private static Identifier InternalFromSource([SuppressMessage("Microsoft.Globalization", "CA1303")] string text, bool allowInvalid)
{
if (text == null)
{
throw ExceptionBuilder.ArgumentNull("text");
}
if (text.Length == 0 || (text[0] != '"' && text[0] != '['))
{
return(CreateNonVerbatim(text));
}
const char EOF = '\0';
IdentifierFlags flags;
char endChar;
string unterminatedMessage;
if (text[0] == '[')
{
endChar = ']';
unterminatedMessage = Resources.UnterminatedParenthesizedIdentifier;
flags = IdentifierFlags.Parenthesized;
}
else
{
endChar = '"';
unterminatedMessage = Resources.UnterminatedQuotedIdentifier;
flags = IdentifierFlags.Verbatim;
}
StringBuilder sb = new StringBuilder();
int pos = 1;
while (true)
{
char c = pos < text.Length ? text[pos] : EOF;
char l = pos < text.Length - 1 ? text[pos + 1] : EOF;
if (c == EOF)
{
if (allowInvalid)
{
break;
}
else
{
throw ExceptionBuilder.ArgumentInvalidIdentifier("text", String.Format(CultureInfo.CurrentCulture, unterminatedMessage, text));
}
}
else if (c == endChar)
{
if (l == endChar)
{
pos++;
}
else
{
break;
}
}
sb.Append(c);
pos++;
}
if (!allowInvalid && pos < text.Length - 1)
{
throw ExceptionBuilder.ArgumentInvalidIdentifier("text", String.Format(CultureInfo.CurrentCulture, Resources.InvalidIdentifier, text));
}
return(new Identifier(sb.ToString(), flags));
}
protected TResult Dispatch(SyntaxNode node)
{
if (node == null)
{
throw new ArgumentNullException(nameof(node));
}
switch (node.Kind)
{
case SyntaxKind.CompilationUnit:
return(VisitCompilationUnit((CompilationUnitSyntax)node));
case SyntaxKind.SkippedTokensTrivia:
return(VisitSkippedTokensTrivia((SkippedTokensTriviaSyntax)node));
case SyntaxKind.ComplementExpression:
case SyntaxKind.IdentityExpression:
case SyntaxKind.NegationExpression:
case SyntaxKind.LogicalNotExpression:
return(VisitUnaryExpression((UnaryExpressionSyntax)node));
case SyntaxKind.BitwiseAndExpression:
case SyntaxKind.BitwiseOrExpression:
case SyntaxKind.ExclusiveOrExpression:
case SyntaxKind.AddExpression:
case SyntaxKind.SubExpression:
case SyntaxKind.MultiplyExpression:
case SyntaxKind.DivideExpression:
case SyntaxKind.ModuloExpression:
case SyntaxKind.PowerExpression:
case SyntaxKind.EqualExpression:
case SyntaxKind.NotEqualExpression:
case SyntaxKind.LessExpression:
case SyntaxKind.LessOrEqualExpression:
case SyntaxKind.GreaterExpression:
case SyntaxKind.GreaterOrEqualExpression:
case SyntaxKind.NotLessExpression:
case SyntaxKind.NotGreaterExpression:
case SyntaxKind.LeftShiftExpression:
case SyntaxKind.RightShiftExpression:
case SyntaxKind.LogicalAndExpression:
case SyntaxKind.LogicalOrExpression:
return(VisitBinaryExpression((BinaryExpressionSyntax)node));
case SyntaxKind.LikeExpression:
return(VisitLikeExpression((LikeExpressionSyntax)node));
case SyntaxKind.SoundsLikeExpression:
return(VisitSoundsLikeExpression((SoundsLikeExpressionSyntax)node));
case SyntaxKind.SimilarToExpression:
return(VisitSimilarToExpression((SimilarToExpressionSyntax)node));
case SyntaxKind.ParenthesizedExpression:
return(VisitParenthesizedExpression((ParenthesizedExpressionSyntax)node));
case SyntaxKind.BetweenExpression:
return(VisitBetweenExpression((BetweenExpressionSyntax)node));
case SyntaxKind.IsNullExpression:
return(VisitIsNullExpression((IsNullExpressionSyntax)node));
case SyntaxKind.CastExpression:
return(VisitCastExpression((CastExpressionSyntax)node));
case SyntaxKind.CaseExpression:
return(VisitCaseExpression((CaseExpressionSyntax)node));
case SyntaxKind.CaseLabel:
return(VisitCaseLabel((CaseLabelSyntax)node));
case SyntaxKind.CoalesceExpression:
return(VisitCoalesceExpression((CoalesceExpressionSyntax)node));
case SyntaxKind.NullIfExpression:
return(VisitNullIfExpression((NullIfExpressionSyntax)node));
case SyntaxKind.InExpression:
return(VisitInExpression((InExpressionSyntax)node));
case SyntaxKind.LiteralExpression:
