adding support for arch, os, and format features

CHANGELOG.md

@@ -95,6 +95,7 @@
 - explorer: add option to limit features to currently selected disassembly address #692 @mike-hunhoff
 - explorer: update support documentation and runtime checks #741 @mike-hunhoff
 - explorer: small performance boost to rule generator search functionality #742 @mike-hunhoff
+- explorer: add support for arch, os, and format features #758 @mike-hunhoff
 
 ### Development
 

capa/ida/plugin/model.py

@@ -603,6 +603,9 @@ class CapaExplorerDataModel(QtCore.QAbstractItemModel):
             # display no preview
             return CapaExplorerFeatureItem(parent, location=location, display=display)
 
+        if feature["type"] in ("arch", "os", "format"):
+            return CapaExplorerFeatureItem(parent, display=display)
+
         raise RuntimeError("unexpected feature type: " + str(feature["type"]))
 
     def update_function_name(self, old_name, new_name):