Examples with Position lucee.transformer.Position used on opensource projects

Example 1 with Position

use of lucee.transformer.Position in project Lucee by lucee.

the class AbstrCFMLExprTransformer method dynamic.

/**
 * Liest den folgenden idetifier ein und prueft ob dieser ein boolscher Wert ist.
 * Im Gegensatz zu CFMX wird auch "yes" und "no" als bolscher <wert akzeptiert,
 * was bei CFMX nur beim Umwandeln einer Zeichenkette zu einem boolschen Wert der Fall ist.<br />
 * Wenn es sich um keinen bolschen Wert handelt wird der folgende Wert eingelesen mit seiner ganzen Hirarchie.
 * <br />
 * EBNF:<br />
 * <code>"true" | "false" | "yes" | "no" | startElement {("." identifier | "[" structElement "]" )[function] };</code>
 * @return CFXD Element
 * @throws TemplateException
 */
private Expression dynamic(ExprData data) throws TemplateException {
    // Die Implementation weicht ein wenig von der Grammatik ab,
    // aber nicht in der Logik sondern rein wie es umgesetzt wurde.
    // get First Element of the Variable
    Position line = data.srcCode.getPosition();
    Identifier id = identifier(data, false, true);
    if (id == null) {
        if (!data.srcCode.forwardIfCurrent('('))
            return null;
        comments(data);
        Expression expr = assignOp(data);
        if (!data.srcCode.forwardIfCurrent(')'))
            throw new TemplateException(data.srcCode, "Invalid Syntax Closing [)] not found");
        comments(data);
        // subDynamic(expr);
        return expr;
    }
    Variable var;
    comments(data);
    // Boolean constant
    if (id.getString().equalsIgnoreCase("TRUE")) {
        // || name.equals("YES"))	{
        comments(data);
        return id.getFactory().createLitBoolean(true, line, data.srcCode.getPosition());
    } else if (id.getString().equalsIgnoreCase("FALSE")) {
        // || name.equals("NO"))	{
        comments(data);
        return id.getFactory().createLitBoolean(false, line, data.srcCode.getPosition());
    } else if ((data.srcCode.getDialect() != CFMLEngine.DIALECT_CFML || data.config.getFullNullSupport()) && id.getString().equalsIgnoreCase("NULL")) {
        comments(data);
        return id.getFactory().createNull(line, data.srcCode.getPosition());
    }
    // Extract Scope from the Variable
    var = startElement(data, id, line);
    var.setStart(line);
    var.setEnd(data.srcCode.getPosition());
    return var;
}

Example 2 with Position

use of lucee.transformer.Position in project Lucee by lucee.

the class ExpressionUtil method writeOutSilent.

/**
 * write out expression without LNT
 * @param value
 * @param bc
 * @param mode
 * @throws TransformerException
 */
public static void writeOutSilent(Expression value, BytecodeContext bc, int mode) throws TransformerException {
    Position start = value.getStart();
    Position end = value.getEnd();
    value.setStart(null);
    value.setEnd(null);
    value.writeOut(bc, mode);
    value.setStart(start);
    value.setEnd(end);
}

Example 3 with Position

use of lucee.transformer.Position in project Lucee by lucee.

the class AbstrCFMLExprTransformer method number.

/**
 * Transfomiert einen numerische Wert.
 * Die Laenge des numerischen Wertes interessiert nicht zu uebersetzungszeit,
 * ein "Overflow" fuehrt zu einem Laufzeitfehler.
 * Da die zu erstellende CFXD, bzw. dieser Transfomer, keine Vorwegnahme des Laufzeitsystems vornimmt.
 * <br />
 * EBNF:<br />
 * <code>["+"|"-"] digit {digit} {"." digit {digit}};</code>
 * @return CFXD Element
 * @throws TemplateException
 */
private LitDouble number(ExprData data) throws TemplateException {
    // check first character is a number literal representation
    if (!(data.srcCode.isCurrentBetween('0', '9') || data.srcCode.isCurrent('.')))
        return null;
    Position line = data.srcCode.getPosition();
    StringBuffer rtn = new StringBuffer();
    // get digit on the left site of the dot
    if (data.srcCode.isCurrent('.'))
        rtn.append('0');
    else
        rtn.append(digit(data));
    // read dot if exist
    if (data.srcCode.forwardIfCurrent('.')) {
        rtn.append('.');
        String rightSite = digit(data);
        if (rightSite.length() > 0 && data.srcCode.forwardIfCurrent('e')) {
            Boolean expOp = null;
            if (data.srcCode.forwardIfCurrent('+'))
                expOp = Boolean.TRUE;
            else if (data.srcCode.forwardIfCurrent('-'))
                expOp = Boolean.FALSE;
            if (data.srcCode.isCurrentBetween('0', '9')) {
                if (expOp == Boolean.FALSE)
                    rightSite += "e-";
                else if (expOp == Boolean.TRUE)
                    rightSite += "e+";
                else
                    rightSite += "e";
                rightSite += digit(data);
            } else {
                if (expOp != null)
                    data.srcCode.previous();
                data.srcCode.previous();
            }
        }
        // read right side of the dot
        if (rightSite.length() == 0)
            // throw new TemplateException(cfml, "Number can't end with [.]"); // DIFF 23
            rightSite = "0";
        rtn.append(rightSite);
    } else // scientific notation
    if (data.srcCode.forwardIfCurrent('e')) {
        Boolean expOp = null;
        if (data.srcCode.forwardIfCurrent('+'))
            expOp = Boolean.TRUE;
        else if (data.srcCode.forwardIfCurrent('-'))
            expOp = Boolean.FALSE;
        if (data.srcCode.isCurrentBetween('0', '9')) {
            String rightSite = "e";
            if (expOp == Boolean.FALSE)
                rightSite += "-";
            else if (expOp == Boolean.TRUE)
                rightSite += "+";
            rightSite += digit(data);
            rtn.append(rightSite);
        } else {
            if (expOp != null)
                data.srcCode.previous();
            data.srcCode.previous();
        }
    }
    comments(data);
    try {
        return data.factory.createLitDouble(Caster.toDoubleValue(rtn.toString()), line, data.srcCode.getPosition());
    } catch (CasterException e) {
        throw new TemplateException(data.srcCode, e.getMessage());
    }
}

