src/vs/workbench/contrib/codeEditor/browser/toggleRenderControlCharacter.ts/ToggleRenderControlCharacterAction/run
class ToggleRenderControlCharacterAction:	override run(accessor: ServicesAccessor): Promise<void> {
		const configurationService = accessor.get(IConfigurationService);

		const newRenderControlCharacters = !configurationService.getValue<boolean>('editor.renderControlCharacters');
		return configurationService.updateValue('editor.renderControlCharacters', newRenderControlCharacters);
	}