static CompileUnit SyntaxTreeFor(IFile file)
{
var compileUnit = new CompileUnit();
UnityScriptParser.ParseReader(file.OpenText(), "", new CompilerContext(), compileUnit);
return(compileUnit);
}
private IList <Comment> CollectCommentsFor(SourceFile sourceFile, IEnumerable <string> definedSymbols)
{
var comments = new List <Comment>();
var p = new PreProcessor();
p.PreserveLines = true;
foreach (var symbol in definedSymbols)
{
p.Define(symbol);
}
var result = p.Process(sourceFile.Contents);
var lexer = UnityScriptParser.UnityScriptLexerFor(new StringReader(result), sourceFile.FileName, 4);
lexer.PreserveComments = true;
var token = lexer.nextToken();
IToken last = null;
while (token != null && token.Type != UnityScriptLexer.EOF)
{
try
{
if (token.Type == UnityScriptLexer.SL_COMMENT || token.Type == UnityScriptLexer.ML_COMMENT)
{
comments.Add(new Comment(token, token.Type == UnityScriptLexer.SL_COMMENT ? CommentKind.SingleLine : CommentKind.MultipleLine, last));
}
else
{
last = token;
}
}
catch (TokenStreamRecognitionException tre)
{
//TODO: Collect errors from this phase so we can at least show them to user ?
}
finally
{
try
{
token = lexer.nextToken();
}
catch (TokenStreamRecognitionException tre)
{
}
}
}
return(comments);
}
private void ParseInput(ICompilerInput input)
{
TextReader reader;
IDisposable disposable = (reader = input.Open()) as IDisposable;
try
{
UnityScriptParser.ParseReader(reader, input.Name, this.Context, this.CompileUnit);
}
finally
{
if (disposable != null)
{
disposable.Dispose();
disposable = null;
}
}
}