Example 4 with Position

use of lucee.transformer.Position in project Lucee by lucee.

the class AbstrCFMLExprTransformer method simple.

/**
 * @param data
 * @return parsed Element
 * @throws TemplateException
 */
private Expression simple(ExprData data, String[] breakConditions) throws TemplateException {
    StringBuffer sb = new StringBuffer();
    Position line = data.srcCode.getPosition();
    outer: while (data.srcCode.isValidIndex()) {
        for (int i = 0; i < breakConditions.length; i++) {
            if (data.srcCode.isCurrent(breakConditions[i]))
                break outer;
        }
        if (data.srcCode.isCurrent('"') || data.srcCode.isCurrent('#') || data.srcCode.isCurrent('\'')) {
            throw new TemplateException(data.srcCode, "simple attribute value can't contain [" + data.srcCode.getCurrent() + "]");
        }
        sb.append(data.srcCode.getCurrent());
        data.srcCode.next();
    }
    comments(data);
    return data.factory.createLitString(sb.toString(), line, data.srcCode.getPosition());
}

Example 5 with Position

use of lucee.transformer.Position in project Lucee by lucee.

the class AbstrCFMLExprTransformer method json.

protected Expression json(ExprData data, FunctionLibFunction flf, char start, char end) throws TemplateException {
    if (!data.srcCode.forwardIfCurrent(start))
        return null;
    Position line = data.srcCode.getPosition();
    data.srcCode.removeSpace();
    // [:|=]
    if (data.srcCode.forwardIfCurrent(':', ']') || data.srcCode.forwardIfCurrent('=', ']')) {
        flf = flf.getFunctionLib().getFunction("_literalOrderedStruct");
        BIF bif = new BIF(data.factory, data.settings, flf);
        bif.setArgType(flf.getArgType());
        try {
            bif.setClassDefinition(flf.getFunctionClassDefinition());
        } catch (Throwable t) {
            ExceptionUtil.rethrowIfNecessary(t);
            throw new PageRuntimeException(t);
        }
        bif.setReturnType(flf.getReturnTypeAsString());
        data.ep.add(flf, bif, data.srcCode);
        Variable var = data.factory.createVariable(line, data.srcCode.getPosition());
        var.addMember(bif);
        return var;
    }
    BIF bif = new BIF(data.factory, data.settings, flf);
    bif.setArgType(flf.getArgType());
    try {
        bif.setClassDefinition(flf.getFunctionClassDefinition());
    } catch (Throwable t) {
        ExceptionUtil.rethrowIfNecessary(t);
        throw new PageRuntimeException(t);
    }
    bif.setReturnType(flf.getReturnTypeAsString());
    do {
        comments(data);
        if (data.srcCode.isCurrent(end))
            break;
        bif.addArgument(functionArgument(data, data.settings.dotNotationUpper));
        comments(data);
    } while (data.srcCode.forwardIfCurrent(','));
    comments(data);
    if (!data.srcCode.forwardIfCurrent(end))
        throw new TemplateException(data.srcCode, "Invalid Syntax Closing [" + end + "] not found");
    comments(data);
    if (flf.hasTteClass()) {
        FunctionLibFunction tmp = flf.getEvaluator().pre(bif, flf);
        if (tmp != null && tmp != flf) {
            bif.setFlf(flf = tmp);
            bif.setArgType(flf.getArgType());
            try {
                bif.setClassDefinition(flf.getFunctionClassDefinition());
            } catch (Throwable t) {
                ExceptionUtil.rethrowIfNecessary(t);
                throw new PageRuntimeException(t);
            }
            bif.setReturnType(flf.getReturnTypeAsString());
        }
    }
    data.ep.add(flf, bif, data.srcCode);
    Variable var = data.factory.createVariable(line, data.srcCode.getPosition());
    var.addMember(bif);
    return var;
}