html5-utils/lib/attrs.js

html5 dom utils....

'use strict';

Object.defineProperty(exports, "__esModule", {
  value: true
});
exports.getAttrObj = getAttrObj;
exports.getAttrIndex = getAttrIndex;
exports.hasAttr = hasAttr;
exports.getAttr = getAttr;
exports.setAttr = setAttr;
exports.removeAttr = removeAttr;

var _find = require('lodash/find');

var _find2 = _interopRequireDefault(_find);

var _findIndex = require('lodash/findIndex');

var _findIndex2 = _interopRequireDefault(_findIndex);

var _map = require('lodash/map');

var _map2 = _interopRequireDefault(_map);

function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }

var _ = { find: _find2.default, findIndex: _findIndex2.default, map: _map2.default };

function getAttrObj(element, name) {
  var n = name.toLowerCase();
  return _.find(element.attrs, function (attr, i) {
    return attr.name.toLowerCase() === n;
  });
}

function getAttrIndex(element, name) {
  var n = name.toLowerCase();
  return _.findIndex(element.attrs, function (attr, i) {
    return attr.name.toLowerCase() === n;
  });
}

function hasAttr(element, name) {
  return getAttrIndex(element, name) !== -1;
}
function getAttr(element, name) {
  var attr = getAttrObj(element, name);
  return attr !== undefined ? attr.value : null;
}

function setAttr(element, name, value) {
  var i = getAttrIndex(element, name);
  if (i > -1) {
    element.attrs[i].value = value;
  } else {
    element.attrs.push({ name: name, value: value });
  }
}

function removeAttr(element, name) {
  var n = name.toLowerCase();
  return _.map(element.attrs, function (attr, i) {
    if (attr.name.toLowerCase() !== n) {
      return true;
    };
    element.attrs.splice(i, 1);
  });
}