Add some debugging infrastructure to the interpreter.

This currently mainly intended to be useful in a C++ debugger. The
infrastructure makes it a lot easier to access (parent) contexts, find
function names, etc.

Change-Id: I0493d3a3bd4bf5c3a03379c1a2b545ed76862cd5
Reviewed-by: Lars Knoll <lars.knoll@digia.com>

1 files changed, 4 insertions, 0 deletions

diff --git a/qmljs_objects.h b/qmljs_objects.h
index 957a562d97..4e0af583d1 100644
--- a/qmljs_objects.h
+++ b/qmljs_objects.h
@@ -516,6 +516,8 @@ struct FunctionObject: Object {
     Value construct(ExecutionContext *context, Value *args, int argc);
     virtual Value call(ExecutionContext *context, Value thisObject, Value *args, int argc);
 
+    virtual struct ScriptFunction *asScriptFunction() { return 0; }
+
 protected:
     virtual Value call(ExecutionContext *ctx);
     virtual Value construct(ExecutionContext *ctx);
@@ -537,6 +539,8 @@ struct ScriptFunction: FunctionObject {
 
     virtual Value call(ExecutionContext *ctx);
     virtual Value construct(ExecutionContext *ctx);
+
+    virtual ScriptFunction *asScriptFunction() { return this; }
 };
 
 struct EvalFunction : FunctionObject