public static string[][] Parse(string input)
{
ParserStateMachine machine = new ParserStateMachine();
using (StringReader reader = new StringReader(input))
{
return(Parse(machine, reader));
}
}
public void Initialize()
{
this.parser = new ParserStateMachine();
}
public static string[][] Parse(ParserStateMachine machine, TextReader reader)
{
if (machine.MaxColumnsToRead != 0)
{
machine.context.MaxColumnsToRead = machine.MaxColumnsToRead;
}
machine.SetState(machine.LineStartState);
string next;
while ((next = reader.ReadLine()) != null)
{
foreach (char ch in next)
{
switch (ch)
{
case ParserStateMachine.CommaCharacter:
machine.Comma();
break;
case ParserStateMachine.QuoteCharacter:
machine.Quote();
break;
default:
machine.AnyChar(ch);
break;
}
}
machine.EndOfLine();
}
List <string[]> allLines = machine.context.GetAllLines();
if (machine.TrimTrailingEmptyLines && allLines.Count > 0)
{
bool isEmpty = true;
for (int i = allLines.Count - 1; i >= 0; i--)
{
// ReSharper disable RedundantAssignment
isEmpty = true;
// ReSharper restore RedundantAssignment
for (int j = 0; j < allLines[i].Length; j++)
{
if (!String.IsNullOrEmpty(allLines[i][j]))
{
isEmpty = false;
break;
}
}
if (!isEmpty)
{
if (i < allLines.Count - 1)
{
allLines.RemoveRange(i + 1, allLines.Count - i - 1);
}
break;
}
}
if (isEmpty)
{
allLines.RemoveRange(0, allLines.Count);
}
}
return(allLines.ToArray());
}
public QuoteState(ParserStateMachine machine) : base(machine)
{
}
public LineStartState(ParserStateMachine machine) : base(machine)
{
}
protected ParserState(ParserStateMachine machine)
{
this.machine = machine;
}
public ValueState(ParserStateMachine machine) : base(machine)
{
}
