svelte-ux/utils/rollup.js

- Increment version in `package.json` and commit as `Version bump to x.y.z` - `npm run publish`

import { rollup } from 'd3-array';
import { get, isFunction } from 'lodash-es';
export default function (data, reduce, keys = [], emptyKey = 'Unknown') {
    // TODO: Fix object[] type if needed
    // if (keys.length === 0) {
    //   return data;
    // }
    const keyFuncs = keys.map((key) => {
        if (isFunction(key)) {
            return key;
        }
        else if (typeof key === 'string') {
            return (d) => get(d, key) || emptyKey;
        }
        else {
            return () => 'Overall';
        }
    });
    // TODO: Improve types
    // @ts-ignore
    return rollup(data, reduce, ...keyFuncs);
}