This tracks errors generated by the DPL parser and lexer.
		/// <summary>
		/// Creates a CPL parser for the given code, using the given error tracker.
		/// </summary>
		/// <param name="p_strCode">The code be parsed.</param>
		/// <param name="p_ertErrorTracker">The error tracker to use to log
		/// parsing errors.</param>
		/// <returns>A CPL parser for the given code.</returns>
		public AntlrParserBase CreateParser(string p_strCode, ErrorTracker p_ertErrorTracker)
		{
			AntlrLexerBase lexLexer = CreateLexer(p_strCode, p_ertErrorTracker);
			CommonTokenStream ctsTokens = new CommonTokenStream(lexLexer);
			CPLParser prsParser = new CPLParser(ctsTokens);
			prsParser.ErrorTracker = p_ertErrorTracker;
			return prsParser;
		}
		/// <summary>
		/// Creates a CPL parser for the given code, using the given error tracker.
		/// </summary>
		/// <param name="p_strCode">The code be parsed.</param>
		/// <param name="p_ertErrorTracker">The error tracker to use to log
		/// parsing errors.</param>
		/// <returns>A CPL parser for the given code.</returns>
		public AntlrParserBase CreateParser(string p_strCode, ErrorTracker p_ertErrorTracker)
		{
			AntlrLexerBase lexLexer = CreateLexer(p_strCode, p_ertErrorTracker);
			CommonTokenStream ctsTokens = new CommonTokenStream(lexLexer);
			SkyrimCplParser prsParser = new SkyrimCplParser(ctsTokens, "");
			prsParser.SetErrorTracker(p_ertErrorTracker);
			return prsParser;
		}
예제 #3
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		/// <summary>
		/// Parses the given CPL into an AST.
		/// </summary>
		/// <param name="p_strCplCode">The CPL to convert.</param>
		/// <returns>The AST built from the given CPL.</returns>
		private ITree GenerateAst(string p_strCplCode)
		{
			ErrorTracker ertErrors = new ErrorTracker();
			AntlrParserBase cpbParser = ParserFactory.CreateParser(p_strCplCode, ertErrors);
			ITree astCPL = cpbParser.Parse();
			if (ertErrors.HasErrors)
				throw new ArgumentException("Invalid CPL:" + Environment.NewLine + ertErrors.ToString(), "p_strCplCode");
			return astCPL;
		}
예제 #4
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		/// <summary>
		/// Validates the CPL.
		/// </summary>
		/// <returns><c>true</c> if the CPL is valid; <c>false</c> otherwise.</returns>
		public bool ValidateCPL()
		{
			bool booIsValid = true;
			if (Code.Length > 0)
			{
				ErrorTracker et = new ErrorTracker();
				CPLParserFactory.CreateParser(Code, et).Parse();
				List<LanguageError> lstErrors = new List<LanguageError>(et.ParserErrors);
				lstErrors.AddRange(et.LexerErrors);

				Errors = lstErrors;
				booIsValid = (lstErrors.Count == 0);
			}
			else
				Errors = new List<LanguageError>();
			CodeValidated(this, new EventArgs());
			return booIsValid;
		}
		/// <summary>
		/// Creates a CPL lexer for the given code, using the given error tracker.
		/// </summary>
		/// <param name="p_strCode">The code be lexed.</param>
		/// <param name="p_ertErrorTracker">The error tracker to use to log
		/// lexing errors.</param>
		/// <returns>A CPL lexer for the given code.</returns>
		public AntlrLexerBase CreateLexer(string p_strCode, ErrorTracker p_ertErrorTracker)
		{
			CPLLexer lexLexer = new CPLLexer(new ANTLRStringStream(p_strCode));
			lexLexer.ErrorTracker = p_ertErrorTracker;
			return lexLexer;
		}
		/// <summary>
		/// Creates a CPL lexer for the given code, using the given error tracker.
		/// </summary>
		/// <param name="p_strCode">The code be lexed.</param>
		/// <param name="p_ertErrorTracker">The error tracker to use to log
		/// lexing errors.</param>
		/// <returns>A CPL lexer for the given code.</returns>
		public AntlrLexerBase CreateLexer(string p_strCode, ErrorTracker p_ertErrorTracker)
		{
			SkyrimCplLexer lexLexer = new SkyrimCplLexer(new ANTLRStringStream(p_strCode));
			lexLexer.SetErrorTracker(p_ertErrorTracker);
			return lexLexer;
		}
		/// <summary>
		/// Parses the given Mod Script into an AST.
		/// </summary>
		/// <param name="p_strModScriptCode">The Mod Script to compile.</param>
		/// <param name="p_booCompileTest">Whether the prograsm is just checking if the script compiles.</param>
		/// <returns>The AST built from the given Mod Script.</returns>
		private ITree GenerateAst(string p_strModScriptCode, bool p_booCompileTest)
		{
			ErrorTracker ertErrors = new ErrorTracker();
			string strCode = p_strModScriptCode;

			//unescape characters
			Regex rgxStrings = new Regex("[^\\\\](\"(\"|(.*?[^\\\\]\")))", RegexOptions.Multiline);
			MatchCollection colStrings = rgxStrings.Matches(strCode);
			Dictionary<string, string> dicProtectedStrings = new Dictionary<string, string>();
			for (Int32 i = colStrings.Count - 1; i >= 0; i--)
			{
				string strShieldText = "<SHIELD" + i + ">";
				strCode = strCode.Replace(colStrings[i].Groups[1].Value, strShieldText);
				dicProtectedStrings[strShieldText] = colStrings[i].Value;
			}
			strCode = strCode.Replace(@"\""", @"""").Replace(@"\\", @"\");
			foreach (string strKey in dicProtectedStrings.Keys)
				strCode = strCode.Replace(strKey, dicProtectedStrings[strKey]);

			//clean code
			colStrings = rgxStrings.Matches(strCode);
			dicProtectedStrings.Clear();
			for (Int32 i = colStrings.Count - 1; i >= 0; i--)
			{
				string strShieldText = "<SHIELD" + i + ">";
				strCode = strCode.Replace(colStrings[i].Value, strShieldText);
				dicProtectedStrings[strShieldText] = colStrings[i].Value;
			}

			//strip comments
			Regex rgxComments = new Regex(";.*$", RegexOptions.Multiline);
			strCode = rgxComments.Replace(strCode, "");
			foreach (string strKey in dicProtectedStrings.Keys)
				strCode = strCode.Replace(strKey, dicProtectedStrings[strKey]);

			AntlrParserBase cpbParser = CreateParser(strCode, ertErrors);
			ITree astModSCript = cpbParser.Parse();
			if ((ertErrors.HasErrors) && !p_booCompileTest)
			{
				m_sicContext.FunctionProxy.ExtendedMessageBox("Invalid Mod Script", "Error", ertErrors.ToHtml(), MessageBoxButtons.OK, MessageBoxIcon.Error);
				return null;
			}
			return astModSCript;
		}