public static SourceParameterSymbol Create(
Binder context,
Symbol owner,
TypeSymbol parameterType,
ParameterSyntax syntax,
RefKind refKind,
SyntaxToken identifier,
int ordinal,
bool isParams,
bool isExtensionMethodThis,
DiagnosticBag diagnostics)
{
var name = identifier.ValueText;
var locations = ImmutableArray.Create<Location>(new SourceLocation(identifier));
if (!isParams &&
!isExtensionMethodThis &&
(syntax.Default == null) &&
(syntax.AttributeLists.Count == 0) &&
!owner.IsPartialMethod())
{
return new SourceSimpleParameterSymbol(owner, parameterType, ordinal, refKind, name, locations);
}
if (isParams)
{
// touch the constructor in order to generate proper use-site diagnostics
Binder.ReportUseSiteDiagnosticForSynthesizedAttribute(context.Compilation,
WellKnownMember.System_ParamArrayAttribute__ctor,
diagnostics,
identifier.Parent.GetLocation());
}
var syntaxRef = syntax.GetReference();
return new SourceComplexParameterSymbol(
owner,
ordinal,
parameterType,
refKind,
ImmutableArray<CustomModifier>.Empty,
false,
name,
locations,
syntaxRef,
ConstantValue.Unset,
isParams,
isExtensionMethodThis);
}
internal SourcePrimaryConstructorParameterSymbolWithBackingField(
Symbol owner,
int ordinal,
TypeSymbol parameterType,
RefKind refKind,
string name,
ImmutableArray<Location> locations,
ParameterSyntax syntax,
ConstantValue defaultSyntaxValue,
bool isParams,
bool isExtensionMethodThis,
DiagnosticBag diagnostics
) : base(owner, ordinal, parameterType, refKind, ImmutableArray<CustomModifier>.Empty, false, name, locations, syntax.GetReference(), defaultSyntaxValue, isParams, isExtensionMethodThis)
{
bool modifierErrors;
var modifiers = SourceMemberFieldSymbol.MakeModifiers(owner.ContainingType, syntax.Identifier, syntax.Modifiers, diagnostics, out modifierErrors, ignoreParameterModifiers: true);
backingField = new BackingField(this, modifiers, modifierErrors, diagnostics);
}