else if (!matchDefaultValue(def2, def)) 
        throw TypeError(format("cannot auto-call a function that has an argument without a default value (`%1%')")
            % aterm2String(name));

        tryJobAlts(state, doc, argsUsed, argsLeft, attrPath, fun, ATgetNext(formals), actualArgs);

        throw TypeError(format("job `%1%' requires an argument named `%2%'")
            % attrPath % aterm2String(name));

                ? parseExprFromString(state, value, absPath("."))

                ? evalExpr(state, parseExprFromString(state, value, absPath(".")))