1 files changed, 34 insertions, 0 deletions
diff --git a/core/src/Model/Workflow/Evaluation.cpp b/core/src/Model/Workflow/Evaluation.cpp
index db09973..ff3edf4 100644
--- a/core/src/Model/Workflow/Evaluation.cpp
+++ b/core/src/Model/Workflow/Evaluation.cpp
@@ -2,6 +2,40 @@
 
 #include <queue>
 
+const char* WorkflowEvaluationError::FormatMessageType(enum MessageType messageType) {
+	switch (messageType) {
+		case Error: return "Error";
+		case Warning: return "Warning";
+	}
+}
+
+const char* WorkflowEvaluationError::FormatPinType(enum PinType pinType) {
+	switch (pinType) {
+		case NoPin: return nullptr;
+		case InputPin: return "Input pin";
+		case OutputPin: return "Output pin";
+	}
+}
+
+std::string WorkflowEvaluationError::Format() const {
+	// TODO convert to std::format
+
+	std::string result;
+	result += FormatMessageType(this->Type);
+	result += " at ";
+	result += NodeId;
+	if (auto pinText = FormatPinType(this->PinType)) {
+		result += "/";
+		result += pinText;
+		result += " ";
+		result += PinId;
+	}
+	result += ": ";
+	result += this->Message;
+
+	return result;
+}
+
 namespace {
 enum class EvaluationStatus {
 	Unevaluated,