Add GetDescription() and __repr__ () methods to most API classes, to allow

"print" from inside Python to print out the objects in a more useful
manner.

llvm-svn: 114321

1 files changed, 33 insertions, 0 deletions

diff --git a/lldb/source/API/SBValue.cpp b/lldb/source/API/SBValue.cpp
index e9d970baf34..e2fdffab592 100644
--- a/lldb/source/API/SBValue.cpp
+++ b/lldb/source/API/SBValue.cpp
@@ -8,6 +8,7 @@
 //===----------------------------------------------------------------------===//
 
 #include "lldb/API/SBValue.h"
+#include "lldb/API/SBStream.h"
 
 #include "lldb/Core/DataExtractor.h"
 #include "lldb/Core/Module.h"
@@ -268,3 +269,35 @@ SBValue::operator*() const
 {
     return m_opaque_sp;
 }
+
+bool
+SBValue::GetDescription (SBStream &description)
+{
+    if (m_opaque_sp)
+    {
+        const char *name = GetName();
+        const char *type_name = GetTypeName ();
+        size_t byte_size = GetByteSize ();
+        uint32_t num_children = GetNumChildren ();
+        bool is_stale = ValueIsStale ();
+        description.Printf ("name: '%s', type: %s, size: %d", (name != NULL ? name : "<unknown name>"),
+                            (type_name != NULL ? type_name : "<unknown type name>"), (int) byte_size);
+        if (num_children > 0)
+            description.Printf (", num_children: %d", num_children);
+
+        if (is_stale)
+            description.Printf (" [value is stale]");
+    }
+    else
+        description.Printf ("No value");
+
+    return true;
+}
+
+PyObject *
+SBValue::__repr__ ()
+{
+    SBStream description;
+    GetDescription (description);
+    return PyString_FromString (description.GetData());
+}