@ribajs/core/src/formatters/array/size.formatter.ts

Core module of Riba.js

/**
 * Returns the size of a string (the number of characters) or an array (the number of elements).
 * @see https://help.shopify.com/themes/liquid/filters/array-filters#size
 */
export const sizeFormatter = {
  name: "size",
  read(value: any[] | string) {
    return value && value.length ? value.length : 0;
  },
};