diff -r 6e838748867b -r 20d2ed3af73d src/linetypes/errorline.cpp
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/src/linetypes/errorline.cpp	Sun Nov 03 18:13:38 2019 +0200
@@ -0,0 +1,54 @@
+#include <QBrush>
+#include "errorline.h"
+
+linetypes::ErrorLine::ErrorLine(QStringView text, QStringView message) :
+	text{text.toString()},
+	message{message.toString()}
+{
+}
+
+QVariant linetypes::ErrorLine::getProperty(Property property) const
+{
+	switch (property)
+	{
+	case Property::Text:
+		return this->text;
+	case Property::ErrorMessage:
+		return this->message;
+	default:
+		return Object::getProperty(property);
+	}
+}
+
+auto linetypes::ErrorLine::setProperty(
+	Property property,
+	const QVariant& value)
+	-> SetPropertyResult
+{
+	switch (property)
+	{
+	case Property::Text:
+		this->text = value.toString();
+		return SetPropertyResult::Success;
+	case Property::ErrorMessage:
+		this->message = value.toString();
+		return SetPropertyResult::Success;
+	default:
+		return Object::setProperty(property, value);
+	}
+}
+
+QString linetypes::ErrorLine::textRepresentation() const
+{
+	return this->text;
+}
+
+QBrush linetypes::ErrorLine::textRepresentationForeground() const
+{
+	return QBrush{Qt::yellow};
+}
+
+QBrush linetypes::ErrorLine::textRepresentationBackground() const
+{
+	return QBrush{Qt::red};
+}