src/vs/workbench/contrib/terminal/browser/terminalTypeAheadAddon.ts/TypeAheadStyle/startTracking
class TypeAheadStyle:	startTracking() {
		this._expectedIncomingStyles = 0;
		this._onDidWriteSGR(attributesToArgs(core(this._terminal)._inputHandler._curAttrData));
		this._csiHandler = this._terminal.parser.registerCsiHandler({ final: 'm' }, args => {
			this._onDidWriteSGR(args);
			return false;
		});
	}