public static ExpressionSyntax GetLeftSideOfDot(this SimpleNameSyntax name)
{
Debug.Assert(
name.IsSimpleMemberAccessExpressionName() ||
name.IsMemberBindingExpressionName() ||
name.IsRightSideOfQualifiedName() ||
name.IsParentKind(SyntaxKind.NameMemberCref)
);
if (name.IsSimpleMemberAccessExpressionName())
{
return(((MemberAccessExpressionSyntax)name.Parent).Expression);
}
else if (name.IsMemberBindingExpressionName())
{
return(name.GetParentConditionalAccessExpression().Expression);
}
else if (name.IsRightSideOfQualifiedName())
{
return(((QualifiedNameSyntax)name.Parent).Left);
}
else
{
return(((QualifiedCrefSyntax)name.Parent.Parent).Container);
}
}
public static ExpressionSyntax GetLeftSideOfDot(this SimpleNameSyntax name)
{
Contract.Requires(name.IsMemberAccessExpressionName() || name.IsRightSideOfQualifiedName() || name.IsParentKind(SyntaxKind.NameMemberCref));
if (name.IsMemberAccessExpressionName())
{
var conditionalAccess = name.GetParentConditionalAccessExpression();
if (conditionalAccess != null)
{
return(conditionalAccess.Expression);
}
else
{
return(((MemberAccessExpressionSyntax)name.Parent).Expression);
}
}
else if (name.IsRightSideOfQualifiedName())
{
return(((QualifiedNameSyntax)name.Parent).Left);
}
else
{
return(((QualifiedCrefSyntax)name.Parent.Parent).Container);
}
}