isodate-traverse/index.js

Traverse an object and convert all ISO strings into Dates.

var is = require('is');
var isodate = require('isodate');
var each;

try {
  each = require('each');
} catch (err) {
  each = require('each-component');
}

/**
 * Expose `traverse`.
 */

module.exports = traverse;

/**
 * Traverse an object or array, and return a clone with all ISO strings parsed
 * into Date objects.
 *
 * @param {Object} obj
 * @return {Object}
 */

function traverse (input, strict) {
  if (strict === undefined) strict = true;

  if (is.object(input)) return object(input, strict);
  if (is.array(input)) return array(input, strict);
  return input;
}

/**
 * Object traverser.
 *
 * @param {Object} obj
 * @param {Boolean} strict
 * @return {Object}
 */

function object (obj, strict) {
  each(obj, function (key, val) {
    if (isodate.is(val, strict)) {
      obj[key] = isodate.parse(val);
    } else if (is.object(val) || is.array(val)) {
      traverse(val, strict);
    }
  });
  return obj;
}

/**
 * Array traverser.
 *
 * @param {Array} arr
 * @param {Boolean} strict
 * @return {Array}
 */

function array (arr, strict) {
  each(arr, function (val, x) {
    if (is.object(val)) {
      traverse(val, strict);
    } else if (isodate.is(val, strict)) {
      arr[x] = isodate.parse(val);
    }
  });
  return arr;
}