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CollectionChain.chunk
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How to use
chunk
function
in
CollectionChain

Best JavaScript code snippets using lodash.CollectionChain.chunk(Showing top 2 results out of 315)

origin: getconversio/redis-metrics

/**
 * Parse a rank result from redis
 * @param  {array} rank In this format: [ 'foo', '39', 'bar', '13' ]
 * @return {object} In this format: [ { foo: 39 }, { bar: 13 } ]
 * @private
 */
const rankParser = rank => {
 return _.chain(rank)
  .chunk(2)
  .map(([key, count]) => ({ [key]: Number(count) }))
  .value();
}
origin: getconversio/redis-metrics

/**
 * Parse & merge multiple rank results from redis.
 * @param  {array}  ranks In this format: [['foo', '39', 'bar', '13'], ['foo', '11']]
 * @return {object}       In this format: [{ foo: 50 }, { bar: 13 }]
 */
const createRankTotalParser = (direction, startingAt, limit) => ranks => {
 return _.chain(ranks)
  .flatten()
  .chunk(2)
  .reduce((acc, [key, count]) => _.tap(acc, acc => {
   acc[key] = (acc[key] || 0) + Number(count);
  }), { })
  .toPairs()
  .sortBy(([, count]) => direction === 'asc' ? count : -count)
  .drop(startingAt)
  .takeWhile((value, index) => limit <= 0 || index < limit)
  .map(([key, count]) => ({ [key]: count }))
  .value();
}
lodash(npm)CollectionChainchunk

Most used lodash functions

  • LoDashStatic.map
    Creates an array of values by running each element in collection through iteratee. The iteratee is
  • LoDashStatic.isEmpty
    Checks if value is empty. A value is considered empty unless it’s an arguments object, array, string
  • LoDashStatic.forEach
    Iterates over elements of collection invoking iteratee for each element. The iteratee is invoked wit
  • LoDashStatic.find
    Iterates over elements of collection, returning the first element predicate returns truthy for.
  • LoDashStatic.pick
    Creates an object composed of the picked `object` properties.
  • LoDashStatic.get,
  • LoDashStatic.isArray,
  • LoDashStatic.filter,
  • LoDashStatic.merge,
  • LoDashStatic.isString,
  • LoDashStatic.isFunction,
  • LoDashStatic.assign,
  • LoDashStatic.extend,
  • LoDashStatic.includes,
  • LoDashStatic.keys,
  • LoDashStatic.cloneDeep,
  • LoDashStatic.uniq,
  • LoDashStatic.isObject,
  • LoDashStatic.omit

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