/* Generated By:JavaCC: Do not edit this line. ParseException.cc Version 6.0 */ /* JavaCCOptions:STATIC=false,SUPPORT_CLASS_VISIBILITY_PUBLIC=true */ #include "ParseException.h" namespace vhdl { namespace parser { /** * This exception is thrown when parse errors are encountered. * You can explicitly create objects of this exception type by * calling the method generate_ParseException in the generated * parser. * * You can modify this class to customize your error reporting * mechanisms so long as you retain the fields. */ /** * This constructor is used by the method "generate_ParseException" * in the generated parser. Calling this constructor generates * a new object of this type with the fields "currentToken", * "expectedTokenSequences", and "tokenImage" set. */ ParseException::ParseException(Token currentTokenVal, int** expectedTokenSequencesVal, JAVACC_STRING_TYPE* tokenImageVal ) { initialise(currentTokenVal, expectedTokenSequencesVal, tokenImageVal); currentToken = currentTokenVal; expectedTokenSequences = expectedTokenSequencesVal; tokenImage = tokenImageVal; } /** * The following constructors are for use by you for whatever * purpose you can think of. Constructing the exception in this * manner makes the exception behave in the normal way - i.e., as * documented in the class "Throwable". The fields "errorToken", * "expectedTokenSequences", and "tokenImage" do not contain * relevant information. The JavaCC generated code does not use * these constructors. */ ParseException::ParseException() { } /** Constructor with message. */ ParseException::ParseException(JAVACC_STRING_TYPE message) { } /** * This is the last token that has been consumed successfully. If * this object has been created due to a parse error, the token * followng this token will (therefore) be the first error token. */ Token currentToken; /** * Each entry in this array is an array of integers. Each array * of integers represents a sequence of tokens (by their ordinal * values) that is expected at this point of the parse. */ int** expectedTokenSequences; /** * This is a reference to the "tokenImage" array of the generated * parser within which the parse error occurred. This array is * defined in the generated ...Constants class. */ JAVACC_STRING_TYPE* tokenImage; /** * 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. */ JAVACC_STRING_TYPE ParseException::initialise(Token currentToken, int** expectedTokenSequences, JAVACC_STRING_TYPE* tokenImage) { #if 0 //JAVACC_STRING_TYPE eol = System.getProperty("line.separator", "\n"); expected = new JAVACC_STRING_TYPE(); 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((JAVACC_CHAR_TYPE*)"..."); } expected.append(eol).append(" "); } JAVACC_STRING_TYPE retval = (JAVACC_CHAR_TYPE*)"Encountered \""; Token tok = currentToken.next; for (int i = 0; i < maxSize; i++) { if (i != 0) retval += (JAVACC_CHAR_TYPE*)" "; if (tok.kind == 0) { retval += tokenImage[0]; break; } retval += (JAVACC_CHAR_TYPE*)" " + tokenImage[tok.kind]; retval += (JAVACC_CHAR_TYPE*)" \""; retval += add_escapes(tok.image); retval += (JAVACC_CHAR_TYPE*)" \""; tok = tok.next; } retval += (JAVACC_CHAR_TYPE*)"\" at line " + currentToken.next.beginLine + (JAVACC_CHAR_TYPE*)", column " + currentToken.next.beginColumn; retval += (JAVACC_CHAR_TYPE*)"." + eol; if (expectedTokenSequences.length == 1) { retval += (JAVACC_CHAR_TYPE*)"Was expecting:" + eol + (JAVACC_CHAR_TYPE*)" "; } else { retval += (JAVACC_CHAR_TYPE*)"Was expecting one of:" + eol + (JAVACC_CHAR_TYPE*)" "; } retval += expected.toString(); return retval; #endif return (JAVACC_CHAR_TYPE*)"Parse exception"; } /** * The end of line JAVACC_STRING_TYPE for this machine. */ #define eol "\n" /** * Used to convert raw characters to their escaped version * when these raw version cannot be used as part of an ASCII * string literal. */ JAVACC_STRING_TYPE ParseException::add_escapes(JAVACC_STRING_TYPE str) { /* JAVACC_STRING_TYPE *retval = new JAVACC_STRING_TYPE(); JAVACC_CHAR_TYPE ch; for (int i = 0; i < str.length(); i++) { switch (str.charAt(i)) { case 0 : continue; case '\b': retval.append("\\b"); continue; case '\t': retval.append("\\t"); continue; case '\n': retval.append("\\n"); continue; case '\f': retval.append("\\f"); continue; case '\r': retval.append("\\r"); continue; case '\"': retval.append("\\\""); continue; case '\'': retval.append("\\\'"); continue; case '\\': retval.append("\\\\"); continue; default: if ((ch = str.charAt(i)) < 0x20 || ch > 0x7e) { JAVACC_STRING_TYPE s = "0000" + Integer.toString(ch, 16); retval.append("\\u" + s.substring(s.length() - 4, s.length())); } else { retval.append(ch); } continue; } } return retval.toString(); */ return str; } } } /* JavaCC - OriginalChecksum=99d488e13335cf377284c90700f070ed (do not edit this line) */