mirror of https://github.com/sveltejs/svelte
57 lines
1.2 KiB
57 lines
1.2 KiB
import { appendNode, assign, createElement, createText, detachNode, insertNode, noop, proto } from "svelte/shared.js";
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function create_main_fragment ( state, component ) {
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var div, text;
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return {
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create: function () {
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div = createElement( 'div' );
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text = createText( "I am shadow DOM" );
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},
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mount: function ( target, anchor ) {
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insertNode( div, target, anchor );
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appendNode( text, div );
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},
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update: noop,
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unmount: function () {
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detachNode( div );
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},
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destroy: noop
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};
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}
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class SvelteComponent extends HTMLElement {
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constructor(options = {}) {
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super();
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this.options = options;
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this._state = options.data || {};
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this._observers = {
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pre: Object.create( null ),
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post: Object.create( null )
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};
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this._handlers = Object.create( null );
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this._root = options._root || this;
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this._yield = options._yield;
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this._bind = options._bind;
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this._fragment = create_main_fragment( this._state, this );
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if ( !options._root ) {
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this._fragment.create();
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this._fragment.mount( this.attachShadow({ mode: 'open' }), null );
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}
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}
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}
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customElements.define('custom-element', SvelteComponent);
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assign( SvelteComponent.prototype, proto );
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export default SvelteComponent; |