typedash/dist/orderBy/index.cjs

modern, type-safe collection of utility functions

'use strict';

// src/functions/isArray/isArray.ts
var isArray = Array.isArray;

// src/functions/castArrayIfDefined/castArrayIfDefined.ts
function castArrayIfDefined(value) {
  if (value == null) {
    return value;
  }
  if (isArray(value)) {
    return value;
  }
  return [value];
}

// src/functions/castArray/castArray.ts
function castArray(value) {
  return castArrayIfDefined(value ?? []);
}

// src/functions/orderBy/orderBy.ts
function orderBy(array, iterators, orders) {
  if (array == null)
    return [];
  const normalizedIteratees = castArray(iterators).map(
    (iteratee) => typeof iteratee === "function" ? iteratee : (value) => value[iteratee]
  );
  const normalizedOrders = castArray(orders);
  return [...array].sort((a, b) => {
    for (const [index, iteratee] of normalizedIteratees.entries()) {
      const normalizedOrder = normalizedOrders[index] ?? "asc";
      const order = normalizedOrder === "desc" ? -1 : 1;
      const aValue = iteratee(a);
      const bValue = iteratee(b);
      if (aValue < bValue)
        return -1 * order;
      if (aValue > bValue)
        return 1 * order;
    }
    return 0;
  });
}

exports.orderBy = orderBy;
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