src/vs/editor/standalone/browser/standaloneCodeEditorService.ts/StandaloneCodeEditorService/findModel
class StandaloneCodeEditorService:	private findModel(editor: ICodeEditor, resource: URI): ITextModel | null {
		const model = editor.getModel();
		if (model && model.uri.toString() !== resource.toString()) {
			return null;
		}

		return model;
	}