own-properties.
-export function isEmpty(obj) {
-  if (obj == null) return true;
-  if (isArrayLike(obj) && (isArray(obj) || isString(obj) || isArguments(obj))) return obj.length === 0;
-  return keys(obj).length === 0;
-}
-
-// Is a given value a DOM element?
-export function isElement(obj) {
-  return !!(obj && obj.nodeType === 1);
-}
-
-// Internal function for creating a toString-based type tester.
-function tagTester(name) {
-  return function(obj) {
-    return toString.call(obj) === '[object ' + name + ']';
-  };
-}
-
-// Is a given value an array?
-// Delegates to ECMA5's native Array.isArray
-export var isArray = nativeIsArray || tagTester('Array');
-
-// Is a given variable an object?
-export function isObject(obj) {
-  var type = typeof obj;
-  return type === 'function' || type === 'object' && !!obj;
-}
-
-// Add some isType methods: isArguments, isFunction, isString, isNumber, isDate, isRegExp, isError, isMap, isWeakMap, isSet, isWeakSet.
-export var isArguments = tagTester('Arguments');
-export var isFunction = tagTester('Function');
-export var isString = tagTester('String');
-export var isNumber = tagTester('Number');
-export var isDate = tagTester('Date');
-export var isRegExp = tagTester('RegExp');
-export var isError = tagTester('Error');
-export var isSymbol = tagTester('Symbol');
-export var isMap = tagTester('Map');
-export var isWeakMap = tagTester('WeakMap');
-export var isSet = tagTester('Set');
-export var isWeakSet = tagTester('WeakSet');
-
-// Define a fallback version of the method in browsers (ahem, IE < 9), where
-// there isn't any inspectable "Arguments" type.
-(function() {
-  if (!isArguments(arguments)) {
-    isArguments = function(obj) {
-      return _has(obj, 'callee');
-    };
-  }
-}());
-
-// Optimize `isFunction` if appropriate. Work around some typeof bugs in old v8,
-// IE 11 (#1621), Safari 8 (#1929), and PhantomJS (#2236).
-var nodelist = root.document && root.document.childNodes;
-if (typeof /./ != 'function' && typeof Int8Array != 'object' && typeof nodelist != 'function') {
-  isFunction = function(obj) {
-    return typeof obj == 'function' || false;
-  };
-}
-
-// Is a given object a finite number?
-export function isFinite(obj) {
-  return !isSymbol(obj) && _isFinite(obj) && !_isNaN(parseFloat(obj));
-}
-
-// Is the given value `NaN`?
-export function isNaN(obj) {
-  return isNumber(obj) && _isNaN(obj);
-}
-
-// Is a given value a boolean?
-export function isBoolean(obj) {
-  return obj === true || obj === false || toString.call(obj) === '[object Boolean]';
-}
-
-// Is a given value equal to null?
-export function isNull(obj) {
-  return obj === null;
-}
-
-// Is a given variable undefined?
-export function isUndefined(obj) {
-  return obj === void 0;
-}
-
-// Shortcut function for checking if an object has a given property directly
-// on itself (in other words, not on a prototype).
-export function has(obj, path) {
-  if (!isArray(path)) {
-    return _has(obj, path);
-  }
-  var length = path.length;
-  for (var i = 0; i < length; i++) {
-    var key = path[i];
-    if (obj == null || !hasOwnProperty.call(obj, key)) {
-      return false;
-    }
-    obj = obj[key];
-  }
-  return !!length;
-}
-
-// Utility Functions
-// -----------------
-
-// Keep the identity function around for default iteratees.
-export function identity(value) {
-  return value;
-}
-
-// Predicate-generating functions. Often useful outside of Underscore.
-export function constant(value) {
-  return function() {
-    return value;
-  };
-}
-
-export function noop(){}
-
-// Creates a function that, when passed an object, will traverse that object’s
-// properties down the given `path`, specified as an array of keys or indexes.
-export function property(path) {
-  if (!isArray(path)) {
-    return shallowProperty(path);
-  }
-  return function(obj) {
-    return deepGet(obj, path);
-  };
-}
-
-// Generates a function for a given object that returns a given property.
