nervjs/src/lib/vdom/vnode/types.js

A react-like framework based on virtual-dom

export function isVNode (node) {
  return node && node.type === 'VirtualNode'
}

export function isVText (node) {
  return node && node.type === 'VirtualText'
}

export function isWidget (node) {
  return node && node.type === 'Widget'
}

export function isStateLess (node) {
  return node && node.type === 'StateLess'
}

export function isHook (arg) {
  if ((arg && (typeof arg.hook === 'function' && !arg.hasOwnProperty('hook'))) ||
    (arg && (typeof arg.unhook === 'function' && !arg.hasOwnProperty('unhook')))) {
    return true
  }
  return false
}