internal DynamicMetaObject /*!*/ CreateMetaObject(DynamicMetaObjectBinder /*!*/ binder, Type /*!*/ returnType)
{
Debug.Assert(ControlFlowBuilder == null, "Control flow required but not built");
var restrictions = _restrictions;
var expr = _error ? Ast.Throw(_result, returnType) : AstUtils.Convert(_result, returnType);
if (_condition != null)
{
var deferral = binder.GetUpdateExpression(returnType);
expr = Ast.Condition(_condition, expr, deferral);
}
if (_temps != null || _initializations != null)
{
AddInitialization(expr);
if (_temps != null)
{
expr = Ast.Block(_temps, _initializations);
}
else
{
expr = Ast.Block(_initializations);
}
}
Clear();
RubyBinder.DumpRule(binder, restrictions, expr);
return(new DynamicMetaObject(expr, restrictions));
}
internal AstGenerator(RubyBinder/*!*/ binder, RubyCompilerOptions/*!*/ options, SourceUnit/*!*/ sourceUnit, RubyEncoding/*!*/ encoding,
bool debugCompiler, bool debugMode, bool traceEnabled, bool profilerEnabled, bool savingToDisk) {
Assert.NotNull(binder, options, encoding);
_binder = binder;
_compilerOptions = options;
_debugCompiler = debugCompiler;
_debugMode = debugMode;
_traceEnabled = traceEnabled;
_sourceUnit = sourceUnit;
_document = sourceUnit.Document;
_encoding = encoding;
_profiler = profilerEnabled ? Profiler.Instance : null;
_savingToDisk = savingToDisk;
}
protected override object BindPrecompiled(Type /*!*/ delegateType, object[] /*!*/ args)
{
if (Context == null ||
Signature.ResolveOnly ||
(Signature.Flags & ~(RubyCallFlags.HasImplicitSelf | RubyCallFlags.HasScope | RubyCallFlags.HasBlock | RubyCallFlags.HasRhsArgument)) != 0)
{
return(null);
}
RubyScope scope;
object target;
if (Signature.HasScope)
{
scope = (RubyScope)args[0];
target = args[1];
}
else
{
scope = Context.EmptyScope;
target = args[0];
}
int version;
MethodResolutionResult method;
RubyClass targetClass = Context.GetImmediateClassOf(target);
using (targetClass.Context.ClassHierarchyLocker()) {
version = targetClass.Version.Method;
method = targetClass.ResolveMethodForSiteNoLock(_methodName, GetVisibilityContext(Signature, scope));
}
if (!method.Found || method.Info.IsProtected && !Signature.HasImplicitSelf)
{
return(null);
}
var dispatcher = method.Info.GetDispatcher(delegateType, Signature, target, version);
if (dispatcher != null)
{
object result = dispatcher.CreateDelegate(MethodDispatcher.UntypedFuncs.Contains(delegateType));
RubyBinder.DumpPrecompiledRule(this, dispatcher);
return(result);
}
return(null);
}
