override public void LeaveBinaryExpression(BinaryExpression node)
{
if (BinaryOperatorType.Assign == node.Operator)
{
if (TypeSystemServices.IsQuackBuiltin(node.Left))
{
ProcessQuackPropertySet(node);
}
return;
}
if (!AstUtil.IsOverloadableOperator(node.Operator))
{
return;
}
if (!IsDuckTyped(node.Left) && !IsDuckTyped(node.Right))
{
return;
}
MethodInvocationExpression mie = CodeBuilder.CreateMethodInvocation(
RuntimeServices_InvokeBinaryOperator,
CodeBuilder.CreateStringLiteral(
AstUtil.GetMethodNameForOperator(node.Operator)),
node.Left, node.Right);
Replace(mie);
}
protected override void CheckBuiltinUsage(ReferenceExpression node, IEntity entity)
{
if (TypeSystemServices.IsQuackBuiltin(entity))
{
return;
}
base.CheckBuiltinUsage(node, entity);
}
override protected void ProcessAssignment(BinaryExpression node)
{
if (TypeSystemServices.IsQuackBuiltin(node.Left.Entity))
{
BindDuck(node);
}
else
{
ProcessStaticallyTypedAssignment(node);
}
}
override protected void ProcessBuiltinInvocation(BuiltinFunction function, MethodInvocationExpression node)
{
if (TypeSystemServices.IsQuackBuiltin(function))
{
BindDuck(node);
}
else
{
base.ProcessBuiltinInvocation(function, node);
}
}
private void ProcessAssignment(BinaryExpression node)
{
if (NodeType.SlicingExpression == node.Left.NodeType)
{
SlicingExpression slice = (SlicingExpression)node.Left;
if (IsDuckTyped(slice.Target))
{
ProcessDuckSlicingPropertySet(node);
}
}
else if (TypeSystemServices.IsQuackBuiltin(node.Left))
{
ProcessQuackPropertySet(node);
}
}
private void ProcessAssignment(BinaryExpression node)
{
var slice = node.Left as SlicingExpression;
if (slice != null)
{
if (IsDuckTyped(slice.Target))
{
ProcessDuckSlicingPropertySet(node);
}
return;
}
if (TypeSystemServices.IsQuackBuiltin(node.Left))
{
ProcessQuackPropertySet(node);
}
}
override public void OnMethodInvocationExpression(MethodInvocationExpression node)
{
if (!IsDuckTyped(node.Target))
{
base.OnMethodInvocationExpression(node);
return;
}
if (TypeSystemServices.IsQuackBuiltin(node.Target))
{
ExpandQuackInvocation(node);
return;
}
base.OnMethodInvocationExpression(node);
ExpandCallableInvocation(node);
}
override public void LeaveMemberReferenceExpression(MemberReferenceExpression node)
{
if (!TypeSystemServices.IsQuackBuiltin(node))
{
return;
}
if (AstUtil.IsLhsOfAssignment(node) ||
AstUtil.IsTargetOfSlicing(node))
{
return;
}
MethodInvocationExpression mie = CodeBuilder.CreateMethodInvocation(
RuntimeServices_GetProperty,
node.Target,
CodeBuilder.CreateStringLiteral(node.Name));
Replace(mie);
}
protected override void AddResolvedNamedArgumentToEval(MethodInvocationExpression eval, ExpressionPair pair, ReferenceExpression instance)
{
if (!TypeSystemServices.IsQuackBuiltin(pair.First))
{
base.AddResolvedNamedArgumentToEval(eval, pair, instance);
return;
}
MemberReferenceExpression memberRef = new MemberReferenceExpression(
pair.First.LexicalInfo,
instance.CloneNode(),
((ReferenceExpression)pair.First).Name);
BindQuack(memberRef);
eval.Arguments.Add(
CodeBuilder.CreateAssignment(
pair.First.LexicalInfo,
memberRef,
pair.Second));
}
override public void OnMethodInvocationExpression(MethodInvocationExpression node)
{
if (TypeSystemServices.IsQuackBuiltin(node.Target))
{
ExpandQuackInvocation(node);
return;
}
base.OnMethodInvocationExpression(node);
if (!IsDuckTyped(node.Target))
{
return;
}
MethodInvocationExpression invoke = CodeBuilder.CreateMethodInvocation(
RuntimeServices_InvokeCallable,
node.Target,
CodeBuilder.CreateObjectArray(node.Arguments));
Replace(invoke);
}
override public void OnMethodInvocationExpression(MethodInvocationExpression node)
{
if (!TypeSystemServices.IsDuckTyped(node.Target))
{
base.OnMethodInvocationExpression(node);
return;
}
if (TypeSystemServices.IsQuackBuiltin(node.Target))
{
ExpandQuackInvocation(node);
return;
}
base.OnMethodInvocationExpression(node);
if (node.GetAncestor(NodeType.Constructor) == null ||
(node.Target.NodeType != NodeType.SelfLiteralExpression &&
node.Target.NodeType != NodeType.SuperLiteralExpression) ||
node.Target.Entity as IConstructor == null)
{
ExpandCallableInvocation(node);
}
}
protected override bool ShouldRebindMember(IEntity entity)
{
// always rebind quack builtins (InPlace operators)
return(null == entity || TypeSystemServices.IsQuackBuiltin(entity));
}