Examples with Assign lucee.transformer.bytecode.expression.var.Assign used on opensource projects

Example 1 with Assign

use of lucee.transformer.bytecode.expression.var.Assign in project Lucee by lucee.

the class AbstrCFMLExprTransformer method assignOp.

/**
 * Transfomiert Zuweisungs Operation.
 * <br />
 * EBNF:<br />
 * <code>eqvOp ["=" spaces assignOp];</code>
 * @return CFXD Element
 * @throws TemplateException
 */
protected Expression assignOp(ExprData data) throws TemplateException {
    Expression expr = conditionalOp(data);
    if (data.srcCode.forwardIfCurrent('=')) {
        comments(data);
        if (data.mode == STATIC)
            expr = new DynAssign(expr, assignOp(data));
        else {
            if (expr instanceof Variable) {
                Expression value = assignOp(data);
                expr = new Assign((Variable) expr, value, data.srcCode.getPosition());
            } else if (expr instanceof Null) {
                Variable var = ((Null) expr).toVariable();
                Expression value = assignOp(data);
                expr = new Assign(var, value, data.srcCode.getPosition());
            } else
                throw new TemplateException(data.srcCode, "invalid assignment left-hand side (" + expr.getClass().getName() + ")");
        }
    }
    // patch for test()();  only works at the end of an expression!
    comments(data);
    while (data.srcCode.isCurrent('(')) {
        comments(data);
        Call call = new Call(expr);
        getFunctionMemberAttrs(data, null, false, call, null);
        call.setEnd(data.srcCode.getPosition());
        comments(data);
        expr = call;
    }
    return expr;
}

Example 2 with Assign

use of lucee.transformer.bytecode.expression.var.Assign in project Lucee by lucee.

the class QueryExecute method evaluate.

@Override
public void evaluate(BIF bif, FunctionLibFunction flf) throws EvaluatorException {
    Variable var = bif.getParent();
    if (var != null) {
        Assign ass = var.assign();
        if (ass != null) {
            try {
                String str = VariableString.variableToString(ass.getVariable(), false);
                addArgument(bif, str);
            } catch (TransformerException e) {
                SystemOut.printDate(e);
            }
        }
    }
}

Example 3 with Assign

use of lucee.transformer.bytecode.expression.var.Assign in project Lucee by lucee.

the class AbstrCFMLScriptTransformer method expressionStatement.

/**
 * List mithilfe des data.CFMLExprTransformer einen Ausruck ein.
 * <br />
 * EBNF:<br />
 * <code>expression ";";</code>
 * @param parent
 * @return Ausdruck
 * @throws TemplateException
 */
private Statement expressionStatement(ExprData data, Body parent) throws TemplateException {
    // first we check if we have a access modifier
    int pos = data.srcCode.getPos();
    int access = -1;
    boolean _final = false;
    if (data.context == CTX_CFC || data.context == CTX_STATIC) {
        if (data.srcCode.forwardIfCurrent("final ")) {
            _final = true;
            comments(data);
        }
        if (data.srcCode.forwardIfCurrent("private ")) {
            access = Component.ACCESS_PRIVATE;
            comments(data);
        } else if (data.srcCode.forwardIfCurrent("package ")) {
            access = Component.ACCESS_PACKAGE;
            comments(data);
        } else if (data.srcCode.forwardIfCurrent("public ")) {
            access = Component.ACCESS_PUBLIC;
            comments(data);
        } else if (data.srcCode.forwardIfCurrent("remote ")) {
            access = Component.ACCESS_REMOTE;
            // comments(data);
            throw new TemplateException(data.srcCode, "access modifier [remote] not supported in this context");
        }
        if (!_final && data.srcCode.forwardIfCurrent("final ")) {
            _final = true;
            comments(data);
        }
    }
    Expression expr = expression(data);
    checkSemiColonLineFeed(data, true, true, false);
    // variable declaration (variable in body)
    if (expr instanceof Variable) {
        Variable v = (Variable) expr;
        if (ASMUtil.isOnlyDataMember(v)) {
            expr = new Assign(v, data.srcCode.getDialect() == CFMLEngine.DIALECT_LUCEE || data.config.getFullNullSupport() ? data.factory.createNull() : data.factory.EMPTY(), data.srcCode.getPosition());
        }
    }
    // if a specific access was defined
    if (access > -1 || _final) {
        if (!(expr instanceof Assign)) {
            data.srcCode.setPos(pos);
            throw new TemplateException(data.srcCode, "invalid syntax, access modifier cannot be used in this context");
        }
        if (access > -1) {
            // this is only supported with the Lucee dialect
            // if(data.srcCode.getDialect()==CFMLEngine.DIALECT_CFML)
            // throw new TemplateException(data.srcCode,
            // "invalid syntax, access modifier cannot be used in this context");
            ((Assign) expr).setAccess(access);
        }
        if (_final)
            ((Assign) expr).setModifier(Member.MODIFIER_FINAL);
    }
    if (expr instanceof FunctionAsExpression)
        return ((FunctionAsExpression) expr).getFunction();
    return new ExpressionAsStatement(expr);
}