private void ReportInvalidBase(Arg arg)
{
Eval.ReportDiagnostics(Eval.Module.Uri,
new DiagnosticsEntry(
Resources.InheritNonClass.FormatInvariant(arg.ToCodeString(Eval.Ast, CodeFormattingOptions.Traditional)),
Eval.GetLocation(arg)?.Span ?? default,
Diagnostics.ErrorCodes.InheritNonClass,
Severity.Warning,
DiagnosticSource.Analysis
));
}
private void HandleGlobal(GlobalStatement node)
{
foreach (var nex in node.Names)
{
var m = Eval.LookupNameInScopes(nex.Name, out _, LookupOptions.Global);
if (m == null)
{
_diagnostics.Add(new DiagnosticsEntry(
Resources.ErrorVariableNotDefinedGlobally.FormatInvariant(nex.Name),
Eval.GetLocation(nex).Span, ErrorCodes.VariableNotDefinedGlobally, Severity.Warning, DiagnosticSource.Linter));
}
}
}
private void CheckValidFunction(IPythonFunctionType function, IReadOnlyList <IParameterInfo> parameters)
{
// Don't give diagnostics on functions defined in metaclasses
if (_self.IsMetaclass())
{
return;
}
// Static methods don't need any diagnostics
if (function.IsStatic)
{
return;
}
// Lambdas never get a self/cls argument.
if (function.IsLambda())
{
return;
}
// Error in parameters, don't lint
if (FunctionDefinition.Body == null)
{
return;
}
// Otherwise, functions defined in classes must have at least one argument
if (parameters.IsNullOrEmpty())
{
var funcLoc = Eval.GetLocation(FunctionDefinition.NameExpression);
ReportFunctionParams(Resources.NoMethodArgument, ErrorCodes.NoMethodArgument, funcLoc);
return;
}
var param = parameters[0].Name;
var paramLoc = Eval.GetLocation(FunctionDefinition.Parameters[0]);
// If it is a class method check for cls
if (function.IsClassMethod && !param.Equals("cls"))
{
ReportFunctionParams(Resources.NoClsArgument, ErrorCodes.NoClsArgument, paramLoc);
}
// If it is a method check for self
if (!function.IsClassMethod && !param.Equals("self"))
{
ReportFunctionParams(Resources.NoSelfArgument, ErrorCodes.NoSelfArgument, paramLoc);
}
}
