internal override void AfterAddingTypeMembersChecks(ConversionsBase conversions, DiagnosticBag diagnostics)
{
base.AfterAddingTypeMembersChecks(conversions, diagnostics);
ParameterHelpers.EnsureIsReadOnlyAttributeExists(Parameters, diagnostics, modifyCompilation: true);
ParameterHelpers.EnsureNullableAttributeExists(Parameters, diagnostics, modifyCompilation: true);
}
private void ComputeParameters()
{
if (_lazyParameters != null)
{
return;
}
SyntaxToken arglistToken;
var diagnostics = DiagnosticBag.GetInstance();
var parameters = ParameterHelpers.MakeParameters(
_binder,
this,
_syntax.ParameterList,
arglistToken: out arglistToken,
allowRefOrOut: true,
allowThis: true,
addRefReadOnlyModifier: false,
diagnostics: diagnostics);
ParameterHelpers.EnsureIsReadOnlyAttributeExists(parameters, diagnostics, modifyCompilation: false);
ParameterHelpers.EnsureNullableAttributeExists(parameters, diagnostics, modifyCompilation: false);
// Note: we don't need to warn on annotations used without NonNullTypes context for local functions, as this is handled in binding already
var isVararg = arglistToken.Kind() == SyntaxKind.ArgListKeyword;
if (isVararg)
{
diagnostics.Add(ErrorCode.ERR_IllegalVarArgs, arglistToken.GetLocation());
}
if (IsAsync)
{
SourceOrdinaryMethodSymbol.ReportAsyncParameterErrors(parameters, diagnostics, this.Locations[0]);
}
lock (_declarationDiagnostics)
{
if (_lazyParameters != null)
{
diagnostics.Free();
return;
}
_declarationDiagnostics.AddRangeAndFree(diagnostics);
_lazyIsVarArg = isVararg;
_lazyParameters = parameters;
}
}
internal override void AfterAddingTypeMembersChecks(ConversionsBase conversions, DiagnosticBag diagnostics)
{
var syntax = (DelegateDeclarationSyntax)SyntaxRef.GetSyntax();
var location = syntax.ReturnType.GetLocation();
Debug.Assert(location != null);
base.AfterAddingTypeMembersChecks(conversions, diagnostics);
if (_refKind == RefKind.RefReadOnly)
{
DeclaringCompilation.EnsureIsReadOnlyAttributeExists(diagnostics, location, modifyCompilation: true);
}
ParameterHelpers.EnsureIsReadOnlyAttributeExists(Parameters, diagnostics, modifyCompilation: true);
if (ReturnType.NeedsNullableAttribute())
{
this.DeclaringCompilation.EnsureNullableAttributeExists(diagnostics, location, modifyCompilation: true);
}
ParameterHelpers.EnsureNullableAttributeExists(Parameters, diagnostics, modifyCompilation: true);
}
internal sealed override void AfterAddingTypeMembersChecks(ConversionsBase conversions, DiagnosticBag diagnostics)
{
// Check constraints on return type and parameters. Note: Dev10 uses the
// method name location for any such errors. We'll do the same for return
// type errors but for parameter errors, we'll use the parameter location.
this.ReturnType.CheckAllConstraints(DeclaringCompilation, conversions, this.Locations[0], diagnostics);
foreach (var parameter in this.Parameters)
{
parameter.Type.CheckAllConstraints(DeclaringCompilation, conversions, parameter.Locations[0], diagnostics);
}
ParameterHelpers.EnsureIsReadOnlyAttributeExists(Parameters, diagnostics, modifyCompilation: true);
var location = ReturnTypeSyntax.Location;
if (ReturnType.NeedsNullableAttribute())
{
this.DeclaringCompilation.EnsureNullableAttributeExists(diagnostics, location, modifyCompilation: true);
}
ParameterHelpers.EnsureNullableAttributeExists(Parameters, diagnostics, modifyCompilation: true);
}