src/vs/workbench/contrib/snippets/browser/commands/insertSnippet.ts/InsertSnippetAction/constructor
class InsertSnippetAction:	constructor() {
		super({
			id: 'editor.action.insertSnippet',
			title: {
				value: nls.localize('snippet.suggestions.label', "Insert Snippet"),
				original: 'Insert Snippet'
			},
			f1: true,
			precondition: EditorContextKeys.writable,
			description: {
				description: `Insert Snippet`,
				args: [{
					name: 'args',
					schema: {
						'type': 'object',
						'properties': {
							'snippet': {
								'type': 'string'
							},
							'langId': {
								'type': 'string',

							},
							'name': {
								'type': 'string'
							}
						},
					}
				}]
			}
		});
	}