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src/directives/clickoutside.js 556 Bytes
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  export default {
      bind (el, binding, vnode) {
          function documentHandler (e) {
              if (el.contains(e.target)) {
                  return false;
              }
              if (binding.expression) {
                  binding.value(e);
              }
          }
          el.__vueClickOutside__ = documentHandler;
          document.addEventListener('click', documentHandler);
      },
      update () {
  
      },
      unbind (el, binding) {
          document.removeEventListener('click', el.__vueClickOutside__);
          delete el.__vueClickOutside__;
      }
  };