private LuaParser CreateParser()
{
var handler = new ParaEngine.Tools.Lua.Parser.ErrorHandler();
LuaScanner scanner = new LuaScanner();
LuaParser parser = new LuaParser();
scanner.Handler = handler;
parser.scanner = scanner;
parser.Request = null;
return(parser);
}
private Chunk ParseSource(string source)
{
if (source == null)
{
throw new ArgumentNullException("source");
}
//Create a parser for the request
LuaParser parser = CreateParser();
// Set the source
((LuaScanner)parser.scanner).SetSource(source, 0);
// Trigger the parse (hidden region and errors will be added to the AuthoringSink)
parser.Parse();
return(parser.Chunk);
}
private void RefreshDeclarationsForRequest(ParseRequest request, LuaParser parser, bool addLocals)
{
luaFileDeclarationProviders[request.FileName] = new TableDeclarationProvider();
// Create an AST declaration parser to add the declarations from the parsed chunk
var declarationParser = new AstDeclarationParser(luaFileDeclarationProviders[request.FileName]);
// Parse the AST and add the declaarations
if(addLocals)
declarationParser.AddChunk(parser.Chunk, request.Line, request.Col);
else
declarationParser.AddChunk(parser.Chunk);
}
/// <summary>
/// Creates the parser.
/// </summary>
/// <param name="request">The request.</param>
/// <returns></returns>
private static LuaParser CreateParser(ParseRequest request)
{
// Create ErrorHandler for scanner
var handler = new ParaEngine.Tools.Lua.Parser.ErrorHandler();
// Create scanner and parser
LuaScanner scanner = new ParaEngine.Tools.Lua.Lexer.Scanner();
LuaParser parser = new LuaParser();
// Set the error handler for the scanner
scanner.Handler = handler;
// Associate the scanner with the parser
parser.scanner = scanner;
// Initialize with the request (can be null)
parser.Request = request;
// If the parser is created for a request, automatically set the source from the request
if (request != null)
scanner.SetSource(request.Text, 0);
// Return the parser
return parser;
}
