object-deep-search/lib/index.js

Search through object properties recursevly with a complex filter.

'use strict';

Object.defineProperty(exports, "__esModule", {
  value: true
});

var _typeof = typeof Symbol === "function" && typeof Symbol.iterator === "symbol" ? function (obj) { return typeof obj; } : function (obj) { return obj && typeof Symbol === "function" && obj.constructor === Symbol && obj !== Symbol.prototype ? "symbol" : typeof obj; };

function _toConsumableArray(arr) { if (Array.isArray(arr)) { for (var i = 0, arr2 = Array(arr.length); i < arr.length; i++) { arr2[i] = arr[i]; } return arr2; } else { return Array.from(arr); } }

var find = exports.find = function find(object, filter, options) {
  var result = [];

  if (matchObject(object, filter)) {
    result.push(object);
    return result;
  }

  if (Array.isArray(object)) {
    object.forEach(function (item) {
      if (matchObject(item, filter)) {
        result.push(item);
      } else {
        result.push.apply(result, _toConsumableArray(find(item, filter, options)));
      }
    });
  } else if (isObject(object)) {
    Object.keys(object).forEach(function (key) {
      var item = object[key];
      if (matchObject(item, filter)) {
        result.push(item);
      } else {
        result.push.apply(result, _toConsumableArray(find(item, filter, options)));
      }
    });
  }

  return result;
};

var findFirst = exports.findFirst = function findFirst(object, filter, options) {
  var result = void 0;
  if (matchObject(object, filter)) {
    return object;
  }

  if (Array.isArray(object)) {
    object.every(function (item) {
      if (matchObject(item, filter)) {
        result = item;
        return false;
      } else {
        result = findFirst(item, filter, options);
        return result === undefined;
      }
    });
  } else if (isObject(object)) {
    Object.keys(object).every(function (key) {
      var item = object[key];
      if (matchObject(item, filter)) {
        result = item;
        return false;
      } else {
        result = findFirst(item, filter, options);
        return result === undefined;
      }
    });
  }

  return result;
};

var matchObject = function matchObject(object, needle) {
  if (typeof needle === 'function') {
    return needle(object);
  }

  if (Array.isArray(needle) && Array.isArray(object)) {
    return needle.every(function (item) {
      return object.find(function (objectItem) {
        return matchObject(objectItem, item);
      }) !== undefined;
    });
  }

  if (isObject(needle) && isObject(object) && !Array.isArray(object)) {
    return Object.keys(needle).every(function (property) {
      return object.hasOwnProperty(property) && matchObject(object[property], needle[property]);
    });
  }

  return object === needle;
};

var isObject = function isObject(value) {
  return (typeof value === 'undefined' ? 'undefined' : _typeof(value)) === 'object' && value;
};