/**
* It uses "currentToken" and "expectedTokenSequences" to generate a parse
* error message and returns it. If this object has been created
* due to a parse error, and you do not catch it (it gets thrown
* from the parser) the correct error message
* gets displayed.
*/
private static string initialise(IrToken currentToken,
int[][] expectedTokenSequences,
string[] tokenImage)
{
string eol = Environment.NewLine;
StringBuilder expected = new StringBuilder();
int maxSize = 0;
for (int i = 0; i < expectedTokenSequences.Length; i++)
{
if (maxSize < expectedTokenSequences[i].Length)
{
maxSize = expectedTokenSequences[i].Length;
}
for (int j = 0; j < expectedTokenSequences[i].Length; j++)
{
expected.Append(tokenImage[expectedTokenSequences[i][j]]).Append(' ');
}
if (expectedTokenSequences[i][expectedTokenSequences[i].Length - 1] != 0)
{
expected.Append("...");
}
expected.Append(eol).Append(" ");
}
string retval = "Encountered \"";
IrToken tok = currentToken.next;
for (int i = 0; i < maxSize; i++)
{
if (i != 0) retval += " ";
if (tok.kind == 0)
{
retval += tokenImage[0];
break;
}
retval += " " + IrParserConstants.tokenImage[(int)tok.kind];
retval += " \"";
retval += add_escapes(tok.image);
retval += " \"";
tok = tok.next;
}
retval += "\" at line " + currentToken.next.beginLine + ", column " + currentToken.next.beginColumn;
retval += "." + eol;
if (expectedTokenSequences.Length == 1)
{
retval += "Was expecting:" + eol + " ";
}
else
{
retval += "Was expecting one of:" + eol + " ";
}
retval += expected.ToString();
return retval;
}
static void TokenLexicalActions(IrToken matchedToken)
{
switch(jjmatchedKind)
{
case RegExpId.INTVAL :
image.Append(input_stream.GetSuffix(jjimageLen + (lengthOfMatch = jjmatchedPos + 1)));
try
{
int.Parse(matchedToken.image);
}
catch (Exception e)
{
throw new TokenMgrError("Lexical error at line "
+ matchedToken.beginLine + ", column " + matchedToken.beginColumn +
". Integer value over 2^31-1", 0);
}
break;
case RegExpId.STRVAL:
image.Append(input_stream.GetSuffix(jjimageLen + (lengthOfMatch = jjmatchedPos + 1)));
if (matchedToken.image.Length > 257)
throw new TokenMgrError("Lexical error at line "
+ matchedToken.beginLine + ", column " + matchedToken.beginColumn +
". String length over 255", 0);
break;
case RegExpId.ID:
image.Append(input_stream.GetSuffix(jjimageLen + (lengthOfMatch = jjmatchedPos + 1)));
if (matchedToken.image.Length > 255)
throw new TokenMgrError("Lexical error at line "
+ matchedToken.beginLine + ", column " + matchedToken.beginColumn +
". Id length over 255", 0);
break;
default :
break;
}
}
/**
* This constructor is used by the method "generateParseException"
* in the generated parser. Calling this constructor generates
* a new object of this type with the fields "currentToken",
* "expectedTokenSequences", and "tokenImage" set.
