Example usage for org.antlr.v4.runtime Token getCharPositionInLine

Introduction

In this page you can find the example usage for org.antlr.v4.runtime Token getCharPositionInLine.

Prototype

int getCharPositionInLine();

Source Link

Document

The index of the first character of this token relative to the beginning of the line at which it occurs, 0..n-1

Usage

From source file:com.yahoo.yqlplus.language.parser.ProgramParser.java

private Location toLocation(Scope scope, ParseTree node) {
    Token start;
    if (node instanceof ParserRuleContext) {
        start = ((ParserRuleContext) node).start;
    } else if (node instanceof TerminalNode) {
        start = ((TerminalNode) node).getSymbol();
    } else {/*from  www.j a v  a 2  s  .  c  om*/
        throw new ProgramCompileException("Location is not available for type " + node.getClass());
    }
    Location location = new Location(scope != null ? scope.programName : "<string>", start.getLine(),
            start.getCharPositionInLine());
    return location;
}

From source file:compile.compilersource.ErrorReporter.java

public void CreateErrorMessage(String message, Token startToken) {
    String errMessage = MessageFormat.format("Exception! line {0}, char {2}: {1}", startToken.getLine(),
            message, startToken.getCharPositionInLine());
    errorList.add(errMessage);//w  w w .j  av a  2s  . c  om

    if (ui.getEditor() != null) {
        try {
            int offset = ui.getEditor().getLineStartOffset(startToken.getLine() - 1);
            int endOffset = ui.getEditor().getLineEndOffset(startToken.getLine() - 1);
            Highlighter highlighter = ui.getEditor().getHighlighter();
            highlighter.addHighlight(offset, endOffset,
                    new DefaultHighlighter.DefaultHighlightPainter(Color.RED));
        } catch (BadLocationException ex) {
            System.out.println("Semantic highlight error: " + ex.getMessage());
        }
    } else
        System.out.println("Semantic error: editor cannot be accessed");

}

From source file:de.huberlin.wbi.cuneiform.core.preprocess.PreListener.java

License:Apache License

@Override
public void exitFromStackExpr(@NotNull CuneiformParser.FromStackExprContext ctx) {

    Token symbol;

    symbol = ctx.FROMSTACK().getSymbol();

    if (exprStack.isEmpty())
        throw new ParseException(symbol.getLine(), symbol.getCharPositionInLine(), symbol.getText(),
                "Pipe destination encountered where there is no source.");

    rewriter.replace(symbol, exprStack.pop());
}

From source file:de.uni.bremen.monty.moco.ast.ASTBuilder.java

License:Open Source License

private Position position(Token idSymbol) {
    return new Position(fileName, idSymbol.getLine(), idSymbol.getCharPositionInLine());
}

From source file:de.up.ling.irtg.codec.ExceptionErrorStrategy.java

private String getTokenPosition(Token t) {
    return "Line " + t.getLine() + ":" + t.getCharPositionInLine();
}

From source file:edu.clemson.cs.r2jt.absynnew.UnderliningErrorListener.java

License:Open Source License

/**
 * <p>This is called mainly when an {@link SrcErrorException} is raised
 * or caught.</p>/*from   w ww  .j  a  v a  2s  .  c om*/
 *
 * @param offendingSymbol The token indicating a problem site.
 * @param msg The error message.
 */
public void semanticError(Token offendingSymbol, String msg) {
    if (offendingSymbol == null) {
        System.err.println("-1:-1:-1: " + msg);
    } else if (offendingSymbol.getTokenSource() == null) {
        System.err.println("-1:-1:-1: " + msg);
    } else {
        String fileName = offendingSymbol.getTokenSource().getSourceName();
        System.err.println(groomFileName(fileName) + ":" + offendingSymbol.getLine() + ":"
                + offendingSymbol.getCharPositionInLine() + ": " + msg);

        underlineError(null, offendingSymbol, offendingSymbol.getLine(),
                offendingSymbol.getCharPositionInLine());
    }
}

From source file:edu.clemson.cs.rsrg.parsing.TreeBuildingListener.java

License:Open Source License

/**
 * <p>Create a location for the current parser token
 * we are visiting.</p>//from w ww  .  j  av a 2  s. com
 *
 * @param t The visiting ANTLR4 parser token.
 *
 * @return A {@link Location} for the rule.
 */
private Location createLocation(Token t) {
    return new Location(myFile, t.getLine(), t.getCharPositionInLine());
}

From source file:edu.clemson.resolve.compiler.LanguageSemanticsMessage.java

License:BSD License

public LanguageSemanticsMessage(ErrorKind etype, Token offendingToken, Object... args) {
    super(etype, offendingToken, args);
    if (offendingToken != null) {
        this.fileName = Utils.groomFileName(offendingToken.getTokenSource().getSourceName());
        this.line = offendingToken.getLine();
        this.charPosition = offendingToken.getCharPositionInLine();
    }//from   w w w .j  av a  2  s .  c om
}

From source file:edu.clemson.resolve.compiler.LanguageSyntaxMessage.java

License:BSD License

public LanguageSyntaxMessage(ErrorKind etype, Token offendingToken, RecognitionException antlrException,
        Object... args) {/*from   w w w .ja v  a 2  s. c  o  m*/
    super(etype, antlrException, offendingToken, args);
    this.offendingToken = offendingToken;
    if (offendingToken != null) {
        this.fileName = offendingToken.getTokenSource().getSourceName();
        this.line = offendingToken.getLine();
        this.charPosition = offendingToken.getCharPositionInLine();
    }
}

From source file:it.polimi.tower4clouds.rules.RulesValidator.java

License:Apache License

private Set<Problem> validateCondition(MonitoringRule rule) {
    Set<Problem> problems = new HashSet<Problem>();
    if (rule.getCondition() == null)
        return problems;
    String condition = rule.getCondition().getValue();
    if (condition != null) {
        ANTLRInputStream input = new ANTLRInputStream(condition);
        ConditionLexer lexer = new ConditionLexer(input);
        CommonTokenStream tokens = new CommonTokenStream(lexer);
        ConditionParser parser = new ConditionParser(tokens);
        parser.setErrorHandler(new ErrorStrategy());
        parser.removeErrorListeners();// w w w  .j av a  2 s. c o m
        lexer.removeErrorListeners();

        try {
            parser.expression();
        } catch (Exception e) {
            Problem problem = new Problem();
            problem.setElementId(rule.getId());
            problem.setTagName("condition");
            problem.setError(EnumErrorType.CONDITION_LEXICAL_ERROR);
            if (e.getCause().toString().contains("NoViableAltException")) {
                Token token = ((NoViableAltException) (e.getCause())).getOffendingToken();
                problem.setDescription(
                        "Lexical error: '" + condition.substring(0, token.getCharPositionInLine()) + " "
                                + condition.substring(token.getCharPositionInLine()) + "'");
            } else if (e instanceof InputMismatchException) {
                problem.setDescription("Input Mismatch Exception");
            } else if (e instanceof FailedPredicateException) {
                problem.setDescription("Failed Predicate Exception");
            } else {
                problem.setDescription("Unknown recognition error! Exception: " + e.getClass().getName());
            }
            problems.add(problem);
        }

    }
    return problems;
}