This is a collection of snippets for Native Web Components. Not using a framework and is based on the Custom Element Starter by Luce Studio.
The snippets are not limited to that starter, but work very well with it.
class web component: Gives a boilerplate web component using buildShadowRoot as an implamentation for the web components polyfills.
get attribute with value: Getter and setter that has attribute values.
get attribute no value: Getter and setter based on the existance of an attribute.
watchChildren mutation observer: for adding a mutation observer to bring light dom elements into the shadow dom. Think option element inside a select for your custom element.