[new compiler] Initial implementation of signal handler support

Signal handlers start out in the parser as binding expressions. A new
SignalHandlerConverter converts the bindings then so that the expression is
turned into a function declaration where the function parameters match the
parameters of the signal.

Change-Id: I3ea5aa3b80a6ee3b095c6841c63c3e3bb0b47e4f
Reviewed-by: Lars Knoll <[email protected]>

1 files changed, 8 insertions, 1 deletions

diff --git a/src/qml/compiler/qv4compileddata_p.h b/src/qml/compiler/qv4compileddata_p.h
index e8d2a73278..0a404a454f 100644
--- a/src/qml/compiler/qv4compileddata_p.h
+++ b/src/qml/compiler/qv4compileddata_p.h
@@ -254,7 +254,12 @@ struct Binding
         Type_Object
     };
 
-    quint32 type;
+    enum Flags {
+        IsSignalHandlerExpression = 0x1
+    };
+
+    quint32 flags : 16;
+    quint32 type : 16;
     union {
         bool b;
         double d;
@@ -263,6 +268,8 @@ struct Binding
     } value;
     quint32 stringIndex; // Set for Type_String and Type_Script (the latter because of script strings)
 
+    Location location;
+
     QString valueAsString(const Unit *unit) const;
     double valueAsNumber() const
     {