-export function propertyOf(obj) {
-  if (obj == null) {
-    return function(){};
-  }
-  return function(path) {
-    return !isArray(path) ? obj[path] : deepGet(obj, path);
-  };
-}
-
-// Returns a predicate for checking whether an object has a given set of
-// `key:value` pairs.
-export function matcher(attrs) {
-  attrs = extendOwn({}, attrs);
-  return function(obj) {
-    return isMatch(obj, attrs);
-  };
-}
-export { matcher as matches };
-
-// Run a function **n** times.
-export function times(n, iteratee, context) {
-  var accum = Array(Math.max(0, n));
-  iteratee = optimizeCb(iteratee, context, 1);
-  for (var i = 0; i < n; i++) accum[i] = iteratee(i);
-  return accum;
-}
-
-// Return a random integer between min and max (inclusive).
-export function random(min, max) {
-  if (max == null) {
-    max = min;
-    min = 0;
-  }
-  return min + Math.floor(Math.random() * (max - min + 1));
-}
-
-// A (possibly faster) way to get the current timestamp as an integer.
-export var now = Date.now || function() {
-  return new Date().getTime();
-};
-
-// List of HTML entities for escaping.
-var escapeMap = {
-  '&': '&amp;',
-  '<': '&lt;',
-  '>': '&gt;',
-  '"': '&quot;',
-  "'": '&#x27;',
-  '`': '&#x60;'
-};
-var unescapeMap = invert(escapeMap);
-
-// Functions for escaping and unescaping strings to/from HTML interpolation.
-function createEscaper(map) {
-  var escaper = function(match) {
-    return map[match];
-  };
-  // Regexes for identifying a key that needs to be escaped.
-  var source = '(?:' + keys(map).join('|') + ')';
-  var testRegexp = RegExp(source);
-  var replaceRegexp = RegExp(source, 'g');
-  return function(string) {
-    string = string == null ? '' : '' + string;
-    return testRegexp.test(string) ? string.replace(replaceRegexp, escaper) : string;
-  };
-}
-export var escape = createEscaper(escapeMap);
-export var unescape = createEscaper(unescapeMap);
-
-// Traverses the children of `obj` along `path`. If a child is a function, it
-// is invoked with its parent as context. Returns the value of the final
-// child, or `fallback` if any child is undefined.
-export function result(obj, path, fallback) {
-  if (!isArray(path)) path = [path];
-  var length = path.length;
-  if (!length) {
-    return isFunction(fallback) ? fallback.call(obj) : fallback;
-  }
-  for (var i = 0; i < length; i++) {
-    var prop = obj == null ? void 0 : obj[path[i]];
-    if (prop === void 0) {
-      prop = fallback;
-      i = length; // Ensure we don't continue iterating.
-    }
-    obj = isFunction(prop) ? prop.call(obj) : prop;
-  }
-  return obj;
-}
-
-// Generate a unique integer id (unique within the entire client session).
-// Useful for temporary DOM ids.
-var idCounter = 0;
-export function uniqueId(prefix) {
-  var id = ++idCounter + '';
-  return prefix ? prefix + id : id;
-}
-
-// By default, Underscore uses ERB-style template delimiters, change the
-// following template settings to use alternative delimiters.
-export var templateSettings = _.templateSettings = {
-  evaluate: /<%([\s\S]+?)%>/g,
-  interpolate: /<%=([\s\S]+?)%>/g,
-  escape: /<%-([\s\S]+?)%>/g
-};
-
-// When customizing `templateSettings`, if you don't want to define an
-// interpolation, evaluation or escaping regex, we need one that is
-// guaranteed not to match.
-var noMatch = /(.)^/;
-
-// Certain characters need to be escaped so that they can be put into a
-// string literal.
-var escapes = {
-  "'": "'",
-  '\\': '\\',
-  '\r': 'r',
-  '\n': 'n',
-  '\u2028': 'u2028',
-  '\u2029': 'u2029'
-};
-
-var escapeRegExp = /\\|'|\r|\n|\u2028|\u2029/g;
-
-var escapeChar = function(match) {
-  return '\\' + escapes[match];
-};
-
-// JavaScript micro-templating, similar to John Resig's implementation.