return(VisitLiteralExpression((LiteralExpressionSyntax)node));
case SyntaxKind.VariableExpression:
return(VisitParameterExpression((VariableExpressionSyntax)node));
case SyntaxKind.NameExpression:
return(VisitNameExpression((NameExpressionSyntax)node));
case SyntaxKind.PropertyAccessExpression:
return(VisitPropertyAccessExpression((PropertyAccessExpressionSyntax)node));
case SyntaxKind.CountAllExpression:
return(VisitCountAllExpression((CountAllExpressionSyntax)node));
case SyntaxKind.FunctionInvocationExpression:
return(VisitFunctionInvocationExpression((FunctionInvocationExpressionSyntax)node));
case SyntaxKind.MethodInvocationExpression:
return(VisitMethodInvocationExpression((MethodInvocationExpressionSyntax)node));
case SyntaxKind.ArgumentList:
return(VisitArgumentList((ArgumentListSyntax)node));
case SyntaxKind.SingleRowSubselect:
return(VisitSingleRowSubselect((SingleRowSubselectSyntax)node));
case SyntaxKind.ExistsSubselect:
return(VisitExistsSubselect((ExistsSubselectSyntax)node));
case SyntaxKind.AllAnySubselect:
return(VisitAllAnySubselect((AllAnySubselectSyntax)node));
case SyntaxKind.ParenthesizedTableReference:
return(VisitParenthesizedTableReference((ParenthesizedTableReferenceSyntax)node));
case SyntaxKind.NamedTableReference:
return(VisitNamedTableReference((NamedTableReferenceSyntax)node));
case SyntaxKind.CrossJoinedTableReference:
return(VisitCrossJoinedTableReference((CrossJoinedTableReferenceSyntax)node));
case SyntaxKind.InnerJoinedTableReference:
return(VisitInnerJoinedTableReference((InnerJoinedTableReferenceSyntax)node));
case SyntaxKind.OuterJoinedTableReference:
return(VisitOuterJoinedTableReference((OuterJoinedTableReferenceSyntax)node));
case SyntaxKind.DerivedTableReference:
return(VisitDerivedTableReference((DerivedTableReferenceSyntax)node));
case SyntaxKind.ExceptQuery:
return(VisitExceptQuery((ExceptQuerySyntax)node));
case SyntaxKind.UnionQuery:
return(VisitUnionQuery((UnionQuerySyntax)node));
case SyntaxKind.IntersectQuery:
return(VisitIntersectQuery((IntersectQuerySyntax)node));
case SyntaxKind.OrderedQuery:
return(VisitOrderedQuery((OrderedQuerySyntax)node));
case SyntaxKind.OrderByColumn:
return(VisitOrderByColumn((OrderByColumnSyntax)node));
case SyntaxKind.ParenthesizedQuery:
return(VisitParenthesizedQuery((ParenthesizedQuerySyntax)node));
case SyntaxKind.CommonTableExpressionQuery:
return(VisitCommonTableExpressionQuery((CommonTableExpressionQuerySyntax)node));
case SyntaxKind.CommonTableExpression:
return(VisitCommonTableExpression((CommonTableExpressionSyntax)node));
case SyntaxKind.CommonTableExpressionColumnName:
return(VisitCommonTableExpressionColumnName((CommonTableExpressionColumnNameSyntax)node));
case SyntaxKind.CommonTableExpressionColumnNameList:
return(VisitCommonTableExpressionColumnNameList((CommonTableExpressionColumnNameListSyntax)node));
case SyntaxKind.SelectQuery:
return(VisitSelectQuery((SelectQuerySyntax)node));
case SyntaxKind.TopClause:
return(VisitTopClause((TopClauseSyntax)node));
case SyntaxKind.WildcardSelectColumn:
return(VisitWildcardSelectColumn((WildcardSelectColumnSyntax)node));
case SyntaxKind.ExpressionSelectColumn:
return(VisitExpressionSelectColumn((ExpressionSelectColumnSyntax)node));
case SyntaxKind.SelectClause:
return(VisitSelectClause((SelectClauseSyntax)node));
case SyntaxKind.FromClause:
return(VisitFromClause((FromClauseSyntax)node));
case SyntaxKind.WhereClause:
return(VisitWhereClause((WhereClauseSyntax)node));
case SyntaxKind.GroupByClause:
return(VisitGroupByClause((GroupByClauseSyntax)node));
case SyntaxKind.GroupByColumn:
return(VisitGroupByColumn((GroupByColumnSyntax)node));
case SyntaxKind.HavingClause:
return(VisitHavingClause((HavingClauseSyntax)node));
case SyntaxKind.Alias:
return(VisitAlias((AliasSyntax)node));
default:
throw ExceptionBuilder.UnexpectedValue(node.Kind);
}
}