// ...
const { __ } = wp.i18n; // Import __() from wp.i18n
const { registerBlockType, InspectorControls } = wp.blocks; // Import registerBlockType() from wp.blocks
const { SelectControl } = wp.components;
const { Component } = wp.element;

class mySelectPosts extends Component {
	render() {
		return ( 'Load Post Placeholder' )
	}
}
 
registerBlockType( 'cgb/block-guten-load-post', {
	// ...
  
	// The "edit" property must be a valid function.
	edit: mySelectPosts,

	// ...
} );