ADD: Adding off-market publisher for xeur/xeer

Author: vinilivramento

CHANGELOG.md

@@ -6,6 +6,7 @@
 - Added a `v3::StatMsg` record with an expanded 64-bit `quantity` field
 - Added `kDbnVersion` constants to each version namespace: `v1`, `v2`, and `v3`
 - Added `kUndefStatQuantity` constants to each version namespace
+- Added new off-market publishers for Eurex, and European Energy Exchange (EEX)
 
 ## 0.34.2 - 2025-05-06
 

include/databento/publishers.hpp

@@ -399,6 +399,10 @@ enum class Publisher : std::uint16_t {
   XeurEobiXeur = 101,
   // European Energy Exchange EOBI
   XeerEobiXeer = 102,
+  // Eurex EOBI - Off-Market Trades
+  XeurEobiXoff = 103,
+  // European Energy Exchange EOBI - Off-Market Trades
+  XeerEobiXoff = 104,
 };
 
 // Get a Publisher's Venue.

src/publishers.cpp

@@ -895,6 +895,12 @@ Venue PublisherVenue(Publisher publisher) {
     case Publisher::XeerEobiXeer: {
       return Venue::Xeer;
     }
+    case Publisher::XeurEobiXoff: {
+      return Venue::Xoff;
+    }
+    case Publisher::XeerEobiXoff: {
+      return Venue::Xoff;
+    }
     default: {
       throw InvalidArgumentError{
           "PublisherVenue", "publisher",
@@ -1211,6 +1217,12 @@ Dataset PublisherDataset(Publisher publisher) {
     case Publisher::XeerEobiXeer: {
       return Dataset::XeerEobi;
     }
+    case Publisher::XeurEobiXoff: {
+      return Dataset::XeurEobi;
+    }
+    case Publisher::XeerEobiXoff: {
+      return Dataset::XeerEobi;
+    }
     default: {
       throw InvalidArgumentError{
           "PublisherDataset", "publisher",
@@ -1528,6 +1540,12 @@ const char* ToString(Publisher publisher) {
     case Publisher::XeerEobiXeer: {
       return "XEER.EOBI.XEER";
     }
+    case Publisher::XeurEobiXoff: {
+      return "XEUR.EOBI.XOFF";
+    }
+    case Publisher::XeerEobiXoff: {
+      return "XEER.EOBI.XOFF";
+    }
     default: {
       return "Unknown";
     }
@@ -1847,6 +1865,12 @@ Publisher FromString(const std::string& str) {
   if (str == "XEER.EOBI.XEER") {
     return Publisher::XeerEobiXeer;
   }
+  if (str == "XEUR.EOBI.XOFF") {
+    return Publisher::XeurEobiXoff;
+  }
+  if (str == "XEER.EOBI.XOFF") {
+    return Publisher::XeerEobiXoff;
+  }
   throw InvalidArgumentError{"FromString<Publisher>", "str",
                              "unknown value '" + str + '\''};
 }