array filter and reject functionality

array-filter-and-reject-functionality.js

const list = ['apple', 'orange', 'bananna'];


function isThemableIcon(value) {
  return ['orange', 'bananna'].indexOf(value) >= 0;
}

const themableIcons = list.filter(isThemableIcon);
const staticIcons = list.filter(x => !isThemableIcon(x));

console.log(themableIcons);
console.log(staticIcons);

array-of-objects-filter-and-reject-functionality.js

var icons =  [ { iconName: 'abnormal',
    svg: 'src/icons/0125_abnormal_i_lightDiamond.svg' },
  { iconName: 'add', svg: 'src/icons/0001_plus_a.svg' },
  { iconName: 'addPerson',
    svg: 'src/icons/0113_plusPerson_a.svg' },
  { iconName: 'alert',
    svg: 'src/icons/0037_exclamation_i_heavyTriangle.svg' },
  { iconName: 'analytics',
    svg: 'src/icons/0070_dottedLine_a.svg' },
  { iconName: 'announcement',
    svg: 'src/icons/0071_megaphone_a.svg' }
    ];

var staticIcons = ["abnormal"];

function isStaticIcon(item) {
  return staticIcons.indexOf(item.iconName) > -1;
}
var staticIconsList = icons.filter(isStaticIcon);
var themableIconsList = icons.filter(x => !isStaticIcon(x));

console.log(staticIconsList);
console.log(themableIconsList);