Inheritance: RecognitionException
Esempio n. 1
0
 public virtual void MatchRange(int a, int b)
 {
     if (input.LA(1) < a || input.LA(1) > b)
     {
         if (state.backtracking > 0)
         {
             state.failed = true;
             return;
         }
         MismatchedRangeException mre = new MismatchedRangeException(a, b, input);
         Recover(mre);
         throw mre;
     }
     input.Consume();
     state.failed = false;
 }
Esempio n. 2
0
        public override string GetErrorMessage(RecognitionException e, string[] tokenNames)
        {
            string msg = null;

            if (e is MismatchedTokenException)
            {
                MismatchedTokenException mte = (MismatchedTokenException)e;
                msg = "mismatched character " + GetCharErrorDisplay(e.Character) + " expecting " + GetCharErrorDisplay(mte.Expecting);
            }
            else if (e is NoViableAltException)
            {
                NoViableAltException nvae = (NoViableAltException)e;
                // for development, can add "decision=<<"+nvae.grammarDecisionDescription+">>"
                // and "(decision="+nvae.decisionNumber+") and
                // "state "+nvae.stateNumber
                msg = "no viable alternative at character " + GetCharErrorDisplay(e.Character);
            }
            else if (e is EarlyExitException)
            {
                EarlyExitException eee = (EarlyExitException)e;
                // for development, can add "(decision="+eee.decisionNumber+")"
                msg = "required (...)+ loop did not match anything at character " + GetCharErrorDisplay(e.Character);
            }
            else if (e is MismatchedNotSetException)
            {
                MismatchedNotSetException mse = (MismatchedNotSetException)e;
                msg = "mismatched character " + GetCharErrorDisplay(e.Character) + " expecting set " + mse.Expecting;
            }
            else if (e is MismatchedSetException)
            {
                MismatchedSetException mse = (MismatchedSetException)e;
                msg = "mismatched character " + GetCharErrorDisplay(e.Character) + " expecting set " + mse.Expecting;
            }
            else if (e is MismatchedRangeException)
            {
                MismatchedRangeException mre = (MismatchedRangeException)e;
                msg = "mismatched character " + GetCharErrorDisplay(e.Character) + " expecting set " +
                      GetCharErrorDisplay(mre.A) + ".." + GetCharErrorDisplay(mre.B);
            }
            else
            {
                msg = base.GetErrorMessage(e, tokenNames);
            }
            return(msg);
        }
Esempio n. 3
0
 public virtual void MatchRange(int a, int b)
 {
     if (this.input.LA(1) < a || this.input.LA(1) > b)
     {
         if (this.state.backtracking > 0)
         {
             this.state.failed = true;
         }
         else
         {
             MismatchedRangeException mismatchedRangeException = new MismatchedRangeException(a, b, (IIntStream)this.input);
             this.Recover((RecognitionException)mismatchedRangeException);
             throw mismatchedRangeException;
         }
     }
     else
     {
         this.input.Consume();
         this.state.failed = false;
     }
 }
Esempio n. 4
0
        public override string GetErrorMessage(RecognitionException e, string[] tokenNames)
        {
            string str;

            if (e is MismatchedTokenException)
            {
                MismatchedTokenException mismatchedTokenException = (MismatchedTokenException)e;
                str = "mismatched character " + this.GetCharErrorDisplay(e.Character) + " expecting " + this.GetCharErrorDisplay(mismatchedTokenException.Expecting);
            }
            else if (e is NoViableAltException)
            {
                str = "no viable alternative at character " + this.GetCharErrorDisplay(e.Character);
            }
            else if (e is EarlyExitException)
            {
                str = "required (...)+ loop did not match anything at character " + this.GetCharErrorDisplay(e.Character);
            }
            else if (e is MismatchedNotSetException)
            {
                MismatchedNotSetException mismatchedNotSetException = (MismatchedNotSetException)e;
                str = "mismatched character " + this.GetCharErrorDisplay(e.Character) + " expecting set " + (object)mismatchedNotSetException.Expecting;
            }
            else if (e is MismatchedSetException)
            {
                MismatchedSetException mismatchedSetException = (MismatchedSetException)e;
                str = "mismatched character " + this.GetCharErrorDisplay(e.Character) + " expecting set " + (object)mismatchedSetException.Expecting;
            }
            else if (e is MismatchedRangeException)
            {
                MismatchedRangeException mismatchedRangeException = (MismatchedRangeException)e;
                str = "mismatched character " + this.GetCharErrorDisplay(e.Character) + " expecting set " + this.GetCharErrorDisplay(mismatchedRangeException.A) + ".." + this.GetCharErrorDisplay(mismatchedRangeException.B);
            }
            else
            {
                str = base.GetErrorMessage(e, tokenNames);
            }
            return(str);
        }
Esempio n. 5
0
 public virtual void MatchRange(int a, int b) {
     if (input.LA(1) < a || input.LA(1) > b) {
         if (state.backtracking > 0) {
             state.failed = true;
             return;
         }
         MismatchedRangeException mre = new MismatchedRangeException(a, b, input);
         Recover(mre);
         throw mre;
     }
     input.Consume();
     state.failed = false;
 }
Esempio n. 6
0
 public virtual void MatchRange(int a, int b)
 {
     if ((this.input.LA(1) < a) || (this.input.LA(1) > b))
     {
         if (base.state.backtracking > 0)
         {
             base.state.failed = true;
             return;
         }
         MismatchedRangeException re = new MismatchedRangeException(a, b, this.input);
         this.Recover(re);
         throw re;
     }
     this.input.Consume();
     base.state.failed = false;
 }