All files / src/custom-element/mixins ComponentMetadataInitializerMixin.ts

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import { CustomElementComponentMetadata, CustomElementMetadata } from "../interfaces";
 
const ComponentMetadataInitializerMixin = Base =>
 
    class ComponentMetadataInitializer extends Base {
 
        /**
         * The styles to track in the class
         */
        static component: () => CustomElementComponentMetadata;
 
        protected static initializeComponent(metadata: CustomElementMetadata): void {
 
            const {
                component
            } = this;
 
            if (component === undefined) {
 
                metadata.shadow = true; // It is true by default
 
                return;
            }
 
            metadata.shadow = (component as CustomElementComponentMetadata).shadow;       
        }
    }
 
export default ComponentMetadataInitializerMixin;