static void Main(string[] args)
{
using (TextReader input = File.OpenText(args[0]))
{
int indent = 0;
Parser parser = new Parser(input);
while(parser.MoveNext())
{
if (parser.Current is StreamEnd || parser.Current is DocumentEnd || parser.Current is SequenceEnd || parser.Current is SequenceEnd || parser.Current is MappingEnd)
{
--indent;
}
for(int i = 0; i < indent; ++i)
{
Console.Write(" ");
}
Console.WriteLine(parser.Current.ToString());
if (parser.Current is StreamStart || parser.Current is DocumentStart || parser.Current is SequenceStart || parser.Current is MappingStart)
{
++indent;
}
}
}
}
/// <summary>
/// Reads this object's state from a YAML parser.
/// </summary>
/// <param name="parser"></param>
void IYamlSerializable.ReadYaml(Parser parser)
{
events.Clear();
int depth = 0;
do
{
if (!parser.MoveNext())
{
throw new InvalidOperationException("The parser has reached the end before deserialization completed.");
}
events.Add(parser.Current);
depth += parser.Current.NestingIncrease;
} while (depth > 0);
Debug.Assert(depth == 0);
}
public void Execute(ITextView textView, ITextUndoHistoryRegistry textUndoHistoryRegistry)
{
var undoHistory = textUndoHistoryRegistry.RegisterHistory(textView);
using (var transaction = undoHistory.CreateTransaction("Format Document"))
{
var text = textView.TextBuffer.CurrentSnapshot.GetText();
var formatted = new StringWriter();
var parser = new Parser(new Scanner(new StringReader(text), skipComments: false));
var emitter = new Emitter(formatted);
while (parser.MoveNext())
{
emitter.Emit(parser.Current);
}
var edit = textView.TextBuffer.CreateEdit();
edit.Replace(0, text.Length, formatted.ToString());
edit.Apply();
transaction.Complete();
}
}
private void AssertHasNext(Parser parser)
{
Assert.True(parser.MoveNext());
}
private void AssertDoesNotHaveNext(Parser parser)
{
Assert.False(parser.MoveNext());
}
/// <summary>
/// Moves to the next event.
/// </summary>
private void MoveNext()
{
endOfStream = !parser.MoveNext();
}
private void ParseAndEmit(string name)
{
string testText = YamlFile(name).ReadToEnd();
Parser parser = new Parser(new StringReader(testText));
using(StringWriter output = new StringWriter()) {
Emitter emitter = new Emitter(output, 2, int.MaxValue, false);
while(parser.MoveNext()) {
//Console.WriteLine(parser.Current.GetType().Name);
Console.Error.WriteLine(parser.Current);
emitter.Emit(parser.Current);
}
string result = output.ToString();
Console.WriteLine();
Console.WriteLine("------------------------------");
Console.WriteLine();
Console.WriteLine(testText);
Console.WriteLine();
Console.WriteLine("------------------------------");
Console.WriteLine();
Console.WriteLine(result);
Console.WriteLine();
Console.WriteLine("------------------------------");
Console.WriteLine();
/*
Parser resultParser = new Parser(new StringReader(result));
while(resultParser.MoveNext()) {
Console.WriteLine(resultParser.Current.GetType().Name);
}
*/
/*
if(testText != result) {
Console.WriteLine();
Console.WriteLine("------------------------------");
Console.WriteLine();
Console.WriteLine("Expected:");
Console.WriteLine();
Console.WriteLine(testText);
Console.WriteLine();
Console.WriteLine("------------------------------");
Console.WriteLine();
Console.WriteLine("Result:");
Console.WriteLine();
Console.WriteLine(result);
Console.WriteLine();
Console.WriteLine("------------------------------");
Console.WriteLine();
}
Assert.AreEqual(testText, result, "The emitter did not generate the correct text.");
*/
}
}
private void AssertHasNext(Parser parser)
{
Assert.IsTrue(parser.MoveNext(), "The parser does not contain more events.");
}
private void AssertDoesNotHaveNext(Parser parser)
{
Assert.IsFalse(parser.MoveNext(), "The parser should not contain more events.");
}
