@Override
    public DoubleConstant visitSigned_double_value(@NotNull SiddhiQLParser.Signed_double_valueContext ctx) {

        DoubleConstant doubleConstant = Expression.value(Double.parseDouble(ctx.getText()));
        populateQueryContext(doubleConstant, ctx);
        return doubleConstant;
    }
{@inheritDoc}
<p>The default implementation returns the result of calling
{@link #visitChildren} on {@code ctx}.</p>

@param ctx
modules/siddhi-query-compiler/src/main/java/io/siddhi/query/compiler/internal/SiddhiQLBaseVisitorImpl.java