Examples with HalfBinaryExpr org.drools.mvel.parser.ast.expr.HalfBinaryExpr used on opensource projects

Example 16 with HalfBinaryExpr

use of org.drools.mvel.parser.ast.expr.HalfBinaryExpr in project drools by kiegroup.

the class AstUtils method transformHalfBinaryArg.

private static Expression transformHalfBinaryArg(TokenRange tokenRange, Expression scope, Expression name, Expression expr, boolean nullSafe) {
    if (expr instanceof HalfBinaryExpr) {
        Expression left = scope == null ? name : (nullSafe ? new NullSafeFieldAccessExpr(scope, null, name.asNameExpr().getName()) : new FieldAccessExpr(scope, null, name.asNameExpr().getName()));
        return new BinaryExpr(tokenRange, left, ((HalfBinaryExpr) expr).getRight(), ((HalfBinaryExpr) expr).getOperator().toBinaryExprOperator());
    }
    if (expr instanceof EnclosedExpr) {
        return transformHalfBinaryArg(tokenRange, scope, name, ((EnclosedExpr) expr).getInner(), nullSafe);
    }
    if (expr instanceof BinaryExpr) {
        BinaryExpr binary = (BinaryExpr) expr;
        Expression rewrittenLeft = transformHalfBinaryArg(tokenRange, scope, name, binary.getLeft(), nullSafe);
        Expression rewrittenRight = binary.getRight() instanceof HalfBinaryExpr && !(binary.getLeft() instanceof EnclosedExpr) ? binary.getRight() : transformHalfBinaryArg(tokenRange, scope, name, binary.getRight(), nullSafe);
        rewrittenRight.setParentNode(rewrittenLeft);
        return new BinaryExpr(tokenRange, rewrittenLeft, rewrittenRight, binary.getOperator());
    }
    throw new IllegalStateException();
}

Example 17 with HalfBinaryExpr

use of org.drools.mvel.parser.ast.expr.HalfBinaryExpr in project drools by kiegroup.

the class DrlxParseUtil method trasformHalfBinaryToBinary.

public static Expression trasformHalfBinaryToBinary(Expression drlxExpr) {
    final Optional<Node> parent = drlxExpr.getParentNode();
    if (drlxExpr instanceof HalfBinaryExpr && parent.isPresent()) {
        HalfBinaryExpr halfBinaryExpr = (HalfBinaryExpr) drlxExpr;
        Expression parentLeft = findLeftLeafOfNameExprTraversingParent(halfBinaryExpr);
        Operator operator = toBinaryExprOperator(halfBinaryExpr.getOperator());
        return new BinaryExpr(parentLeft, halfBinaryExpr.getRight(), operator);
    }
    return drlxExpr;
}