*/
public IrParseException(IrToken currentTokenVal, int[][] expectedTokenSequencesVal, string[] tokenImageVal)
: base(initialise(currentTokenVal, expectedTokenSequencesVal, tokenImageVal))
{
currentToken = currentTokenVal;
expectedTokenSequences = expectedTokenSequencesVal;
tokenImage = tokenImageVal;
}
/** Constructor with generated Token Manager. */
public irParser(irParserTokenManager tm)
{
if (jj_initialized_once)
{
Console.Out.WriteLine("ERROR: Second call to constructor of static parser. ");
Console.Out.WriteLine(" You must either use ReInit() or set the JavaCC option STATIC to false");
Console.Out.WriteLine(" during parser generation.");
throw new Error();
}
jj_initialized_once = true;
token_source = tm;
token = new IrToken();
jj_ntk = RegExpId.UNDEFINED;
jj_gen = 0;
for (int i = 0; i < 9; i++) jj_la1[i] = -1;
}
/** Reinitialise. */
public void ReInit(irParserTokenManager tm)
{
token_source = tm;
token = new IrToken();
jj_ntk = RegExpId.UNDEFINED;
jj_gen = 0;
for (int i = 0; i < 9; i++) jj_la1[i] = -1;
}
private static RegExpId jj_ntk_fn()
{
if ((jj_nt = token.next) == null)
//return (jj_ntk = (token.next = token_source.getNextToken()).kind);
return (jj_ntk = (token.next = IrParserTokenManager.getNextToken()).kind);
else
return (jj_ntk = jj_nt.kind);
}
/** Constructor. */
public irParser(/* java.io.Reader */ InputStreamReader stream)
{
if (jj_initialized_once)
{
Console.Out.WriteLine("ERROR: Second call to constructor of static parser. ");
Console.Out.WriteLine(" You must either use ReInit() or set the JavaCC option STATIC to false");
Console.Out.WriteLine(" during parser generation.");
throw new Error();
}
jj_initialized_once = true;
jj_input_stream = new SimpleCharStream(stream, 1, 1);
token_source = new irParserTokenManager(jj_input_stream);
token = new IrToken();
jj_ntk = RegExpId.UNDEFINED;
jj_gen = 0;
for (int i = 0; i < 9; i++) jj_la1[i] = -1;
}
/* throws ParseException */
private static IrToken jj_consume_token(IrParserConstants.RegExpId kind)
{
IrToken oldToken;
if ((oldToken = token).next != null)
token = token.next;
else
{
//token = token.next = token_source.getNextToken();
token.next = IrParserTokenManager.getNextToken();
token = token.next;
}
jj_ntk = RegExpId.UNDEFINED;
if (token.kind == kind)
{
jj_gen++;
return token;
}
token = oldToken;
jj_kind = kind;
throw generateParseException();
}
/** Reinitialise. */
public static void ReInit(/* java.io.Reader */ StreamReader streamReader)
{
jj_input_stream.ReInit(streamReader, 1, 1);
//token_source.ReInit(jj_input_stream);
IrParserTokenManager.ReInit(jj_input_stream);
token = new IrToken();
jj_ntk = RegExpId.UNDEFINED;
jj_gen = 0;
for (int i = 0; i < 9; i++) jj_la1[i] = -1;
}
/** Reinitialise. */
public static void ReInit(Stream stream, Encoding encoding)
{
try
{
jj_input_stream.ReInit(stream, encoding, 1, 1);
}
catch (UnsupportedEncodingException e)
{
throw new RuntimeException(e);
}
//token_source.ReInit(jj_input_stream);
IrParserTokenManager.ReInit(jj_input_stream);
token = new IrToken();
jj_ntk = RegExpId.UNDEFINED;
jj_gen = 0;
for (int i = 0; i < 9; i++) jj_la1[i] = -1;
}
/** Get the next Token. */
public static IrToken getNextToken()
{
if (token.next != null)
token = token.next;
else
//token = token.next = token_source.getNextToken();
token = token.next = IrParserTokenManager.getNextToken();
jj_ntk = RegExpId.UNDEFINED;
jj_gen++;
return token;
}
/** Constructor with InputStream and supplied encoding */
public IrParser(Stream stream, Encoding encoding)
{
if (jj_initialized_once)
{
ReInit(stream, encoding);
//Console.Out.WriteLine("ERROR: Second call to constructor of static parser. ");
//Console.Out.WriteLine(" You must either use ReInit() or set the JavaCC option STATIC to false");
//Console.Out.WriteLine(" during parser generation.");
//throw new Error();
}
else
{
jj_initialized_once = true;
try
{
jj_input_stream = new SimpleCharStream(stream, encoding, 1, 1);
}
catch (UnsupportedEncodingException e)
{
throw new RuntimeException(e);
}
token_source = new IrParserTokenManager(jj_input_stream);
}
token = new IrToken();
jj_ntk = RegExpId.UNDEFINED;
jj_gen = 0;
for (int i = 0; i < 9; i++) jj_la1[i] = -1;
}
