lux-framework/src/packages/server/request/parser/utils/parse-nested-object.js

Build scalable, Node.js-powered REST APIs with almost no code.

// @flow
import entries from '../../../../../utils/entries';

const DELIMITER = /^(.+)\[(.+)]$/g;

/**
 * @private
 */
export default function parseNestedObject(source: Object): Object {
  return entries(source).reduce((result, [key, value]) => {
    if (DELIMITER.test(key)) {
      const parentKey = key.replace(DELIMITER, '$1');
      const parentValue = Reflect.get(result, parentKey);

      return {
        ...result,
        [parentKey]: {
          ...(parentValue || {}),
          [key.replace(DELIMITER, '$2')]: value
        }
      };
    }

    return {
      ...result,
      [key]: value
    };
  }, {});
}