internal void Parse(ITextSnapshot snapshot, out LanguageService.SyntaxTree.ITokenStream TokenStream, string path)
{
string source = snapshot.GetText();
// Currently we "eat" all Exception that might be raised
// by XSharpSyntaxTree.ParseText
TokenStream = null;
try
{
LanguageService.CodeAnalysis.SyntaxTree tree = XSharpSyntaxTree.ParseText(source, null, path);
var syntaxRoot = tree.GetRoot();
// Get the antlr4 parse tree root
var xtree = ((LanguageService.CodeAnalysis.XSharp.Syntax.CompilationUnitSyntax)syntaxRoot).XSource;
TokenStream = ((LanguageService.CodeAnalysis.XSharp.Syntax.CompilationUnitSyntax)syntaxRoot).XTokenStream;
//
var walker = new LanguageService.SyntaxTree.Tree.ParseTreeWalker();
var discover = new XSharpTreeDiscover();
discover.Snapshot = snapshot;
discover.xsharpBraceCloseType = xsharpBraceCloseType;
discover.xsharpBraceOpenType = xsharpBraceOpenType;
discover.xsharpIdentifierType = xsharpIdentifierType;
discover.xsharpRegionStartType = xsharpRegionStartType;
discover.xsharpRegionStopType = xsharpRegionStopType;
// Walk the tree. The TreeDiscover class will collect the tags.
walker.Walk(discover, xtree);
this.tags = discover.tags;
}
catch (Exception e)
{
System.Diagnostics.Debug.WriteLine(e.Message);
}
}
/// <summary>
///
/// </summary>
/// <param name="source"></param>
/// <returns></returns>
public CodeCompileUnit Parse(string source)
{
CodeCompileUnit ccu = new CodeCompileUnit();
//
try
{
// Tab replace, in order to have the good position of Members (Line/col)
String TabSpace = new String(' ', TabSize);
source = source.Replace("\t", TabSpace);
//
LanguageService.CodeAnalysis.SyntaxTree tree = XSharpSyntaxTree.ParseText(source, _projectNode.ParseOptions);
var syntaxRoot = tree.GetRoot();
// Get the antlr4 parse tree root
var xtree = ((LanguageService.CodeAnalysis.XSharp.Syntax.CompilationUnitSyntax)syntaxRoot).XSource;
// We need to d 2 steps here:
// 1 - Scan for the fields , so we know the difference between fields and properties when we perform step 2
// 2 - Scan for the rest. We pass the list of fields to the tree discover code so it "knows" about all fields
var discoverFields = new XSharpFieldsDiscover(_projectNode);
discoverFields.SourceCode = source;
discoverFields.CurrentFile = this.FileName;
var walker = new LanguageService.SyntaxTree.Tree.ParseTreeWalker();
walker.Walk(discoverFields, xtree);
// now the discoverFields class should contain a Dictionary with <context, FieldList>
var discover = new XSharpClassDiscover(_projectNode);
discover.FieldList = discoverFields.FieldList;
discover.SourceCode = source;
discover.CurrentFile = this.FileName;
//
walker.Walk(discover, xtree);
//
ccu = discover.CodeCompileUnit;
ccu.UserData[XSharpCodeConstants.USERDATA_FILENAME] = this.FileName;
}
catch (Exception ex)
{
if (System.Diagnostics.Debugger.IsAttached)
{
Debug.WriteLine(ex.Message + Environment.NewLine + ex.StackTrace);
}
}
//
return(ccu);
}