public static IPythonPropertyType Property(string name, IPythonModule declaringModule, IPythonType declaringType, IMember returnValue)
{
var prop = new PythonPropertyType(name, declaringModule, declaringType, false, LocationInfo.Empty);
var o = new PythonFunctionOverload(prop.Name, declaringModule, LocationInfo.Empty);
o.AddReturnValue(returnValue);
prop.AddOverload(o);
return(prop);
}
public static IPythonFunctionType Function(string name, IPythonModule declaringModule, IPythonType declaringType, string documentation, IMember returnValue)
{
var prop = new PythonFunctionType(name, declaringModule, declaringType, documentation, LocationInfo.Empty);
var o = new PythonFunctionOverload(prop.Name, declaringModule, _ => LocationInfo.Empty);
o.AddReturnValue(returnValue);
prop.AddOverload(o);
return(prop);
}
public static IMember __iter__(IPythonInterpreter interpreter, BuiltinTypeId contentTypeId)
{
var fn = new PythonFunctionType(@"__iter__", interpreter.ModuleResolution.BuiltinsModule, null, string.Empty, LocationInfo.Empty);
var o = new PythonFunctionOverload(fn.Name, interpreter.ModuleResolution.BuiltinsModule, _ => fn.Location);
o.AddReturnValue(PythonTypeIterator.FromTypeId(interpreter, contentTypeId));
fn.AddOverload(o);
return(fn);
}
public override bool Walk(ReturnStatement node)
{
var value = Eval.GetValueFromExpression(node.Expression);
if (value != null)
{
_overload.AddReturnValue(value);
}
return(true); // We want to evaluate all code so all private variables in __new__ get defined
}
public override async Task <bool> WalkAsync(ReturnStatement node, CancellationToken cancellationToken = default)
{
var value = await Eval.GetValueFromExpressionAsync(node.Expression, cancellationToken);
if (value != null)
{
_overload.AddReturnValue(value);
}
return(true); // We want to evaluate all code so all private variables in __new__ get defined
}
public static IPythonFunctionType Function(string name, IPythonModule declaringModule, string documentation, IMember returnValue)
{
var location = new Location(declaringModule);
var prop = PythonFunctionType.Specialize(name, declaringModule, documentation);
var o = new PythonFunctionOverload(prop.Name, location);
o.AddReturnValue(returnValue);
prop.AddOverload(o);
return(prop);
}
public override bool Walk(ReturnStatement node)
{
var value = Eval.GetValueFromExpression(node.Expression);
if (value != null)
{
// although technically legal, __init__ in a constructor should not have a not-none return value
if (_function.IsDunderInit() && !value.IsOfType(BuiltinTypeId.None))
{
Eval.ReportDiagnostics(Module.Uri, new DiagnosticsEntry(
Resources.ReturnInInit,
node.GetLocation(Eval).Span,
ErrorCodes.ReturnInInit,
Severity.Warning,
DiagnosticSource.Analysis));
}
_overload.AddReturnValue(value);
}
return(true); // We want to evaluate all code so all private variables in __new__ get defined
}
