Examples with AExpression org.elasticsearch.painless.node.AExpression used on opensource projects

Example 16 with AExpression

use of org.elasticsearch.painless.node.AExpression in project elasticsearch by elastic.

the class Walker method visitPost.

@Override
public ANode visitPost(PostContext ctx) {
    AExpression expression = (AExpression) visit(ctx.chain());
    final Operation operation;
    if (ctx.INCR() != null) {
        operation = Operation.INCR;
    } else if (ctx.DECR() != null) {
        operation = Operation.DECR;
    } else {
        throw location(ctx).createError(new IllegalStateException("Illegal tree structure."));
    }
    return new EAssignment(location(ctx), expression, null, false, true, operation);
}

Example 17 with AExpression

use of org.elasticsearch.painless.node.AExpression in project elasticsearch by elastic.

the class Walker method visitCast.

@Override
public ANode visitCast(CastContext ctx) {
    String type = ctx.decltype().getText();
    AExpression child = (AExpression) visit(ctx.unary());
    return new EExplicit(location(ctx), type, child);
}

Example 18 with AExpression

use of org.elasticsearch.painless.node.AExpression in project elasticsearch by elastic.

the class Walker method visitNewinitializedarray.

@Override
public ANode visitNewinitializedarray(NewinitializedarrayContext ctx) {
    String type = ctx.TYPE().getText();
    List<AExpression> expressions = new ArrayList<>();
    for (ExpressionContext expression : ctx.expression()) {
        expressions.add((AExpression) visit(expression));
    }
    return buildPostfixChain(new ENewArray(location(ctx), type, expressions, true), null, ctx.postfix());
}

Example 19 with AExpression

use of org.elasticsearch.painless.node.AExpression in project elasticsearch by elastic.

the class Walker method visitWhile.

@Override
public ANode visitWhile(WhileContext ctx) {
    reserved.peek().setMaxLoopCounter(settings.getMaxLoopCounter());
    AExpression expression = (AExpression) visit(ctx.expression());
    if (ctx.trailer() != null) {
        SBlock block = (SBlock) visit(ctx.trailer());
        return new SWhile(location(ctx), expression, block);
    } else if (ctx.empty() != null) {
        return new SWhile(location(ctx), expression, null);
    } else {
        throw location(ctx).createError(new IllegalStateException("Illegal tree structure."));
    }
}

Example 20 with AExpression

use of org.elasticsearch.painless.node.AExpression in project elasticsearch by elastic.

the class Walker method visitElvis.

@Override
public ANode visitElvis(ElvisContext ctx) {
    AExpression left = (AExpression) visit(ctx.expression(0));
    AExpression right = (AExpression) visit(ctx.expression(1));
    return new EElvis(location(ctx), left, right);
}