-// Underscore templating handles arbitrary delimiters, preserves whitespace,
-// and correctly escapes quotes within interpolated code.
-// NB: `oldSettings` only exists for backwards compatibility.
-export function template(text, settings, oldSettings) {
-  if (!settings && oldSettings) settings = oldSettings;
-  settings = defaults({}, settings, _.templateSettings);
-
-  // Combine delimiters into one regular expression via alternation.
-  var matcher = RegExp([
-    (settings.escape || noMatch).source,
-    (settings.interpolate || noMatch).source,
-    (settings.evaluate || noMatch).source
-  ].join('|') + '|$', 'g');
-
-  // Compile the template source, escaping string literals appropriately.
-  var index = 0;
-  var source = "__p+='";
-  text.replace(matcher, function(match, escape, interpolate, evaluate, offset) {
-    source += text.slice(index, offset).replace(escapeRegExp, escapeChar);
-    index = offset + match.length;
-
-    if (escape) {
-      source += "'+\n((__t=(" + escape + "))==null?'':_.escape(__t))+\n'";
-    } else if (interpolate) {
-      source += "'+\n((__t=(" + interpolate + "))==null?'':__t)+\n'";
-    } else if (evaluate) {
-      source += "';\n" + evaluate + "\n__p+='";
-    }
-
-    // Adobe VMs need the match returned to produce the correct offset.
-    return match;
-  });
-  source += "';\n";
-
-  // If a variable is not specified, place data values in local scope.
-  if (!settings.variable) source = 'with(obj||{}){\n' + source + '}\n';
-
-  source = "var __t,__p='',__j=Array.prototype.join," +
-    "print=function(){__p+=__j.call(arguments,'');};\n" +
-    source + 'return __p;\n';
-
-  var render;
-  try {
-    render = new Function(settings.variable || 'obj', '_', source);
-  } catch (e) {
-    e.source = source;
-    throw e;
-  }
-
-  var template = function(data) {
-    return render.call(this, data, _);
-  };
-
-  // Provide the compiled source as a convenience for precompilation.
-  var argument = settings.variable || 'obj';
-  template.source = 'function(' + argument + '){\n' + source + '}';
-
-  return template;
-}
-
-// Add a "chain" function. Start chaining a wrapped Underscore object.
-export function chain(obj) {
-  var instance = _(obj);
-  instance._chain = true;
-  return instance;
-}
-
-// OOP
-// ---------------
-// If Underscore is called as a function, it returns a wrapped object that
-// can be used OO-style. This wrapper holds altered versions of all the
-// underscore functions. Wrapped objects may be chained.
-
-// Helper function to continue chaining intermediate results.
-function chainResult(instance, obj) {
-  return instance._chain ? _(obj).chain() : obj;
-}
-
-// Add your own custom functions to the Underscore object.
-export function mixin(obj) {
-  each(functions(obj), function(name) {
-    var func = _[name] = obj[name];
-    _.prototype[name] = function() {
-      var args = [this._wrapped];
-      push.apply(args, arguments);
-      return chainResult(this, func.apply(_, args));
-    };
-  });
-  return _;
-}
-
-// Add all mutator Array functions to the wrapper.
-each(['pop', 'push', 'reverse', 'shift', 'sort', 'splice', 'unshift'], function(name) {
-  var method = ArrayProto[name];
-  _.prototype[name] = function() {
-    var obj = this._wrapped;
-    method.apply(obj, arguments);
-    if ((name === 'shift' || name === 'splice') && obj.length === 0) delete obj[0];
-    return chainResult(this, obj);
-  };
-});
-
-// Add all accessor Array functions to the wrapper.
-each(['concat', 'join', 'slice'], function(name) {
-  var method = ArrayProto[name];
-  _.prototype[name] = function() {
-    return chainResult(this, method.apply(this._wrapped, arguments));
-  };
-});
-
-// Extracts the result from a wrapped and chained object.
-_.prototype.value = function() {
-  return this._wrapped;
-};
-
-// Provide unwrapping proxy for some methods used in engine operations
-// such as arithmetic and JSON stringification.
-_.prototype.valueOf = _.prototype.toJSON = _.prototype.value;
-
-_.prototype.toString = function() {
-  return String(this._wrapped);
-};
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