@tidyjs/tidy/dist/lib/count.js

Tidy up your data with JavaScript, inspired by dplyr and the tidyverse

'use strict';

Object.defineProperty(exports, '__esModule', { value: true });

var arrange = require('./arrange.js');
var groupBy = require('./groupBy.js');
var identity = require('./helpers/identity.js');
var tally = require('./tally.js');
var tidy = require('./tidy.js');

function count(groupKeys, options) {
  const _count = (items) => {
    options = options != null ? options : {};
    const {name = "n", sort} = options;
    const results = tidy.tidy(items, groupBy.groupBy(groupKeys, [tally.tally(options)]), sort ? arrange.arrange(arrange.desc(name)) : identity.identity);
    return results;
  };
  return _count;
}

exports.count = count;
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