private MemberDeclarationSyntax ExplicitInterfaceMember()
{
var decoratedValueTypeSyntax = ValueTypeSyntax;
if (Symbol.ReturnsByRef)
{
decoratedValueTypeSyntax = F.RefType(decoratedValueTypeSyntax);
}
else if (Symbol.ReturnsByRefReadonly)
{
decoratedValueTypeSyntax = F.RefType(decoratedValueTypeSyntax).WithReadOnlyKeyword(F.Token(SyntaxKind.ReadOnlyKeyword));
}
var mockedIndexer = F.IndexerDeclaration(decoratedValueTypeSyntax)
.WithParameterList(KeyType.BuildParameterList())
.WithExplicitInterfaceSpecifier(F.ExplicitInterfaceSpecifier(TypesForSymbols.ParseName(InterfaceSymbol)));
var arguments = KeyType.BuildArgumentList();
if (Symbol.IsReadOnly)
{
ExpressionSyntax elementAccess = F.ElementAccessExpression(F.IdentifierName(MemberMockName))
.WithExpressionsAsArgumentList(arguments);
if (Symbol.ReturnsByRef || Symbol.ReturnsByRefReadonly)
{
elementAccess = TypesForSymbols.WrapByRef(elementAccess, ValueTypeSyntax);
}
mockedIndexer = mockedIndexer.WithExpressionBody(F.ArrowExpressionClause(elementAccess))
.WithSemicolonToken(F.Token(SyntaxKind.SemicolonToken));
}
else
{
if (!Symbol.IsWriteOnly)
{
mockedIndexer = mockedIndexer.AddAccessorListAccessors(F.AccessorDeclaration(SyntaxKind.GetAccessorDeclaration)
.WithExpressionBody(F.ArrowExpressionClause(F.ElementAccessExpression(F.IdentifierName(MemberMockName))
.WithExpressionsAsArgumentList(arguments)))
.WithSemicolonToken(F.Token(SyntaxKind.SemicolonToken))
);
}
if (!Symbol.IsReadOnly)
{
mockedIndexer = mockedIndexer.AddAccessorListAccessors(F.AccessorDeclaration(SyntaxKind.SetAccessorDeclaration)
.WithExpressionBody(F.ArrowExpressionClause(
F.AssignmentExpression(SyntaxKind.SimpleAssignmentExpression,
F.ElementAccessExpression(F.IdentifierName(MemberMockName)).WithExpressionsAsArgumentList(arguments),
F.IdentifierName("value"))))
.WithSemicolonToken(F.Token(SyntaxKind.SemicolonToken)));
}
}
return(mockedIndexer);
}