//^\((?<type>\w+),(?<scale>\d+),(?<scale2>\d+)\)
//^\((?<type>\w+)\)
public ConversionToken(ref string s, ExpressionData parent)
{
Match m = CONVERT_REGEX.Match(s);
if (m.Success)
{
s = s.Substring(m.Index + m.Length);
TypeRef = ColumnVariable.LookupSsisTypeName(m.Groups[1].Value);
TokenToConvert = parent.ConsumeToken(ref s);
}
else
{
m = new Regex("^\\((?<type>\\w+),(?<scale>\\d+),(?<scale2>\\d+)\\)").Match(s);
if (m.Success)
{
s = s.Substring(m.Index + m.Length);
TypeRef = ColumnVariable.LookupSsisTypeName(m.Groups[1].Value);
TokenToConvert = parent.ConsumeToken(ref s);
}
else
{
m = new Regex("^\\((?<type>\\w+)\\)").Match(s);
if (m.Success)
{
s = s.Substring(m.Index + m.Length);
TypeRef = ColumnVariable.LookupSsisTypeName(m.Groups[1].Value);
TokenToConvert = parent.ConsumeToken(ref s);
}
else
{
SourceWriter.Help(null, "Unable to parse conversion token " + s);
}
}
}
}
public VariableToken(ref string s, ExpressionData parent)
{
Match m = VARIABLE_REGEX.Match(s.Substring(1));
if (m.Success)
{
s = s.Substring(m.Index + m.Length + 1);
Variable = m.Captures[0].Value;
Namespace = "";
}
else
{
m = new Regex("\\[(?<namespace>\\w+)::(?<variable>\\w+)\\]").Match(s.Substring(1));
if (m.Success)
{
Variable = m.Groups[2].Value;
Namespace = m.Groups[1].Value;
s = s.Substring(m.Index + m.Length + 1);
}
else
{
SourceWriter.Help(null, "Unable to parse variable '" + s + "'");
}
}
}
public LineageToken(ref string s, ExpressionData parent)
{
Match m = LINEAGE_REGEX.Match(s);
if (m.Success)
{
var li = (from LineageObject l in parent.Lineage where l.LineageId == m.Groups[1].Value select l).FirstOrDefault();
if (li != null)
{
s = s.Substring(m.Index + m.Length);
LineageRef = li;
}
else
{
SourceWriter.Help(null, "Unable to find lineage reference #" + s);
}
}
}