private static TreeNode CreateNodeForSequence(Sequence sequence)
{
TreeNode node = new TreeNode("Sequence");
foreach (DataItem item in sequence.Enties)
{
node.Nodes.Add(CreateNode(item));
}
return node;
}
private Sequence ParseBlockSequence(out bool success)
{
int errorCount = Errors.Count;
Sequence sequence = new Sequence();
while (true)
{
int seq_start_position1 = position;
DataItem dataItem = ParseBlockSequenceEntry(out success);
if (success) { sequence.Enties.Add(dataItem); }
else
{
Error("Failed to parse BlockSequenceEntry of BlockSequence.");
break;
}
while (true)
{
while (true)
{
int seq_start_position2 = position;
ParseIndent(out success);
if (!success)
{
Error("Failed to parse Indent of BlockSequence.");
break;
}
dataItem = ParseBlockSequenceEntry(out success);
if (success) { sequence.Enties.Add(dataItem); }
else
{
Error("Failed to parse BlockSequenceEntry of BlockSequence.");
position = seq_start_position2;
}
break;
}
if (!success) { break; }
}
success = true;
break;
}
if (success) { ClearError(errorCount); }
else { Error("Failed to parse Enties of BlockSequence."); }
return sequence;
}
private Sequence ParseFlowSequence(out bool success)
{
int errorCount = Errors.Count;
Sequence sequence = new Sequence();
int start_position = position;
MatchTerminal('[', out success);
if (!success)
{
Error("Failed to parse '[' of FlowSequence.");
position = start_position;
return sequence;
}
ParseSeparationLinesInFlow(out success);
success = true;
while (true)
{
int seq_start_position1 = position;
DataItem dataItem = ParseFlowSequenceEntry(out success);
if (success) { sequence.Enties.Add(dataItem); }
else
{
Error("Failed to parse FlowSequenceEntry of FlowSequence.");
break;
}
while (true)
{
while (true)
{
int seq_start_position2 = position;
MatchTerminal(',', out success);
if (!success)
{
Error("Failed to parse ',' of FlowSequence.");
break;
}
ParseSeparationLinesInFlow(out success);
success = true;
dataItem = ParseFlowSequenceEntry(out success);
if (success) { sequence.Enties.Add(dataItem); }
else
{
Error("Failed to parse FlowSequenceEntry of FlowSequence.");
position = seq_start_position2;
}
break;
}
if (!success) { break; }
}
success = true;
break;
}
if (!success)
{
Error("Failed to parse Enties of FlowSequence.");
position = start_position;
return sequence;
}
MatchTerminal(']', out success);
if (!success)
{
Error("Failed to parse ']' of FlowSequence.");
position = start_position;
}
if (success) { ClearError(errorCount); }
return sequence;
}