public static Type Create(Context cx, ITypeSymbol type)
{
type = cx.DisambiguateType(type);
const bool errorTypeIsNull = false;
return type == null || (errorTypeIsNull && type.TypeKind == TypeKind.Error) ?
NullType.Create(cx) : (Type)cx.CreateEntity(type);
}
internal Expression(IExpressionInfo info)
: base(info.Context)
{
Location = info.Location;
Kind = info.Kind;
Type = info.Type;
if (Type.Type is null)
{
Type = NullType.Create(cx);
}
cx.Emit(Tuples.expressions(this, Kind, Type.Type.TypeRef));
if (info.Parent.IsTopLevelParent)
{
cx.Emit(Tuples.expr_parent_top_level(this, info.Child, info.Parent));
}
else
{
cx.Emit(Tuples.expr_parent(this, info.Child, info.Parent));
}
cx.Emit(Tuples.expr_location(this, Location));
if (info.IsCompilerGenerated)
{
cx.Emit(Tuples.expr_compiler_generated(this));
}
if (info.ExprValue is string value)
{
cx.Emit(Tuples.expr_value(this, value));
}
Type.Type.ExtractGenerics();
}
public static Type Create(Context cx, ITypeSymbol type)
{
type = type.DisambiguateType();
return(type == null
? NullType.Create(cx)
: (Type)cx.CreateEntity(type));
}
internal Expression(IExpressionInfo info)
: base(info.Context)
{
this.info = info;
Location = info.Location;
Kind = info.Kind;
Type = info.Type;
if (Type.Type is null)
{
Type = NullType.Create(cx);
}
TryPopulate();
}
protected sealed override void Populate(TextWriter trapFile)
{
var type = Type.HasValue ? Entities.Type.Create(Context, Type.Value) : NullType.Create(Context);
trapFile.expressions(this, Kind, type.TypeRef);
if (info.Parent.IsTopLevelParent)
{
trapFile.expr_parent_top_level(this, info.Child, info.Parent);
}
else
{
trapFile.expr_parent(this, info.Child, info.Parent);
}
trapFile.expr_location(this, Location);
if (Type.HasValue && !Type.Value.HasObliviousNullability())
{
var n = NullabilityEntity.Create(Context, Nullability.Create(Type.Value));
trapFile.type_nullability(this, n);
}
if (info.FlowState != NullableFlowState.None)
{
trapFile.expr_flowstate(this, (int)info.FlowState);
}
if (info.IsCompilerGenerated)
{
trapFile.expr_compiler_generated(this);
}
if (info.ExprValue is string value)
{
trapFile.expr_value(this, value);
}
type.PopulateGenerics();
}