private GenSerializeContext(
GenSerializeContext parent,
IExpression instance,
IExpression member)
: base(parent.Generator)
{
Writer = parent.Writer;
Instance = instance;
Member = member;
}
/// <summary>
/// Generates the body of the serialize method.
/// </summary>
/// <param name="msilWriter">The MSIL writer to write to.</param>
public void GenerateSerializeMethod(ICilWriter msilWriter)
{
var g = new MethodGenerator(msilWriter);
var instance = g.GetParameter(0);
var args = g.GetParameter(1);
if (!_def.Type.IsValueType)
{
g.If(() =>
{
g.Load(instance);
return(BinaryOperator.IsNull);
});
{
g.Load(args);
// todo - call through MemberResolver
g.Call(typeof(BarfSerializationArgs).GetMethod("WriteNullObject"));
g.Return();
}
g.EndIf();
}
IVariable typeContext;
MethodInfo beginMethod;
MethodInfo endMethod;
if (_def.IsForwardCompatible)
{
typeContext = g.DeclareLocal(typeof(BarfSerializationArgs.TypeContext));
beginMethod = typeof(BarfSerializationArgs).GetMethods(BindingFlags.Instance | BindingFlags.Public)
.Where <MethodInfo>(m => m.Name == "BeginObject")
.Where <MethodInfo>(m =>
{
var ps = m.GetParameters();
return(ps.Length == 1 && ps[0].ParameterType.IsGenericParameter);
})
.FirstOrDefault <MethodInfo>()
.MakeGenericMethod(_def.Type);
endMethod = typeof(BarfSerializationArgs).ResolveMethod("EndObject", typeof(BarfSerializationArgs.TypeContext));
}
else
{
typeContext = g.DeclareLocal(typeof(long));
beginMethod = typeof(BarfSerializationArgs)
.ResolveMethod("BeginObject", Type.EmptyTypes)
.MakeGenericMethod(_def.Type);
endMethod = typeof(BarfSerializationArgs).ResolveMethod("EndObject", typeof(long));
}
g.Load(args);
g.BeginCall(beginMethod);
if (_def.IsForwardCompatible)
{
g.Load(instance);
}
g.EndCall();
g.Store(typeContext);
foreach (var part in _def.Parts)
{
Trace.WriteLine("\tBuilding Serialize Part - " + part.FullName);
g.BeginScope();
{
var context = new GenSerializeContext(g, part, g.CreateExpression(instance));
part.GetCurrentBuilder()
.GenerateSerializePart(context);
}
g.EndScope();
}
g.Load(args);
g.BeginCall(endMethod);
{
g.Load(typeContext);
}
g.EndCall();
g.Return();
}
