protected override Expression DoResolve(ResolveContext ec)
{
Expression expr_resolved = expr.Resolve(ec,
ResolveFlags.VariableOrValue | ResolveFlags.Type);
if (expr_resolved == null)
{
return(null);
}
TypeSpec expr_type = expr_resolved.Type;
if (expr_type.IsPointer || expr_type.Kind == MemberKind.Void || expr_type == InternalType.NullLiteral || expr_type == InternalType.AnonymousMethod)
{
expr_resolved.Error_OperatorCannotBeApplied(ec, loc, ".", expr_type);
return(null);
}
if (targs != null)
{
if (!targs.Resolve(ec))
{
return(null);
}
}
var results = new List <string> ();
if (expr_resolved is Namespace)
{
Namespace nexpr = expr_resolved as Namespace;
string namespaced_partial;
if (partial_name == null)
{
namespaced_partial = nexpr.Name;
}
else
{
namespaced_partial = nexpr.Name + "." + partial_name;
}
ec.CurrentMemberDefinition.GetCompletionStartingWith(namespaced_partial, results);
if (partial_name != null)
{
results = results.Select(l => l.Substring(partial_name.Length)).ToList();
}
}
else
{
var r = MemberCache.GetCompletitionMembers(ec, expr_type, partial_name).Select(l => l.Name);
AppendResults(results, partial_name, r);
}
throw new CompletionResult(partial_name == null ? "" : partial_name, results.Distinct().ToArray());
}
public Expression CreateCallSiteBinder(ResolveContext ec, Arguments args)
{
Arguments binder_args = new Arguments(member != null ? 5 : 3);
bool is_member_access = member is MemberAccess;
CSharpBinderFlags call_flags;
if (!is_member_access && member is SimpleName)
{
call_flags = CSharpBinderFlags.InvokeSimpleName;
is_member_access = true;
}
else
{
call_flags = 0;
}
binder_args.Add(new Argument(new BinderFlags(call_flags, this)));
if (is_member_access)
{
binder_args.Add(new Argument(new StringLiteral(ec.BuiltinTypes, member.Name, member.Location)));
}
if (member != null && member.HasTypeArguments)
{
TypeArguments ta = member.TypeArguments;
if (ta.Resolve(ec))
{
var targs = new ArrayInitializer(ta.Count, loc);
foreach (TypeSpec t in ta.Arguments)
{
targs.Add(new TypeOf(t, loc));
}
binder_args.Add(new Argument(new ImplicitlyTypedArrayCreation(targs, loc)));
}
}
else if (is_member_access)
{
binder_args.Add(new Argument(new NullLiteral(loc)));
}
binder_args.Add(new Argument(new TypeOf(ec.CurrentType, loc)));
Expression real_args;
if (args == null)
{
// Cannot be null because .NET trips over
real_args = new ArrayCreation(
new MemberAccess(GetBinderNamespace(loc), "CSharpArgumentInfo", loc),
new ArrayInitializer(0, loc), loc);
}
else
{
real_args = new ImplicitlyTypedArrayCreation(args.CreateDynamicBinderArguments(ec), loc);
}
binder_args.Add(new Argument(real_args));
return(new Invocation(GetBinder(is_member_access ? "InvokeMember" : "Invoke", loc), binder_args));
}
protected override Expression DoResolve(ResolveContext rc)
{
var sn = expr as SimpleName;
const ResolveFlags flags = ResolveFlags.VariableOrValue | ResolveFlags.Type;
if (sn != null)
{
expr = sn.LookupNameExpression(rc, MemberLookupRestrictions.ReadAccess | MemberLookupRestrictions.ExactArity);
//
// Resolve expression which does have type set as we need expression type
// with disable flow analysis as we don't know whether left side expression
// is used as variable or type
//
if (expr is VariableReference || expr is ConstantExpr || expr is Linq.TransparentMemberAccess)
{
expr = expr.Resolve(rc);
}
else if (expr is TypeParameterExpr)
{
expr.Error_UnexpectedKind(rc, flags, sn.Location);
expr = null;
}
}
else
{
expr = expr.Resolve(rc, flags);
}
if (expr == null)
{
return(null);
}
TypeSpec expr_type = expr.Type;
if (expr_type.IsPointer || expr_type.Kind == MemberKind.Void || expr_type == InternalType.NullLiteral || expr_type == InternalType.AnonymousMethod)
{
expr.Error_OperatorCannotBeApplied(rc, loc, ".", expr_type);
return(null);
}
if (targs != null)
{
if (!targs.Resolve(rc, true))
{
return(null);
}
}
var results = new List <string> ();
var nexpr = expr as NamespaceExpression;
if (nexpr != null)
{
string namespaced_partial;
if (partial_name == null)
{
namespaced_partial = nexpr.Namespace.Name;
}
else
{
namespaced_partial = nexpr.Namespace.Name + "." + partial_name;
}
rc.CurrentMemberDefinition.GetCompletionStartingWith(namespaced_partial, results);
if (partial_name != null)
{
results = results.Select(l => l.Substring(partial_name.Length)).ToList();
}
}
else
{
var r = MemberCache.GetCompletitionMembers(rc, expr_type, partial_name).Select(l => l.Name);
AppendResults(results, partial_name, r);
}
throw new CompletionResult(partial_name == null ? "" : partial_name, results.Distinct().ToArray());
}
