public static void ExtractModifiers(Context cx, IEntity key, ISymbol symbol)
{
bool interfaceDefinition = symbol.ContainingType != null &&
symbol.ContainingType.Kind == SymbolKind.NamedType &&
symbol.ContainingType.TypeKind == TypeKind.Interface;
Modifier.HasAccessibility(cx, key, symbol.DeclaredAccessibility);
if (symbol.Kind == SymbolKind.ErrorType)
{
cx.Emit(Tuples.has_modifiers(key, Modifier.Create(cx, Accessibility.Public)));
}
if (symbol.IsAbstract && (symbol.Kind != SymbolKind.NamedType || ((INamedTypeSymbol)symbol).TypeKind != TypeKind.Interface) && !interfaceDefinition)
{
Modifier.HasModifier(cx, key, "abstract");
}
if (symbol.IsSealed)
{
HasModifier(cx, key, "sealed");
}
bool fromSource = symbol.DeclaringSyntaxReferences.Length > 0;
if (symbol.IsStatic && !(symbol.Kind == SymbolKind.Field && ((IFieldSymbol)symbol).IsConst && !fromSource))
{
HasModifier(cx, key, "static");
}
if (symbol.IsVirtual)
{
HasModifier(cx, key, "virtual");
}
// For some reason, method in interfaces are "virtual", not "abstract"
if (symbol.IsAbstract && interfaceDefinition)
{
HasModifier(cx, key, "virtual");
}
if (symbol.Kind == SymbolKind.Field && ((IFieldSymbol)symbol).IsReadOnly)
{
HasModifier(cx, key, "readonly");
}
if (symbol.IsOverride)
{
HasModifier(cx, key, "override");
}
if (symbol.Kind == SymbolKind.Method && ((IMethodSymbol)symbol).IsAsync)
{
HasModifier(cx, key, "async");
}
if (symbol.IsExtern)
{
HasModifier(cx, key, "extern");
}
foreach (var modifier in symbol.GetSourceLevelModifiers())
{
HasModifier(cx, key, modifier);
}
if (symbol.Kind == SymbolKind.NamedType)
{
INamedTypeSymbol nt = symbol as INamedTypeSymbol;
if (nt is null)
{
throw new InternalError(symbol, "Symbol kind is inconsistent with its type");
}
if (nt.TypeKind == TypeKind.Struct)
{
if (nt.IsReadOnly)
{
HasModifier(cx, key, "readonly");
}
if (nt.IsRefLikeType)
{
HasModifier(cx, key, "ref");
}
}
}
}
public static void ExtractModifiers(Context cx, IEntity key, ISymbol symbol)
{
bool interfaceDefinition = symbol.ContainingType != null &&
symbol.ContainingType.Kind == SymbolKind.NamedType &&
symbol.ContainingType.TypeKind == TypeKind.Interface;
Modifier.HasAccessibility(cx, key, symbol.DeclaredAccessibility);
if (symbol.Kind == SymbolKind.ErrorType)
{
cx.Emit(Tuples.has_modifiers(key, Modifier.Create(cx, Accessibility.Public)));
}
if (symbol.IsAbstract && (symbol.Kind != SymbolKind.NamedType || ((INamedTypeSymbol)symbol).TypeKind != TypeKind.Interface) && !interfaceDefinition)
{
Modifier.HasModifier(cx, key, "abstract");
}
if (symbol.IsSealed)
{
HasModifier(cx, key, "sealed");
}
bool fromSource = symbol.DeclaringSyntaxReferences.Length > 0;
if (symbol.IsStatic && !(symbol.Kind == SymbolKind.Field && ((IFieldSymbol)symbol).IsConst && !fromSource))
{
HasModifier(cx, key, "static");
}
if (symbol.IsVirtual)
{
HasModifier(cx, key, "virtual");
}
// For some reason, method in interfaces are "virtual", not "abstract"
if (symbol.IsAbstract && interfaceDefinition)
{
HasModifier(cx, key, "virtual");
}
if (symbol.Kind == SymbolKind.Field && ((IFieldSymbol)symbol).IsReadOnly)
{
HasModifier(cx, key, "readonly");
}
if (symbol.IsOverride)
{
HasModifier(cx, key, "override");
}
if (symbol.Kind == SymbolKind.Method && ((IMethodSymbol)symbol).IsAsync)
{
HasModifier(cx, key, "async");
}
if (symbol.IsExtern)
{
HasModifier(cx, key, "extern");
}
foreach (var modifier in symbol.GetSourceLevelModifiers())
{
HasModifier(cx, key, modifier);
}
if (symbol.Kind == SymbolKind.NamedType)
{
INamedTypeSymbol nt = symbol as INamedTypeSymbol;
if (nt.TypeKind == TypeKind.Struct)
{
// Sadly, these properties are internal so cannot be accessed directly.
// This seems to be a deficiency in the model.
var readonlyProperty = nt.GetType().GetProperty("IsReadOnly", BindingFlags.NonPublic | BindingFlags.Instance);
var isByRefProperty = nt.GetType().GetProperty("IsByRefLikeType", BindingFlags.NonPublic | BindingFlags.Instance);
bool isReadOnly = (bool)readonlyProperty.GetValue(nt);
bool isByRefLikeType = (bool)isByRefProperty.GetValue(nt);
if (isReadOnly)
{
HasModifier(cx, key, "readonly");
}
if (isByRefLikeType)
{
HasModifier(cx, key, "ref");
}
}
}
}