src/vs/platform/terminal/common/capabilities/commandDetectionCapability.ts/CommandDetectionCapability/handleContinuationStart
class CommandDetectionCapability:	handleContinuationStart(): void {
		this._currentCommand.currentContinuationMarker = this._terminal.registerMarker(0);
		this._logService.debug('CommandDetectionCapability#handleContinuationStart', this._currentCommand.currentContinuationMarker);
	}