js代码中包含vue标签

renderContent(h, { node, data, store }) {
return (
<span>
<span>
<span>{node.label}</span>
</span>
<span style="float: right; margin-right: 20px">
<el-button size="mini" on-click={ () => this.append(store, data) }>Append</el-button>
<el-button size="mini" on-click={ () => this.remove(store, data) }>Delete</el-button>
</span>
</span>);
}