public override void BuildAst(LanguageData language, ParseTree parseTree) {
var opHandler = new OperatorHandler(language.Grammar.CaseSensitive);
Util.Check(!parseTree.HasErrors(), "ParseTree has errors, cannot build AST.");
var astContext = new InterpreterAstContext(language, opHandler);
var astBuilder = new AstBuilder(astContext);
astBuilder.BuildAst(parseTree);
}
public void Validate(ParseTree parseTree)
{
if (parseTree.HasErrors() && parseTree.ParserMessages.Count > 0)
{
var message = parseTree.ParserMessages[0];
var error = message.Message + " at " + message.Location.ToUiString();
throw new Exception(error);
}
}
public void TryParse(string source)
{
//ClearParserOutput();
if (_parser == null || !_parser.Language.CanParse()) return;
_parseTree = null;
GC.Collect(); //to avoid disruption of perf times with occasional collections
//_parser.Context.TracingEnabled = chkParserTrace.Checked;
try
{
_parseTree = _parser.Parse(source);
if (_parseTree.HasErrors() == false)
{
UpdateOutlineWindow();
statusBarControl.State = new LPSolverState("Done.", EnumEditorStates.Normal);
}
//else
//{
// throw new Exception("Could not Parse the Model. Please Check Error List");
//}
}
catch (Exception exp)
{
statusBarControl.State = new LPSolverState("Parser Error - " + exp.Message, EnumEditorStates.Error);
}
finally
{
_parseTree = _parser.Context.CurrentParseTree;
ShowCompilerErrors();
}
}
public static void CheckParseErrors(ParseTree parseTree)
{
if (parseTree.HasErrors())
throw new Exception("Unexpected parse error(s): " + string.Join("\n", parseTree.ParserMessages));
}
/// <summary>
/// スクリプトを解析し、処理ができるようにします。
/// 通常、この関数はスクリプトを読み込んだ時点で自動的に実行されます。
/// </summary>
public void Parse()
{
RawTree = Parser.Parse(RawString);
if (RawTree.HasErrors())
{
var exm = "Kastepsスクリプトにエラーがありました。" + Environment.NewLine;
foreach (var m in RawTree.ParserMessages)
{
exm += String.Format("{0} @[{1},{2}]: {3}", m.Level, m.Location.Line, m.Location.Column, m.Message);
}
throw new InvalidDataException(exm);
}
}
public bool HasErrors()
{
return(parseTree.HasErrors());
}