ADD: Add three IntelligentCross MICs to Venue list

CHANGELOG.md

@@ -2,6 +2,9 @@
 
 ## 0.25.0 - TBD
 
+### Enhancements
+- Added new IntelligentCross venues `ASPN`, `ASMT`, and `ASPI`
+
 ### Deprecations
 - Deprecated `Packaging` enum and `packaging` field on `BatchJob`. These will be
   removed in a future version. All files from a batch job can be downloaded with the

include/databento/publishers.hpp

@@ -93,6 +93,12 @@ enum class Venue : std::uint16_t {
   Ltse = 42,
   // Off-Exchange Transactions - Listed Instruments
   Xoff = 43,
+  // IntelligentCross ASPEN Intelligent Bid/Offer
+  Aspn = 44,
+  // IntelligentCross ASPEN Maker/Taker
+  Asmt = 45,
+  // IntelligentCross ASPEN Inverted
+  Aspi = 46,
 };
 
 // A source of data.

src/publishers.cpp

@@ -140,6 +140,15 @@ const char* ToString(Venue venue) {
     case Venue::Xoff: {
       return "XOFF";
     }
+    case Venue::Aspn: {
+      return "ASPN";
+    }
+    case Venue::Asmt: {
+      return "ASMT";
+    }
+    case Venue::Aspi: {
+      return "ASPI";
+    }
     default: {
       return "Unknown";
     }
@@ -282,6 +291,15 @@ Venue FromString(const std::string& str) {
   if (str == "XOFF") {
     return Venue::Xoff;
   }
+  if (str == "ASPN") {
+    return Venue::Aspn;
+  }
+  if (str == "ASMT") {
+    return Venue::Asmt;
+  }
+  if (str == "ASPI") {
+    return Venue::Aspi;
+  }
   throw InvalidArgumentError{"FromString<Venue>", "str",
                              "unknown value '" + str + '\''};
 }