First pass at adding print support for Objective-C objects.

src/resources/mi-python/MIObjectiveC.py

@@ -0,0 +1,37 @@
+# SPDX-FileCopyrightText: 2025 Ernie Pasveer <epasveer@att.net>
+#
+# SPDX-License-Identifier: MIT
+
+import re
+
+#
+# Python MI command to manage gdb's Objective-C commands.
+#
+#   https://sourceware.org/gdb/current/onlinedocs/gdb.html/Objective_002dC.html#Objective_002dC
+#
+
+class MIObjectiveC(gdb.MICommand):
+    """
+    Run the ObjectiveC command.
+
+    -objc-evaluate-expression     Evaluate an Objective-C object via 'print-object' and '_NSPrintForDebugger'.
+
+    See: https://sourceware.org/gdb/current/onlinedocs/gdb.html/Objective_002dC.html#Objective_002dC
+    """
+
+    def __init__(self, name, mode):
+        self._mode = mode
+        super(MIObjectiveC, self).__init__(name)
+
+    def invoke(self, argv):
+        if self._mode == "evaluate-expression":
+
+            result = gdb.execute ("print-object " + " ".join(argv), to_string=True)
+
+            return { "value": result.rstrip('\n')}
+
+        else:
+            raise gdb.GdbError("objectivec: Invalid parameter: %s" % self._mode)
+
+MIObjectiveC("-objc-evaluate-expression", "evaluate-expression")
+