private static ExpressionTuple MakeExpression(ref TokenReader reader)
{
System.Diagnostics.Debug.WriteLine("MakeExpression");
ExpressionTuple ret = new ExpressionTuple();
if (TryLookAhead(ref reader, Token.TokenType.Exclamation, false) ||
TryLookAhead(ref reader, Token.TokenType.OpenBracket, false))
{
// 新クラスタの開始
ret.Cluster = MakeCluster(ref reader);
}
else
{
// フィルタの開始
ret.Filter = MakeFilter(ref reader);
}
AssertNextAny(ref reader, true, Token.TokenType.CloseBracket,
Token.TokenType.ConcatenatorAnd, Token.TokenType.ConcatenatorOr);
return(ret);
}
private static IFilter AnalysisExpression(ExpressionTuple exprTuple)
{
if (exprTuple.Cluster != null)
{
// Cluster Tuple
if (exprTuple.Filter != null)
{
throw new InvalidOperationException("[内部エラー]AVAILABLE EXPRESSION.CLUSTER AND EXPRESSION.FILTER.");
}
return(AnalysisCluster(exprTuple.Cluster));
}
else
{
// Filter Tuple
if (exprTuple.Filter == null)
{
throw new InvalidOperationException("[内部エラー]UNAVAILABLE EXPRESSION.CLUSTER NOR EXPRESSION.FILTER.");
}
return(AnalysisFilterAndAttr(exprTuple.Filter));
}
}
private static ExpressionTuple MakeExpression(ref TokenReader reader)
{
System.Diagnostics.Debug.WriteLine("MakeExpression");
ExpressionTuple ret = new ExpressionTuple();
if (TryLookAhead(ref reader, Token.TokenType.Exclamation, false) ||
TryLookAhead(ref reader, Token.TokenType.OpenBracket, false))
{
// 新クラスタの開始
ret.Cluster = MakeCluster(ref reader);
}
else
{
// フィルタの開始
ret.Filter = MakeFilter(ref reader);
}
AssertNextAny(ref reader, true, Token.TokenType.CloseBracket,
Token.TokenType.ConcatenatorAnd, Token.TokenType.ConcatenatorOr);
return ret;
}
private static IFilter AnalysisExpression(ExpressionTuple exprTuple)
{
if (exprTuple.Cluster != null)
{
// Cluster Tuple
if (exprTuple.Filter != null)
throw new InvalidOperationException("[内部エラー]AVAILABLE EXPRESSION.CLUSTER AND EXPRESSION.FILTER.");
return AnalysisCluster(exprTuple.Cluster);
}
else
{
// Filter Tuple
if (exprTuple.Filter == null)
throw new InvalidOperationException("[内部エラー]UNAVAILABLE EXPRESSION.CLUSTER NOR EXPRESSION.FILTER.");
return AnalysisFilterAndAttr(exprTuple.Filter);
}
}
private static FilterCluster AnalysisExpression(ExpressionTuple expressionTuple)
{
var retcluster = new FilterCluster()
{
ConcatenateOR = expressionTuple.ConcatOr.GetValueOrDefault(false)
};
if (expressionTuple.Expression == null)
{
retcluster.Filters = new[] { AnalysisExpressionBody(expressionTuple.ExpressionBody) };
}
else
{
if (!expressionTuple.ConcatOr.HasValue)
throw new InvalidOperationException("内部エラー: ExpressionTupleはチェーンを構成しますが、接続情報がありません。");
retcluster.Filters = new[] { AnalysisExpressionBody(expressionTuple.ExpressionBody), AnalysisExpression(expressionTuple.Expression) };
}
return retcluster;
}
private static ExpressionTuple MakeExpression(ref TokenReader reader)
{
var extuple = new ExpressionTuple()
{
ExpressionBody = MakeExpressionBody(ref reader)
};
if (reader.IsRemainToken)
{
var ntoken = reader.LookAhead();
switch (ntoken.Type)
{
case Token.TokenType.ConcatenatorAnd:
reader.Get();
extuple.ConcatOr = false;
extuple.Expression = MakeExpression(ref reader);
break;
case Token.TokenType.ConcatenatorOr:
reader.Get();
extuple.ConcatOr = true;
extuple.Expression = MakeExpression(ref reader);
break;
case Token.TokenType.CloseBracket:
break;
default:
throw new ArgumentException("トークン " + ntoken.ToString() + " はここに置くことはできません。(@" + ntoken.DebugIndex + ")");
}
}
return extuple;
}
