Method update

source/WebCell.tsx:118–144

()

            }

            async update() {
                const vNode = this.render?.();

                const content = isEmpty(vNode) ? (
                    meta.mode ? (
                        <slot />
                    ) : null
                ) : (
                    vNode
                );
                if (!(content != null)) return;

                if (
                    !meta.transitible ||
                    typeof document.startViewTransition !== 'function'
                )
                    return this.updateDOM(content);

                const { updateCallbackDone, finished } =
                    document.startViewTransition(() => this.updateDOM(content));

                try {
                    await finished;
                } catch {
                    return updateCallbackDone;
                }
            }

            disconnectedCallback() {
                const { root } = this,