public bool MethodNeedsExport(MethodSymbol methodSymbol)
{
if (methodSymbol.IsStatic)
{
return(false);
}
if (GetMostDerivedMethod(methodSymbol) != methodSymbol)
{
return(false);
}
return(methodSymbol.RoslynSymbol.DeclaredAccessibility == Accessibility.Public ||
CompilerUdonInterface.IsUdonEvent(methodSymbol.Name) ||
(methodSymbol is UdonSharpBehaviourMethodSymbol udonSharpBehaviourMethodSymbol && udonSharpBehaviourMethodSymbol.NeedsExportFromReference));
}
private MethodExportLayout BuildMethodLayout(MethodSymbol methodSymbol, Dictionary <string, int> idLookup)
{
string methodName = methodSymbol.Name;
string[] paramNames = new string[methodSymbol.Parameters.Length];
string returnName = null;
if (CompilerUdonInterface.IsUdonEvent(methodName))
{
var paramArgs = CompilerUdonInterface.GetUdonEventArgs(methodName);
methodName = CompilerUdonInterface.GetUdonEventName(methodName);
for (int i = 0; i < paramNames.Length; ++i)
{
paramNames[i] = paramArgs[i].Item1;
}
}
else
{
if (methodSymbol.Parameters.Length > 0) // Do not mangle 0 parameter methods as they may be called externally
{
methodName = GetUniqueID(idLookup, methodName);
}
for (int i = 0; i < paramNames.Length; ++i)
{
paramNames[i] = GetUniqueID(idLookup, methodSymbol.Parameters[i].Name + "__param");
}
}
if (methodSymbol.ReturnType != null)
{
returnName = GetUniqueID(idLookup, methodName + "__ret");
}
MethodExportLayout exportLayout = new MethodExportLayout(methodSymbol, methodName, returnName, paramNames);
_layouts.Add(methodSymbol, exportLayout);
return(exportLayout);
}
public UdonSharpBehaviourMethodSymbol(IMethodSymbol sourceSymbol, AbstractPhaseContext context)
: base(sourceSymbol, context)
{
IsUdonEvent = CompilerUdonInterface.IsUdonEvent(sourceSymbol.Name);
ExportedMethodAddress = new ExportAddress(ExportAddress.AddressKind.String, this);
}
public static BoundInvocationExpression CreateBoundInvocation(AbstractPhaseContext context, SyntaxNode node,
MethodSymbol symbol, BoundExpression instanceExpression, BoundExpression[] parameterExpressions)
{
if (TryCreateShimInvocation(context, node, symbol, instanceExpression, parameterExpressions, out var boundShimInvocation))
{
return(boundShimInvocation);
}
if (symbol.IsExtern)
{
if (CompilerUdonInterface.IsUdonEvent(symbol.Name) &&
symbol.ContainingType == context.GetTypeSymbol(typeof(UdonSharpBehaviour))) // Pass through for making base calls on the U# behaviour type return noop
{
return(new BoundUdonSharpBehaviourInvocationExpression(node, symbol, instanceExpression, parameterExpressions));
}
if (symbol.IsOperator)
{
// Enum equality/inequality
if (symbol.ContainingType?.IsEnum ?? false)
{
MethodSymbol objectEqualsMethod = context.GetTypeSymbol(SpecialType.System_Object)
.GetMember <MethodSymbol>("Equals", context);
var boundEqualsInvocation = CreateBoundInvocation(context, node, objectEqualsMethod, parameterExpressions[0],
new[] { parameterExpressions[1] });
if (symbol.Name == "op_Equality")
{
return(boundEqualsInvocation);
}
MethodSymbol boolNotOperator = new ExternSynthesizedOperatorSymbol(
BuiltinOperatorType.UnaryNegation, context.GetTypeSymbol(SpecialType.System_Boolean),
context);
return(new BoundExternInvocation(node, context, boolNotOperator, null, new BoundExpression[] { boundEqualsInvocation }));
}
if (node is AssignmentExpressionSyntax)
{
return(new BoundCompoundAssignmentExpression(context, node, (BoundAccessExpression)parameterExpressions[0], symbol, parameterExpressions[1]));
}
if (symbol is ExternBuiltinOperatorSymbol externBuiltinOperatorSymbol &&
externBuiltinOperatorSymbol.OperatorType == BuiltinOperatorType.BitwiseNot)
{
return(new BoundBitwiseNotExpression(node, parameterExpressions[0]));
}
if (parameterExpressions.Length == 2 || symbol.Name == "op_UnaryNegation" || symbol.Name == "op_LogicalNot")
{
return(new BoundBuiltinOperatorInvocationExpression(node, context, symbol, parameterExpressions));
}
throw new NotSupportedException("Operator expressions must have either 1 or 2 parameters", node.GetLocation());
}
return(new BoundExternInvocation(node, context, symbol, instanceExpression, parameterExpressions));
}
if (symbol.IsStatic)
{
return(new BoundStaticUserMethodInvocation(node, symbol, parameterExpressions));
}
if (symbol is UdonSharpBehaviourMethodSymbol udonSharpBehaviourMethodSymbol)
{
if (instanceExpression != null && !instanceExpression.IsThis)
{
udonSharpBehaviourMethodSymbol.MarkNeedsReferenceExport();
}
return(new BoundUdonSharpBehaviourInvocationExpression(node, symbol, instanceExpression,
parameterExpressions));
}
throw new System.NotImplementedException();
}
