private Variable functionResult = new NodeVariable("");
public CallProcessor(CallDef callDef, ScraperConfiguration configuration, Scraper scraper) {
super(callDef);
CallProcessor runningFunction = scraper.getRunningFunction();
ScraperContext callerContext =
runningFunction == null ? scraper.getContext() : runningFunction.getFunctionContext();
this.functionContext = new ScraperContext(scraper, callerContext);
this.scriptEngine = configuration.createScriptEngine(functionContext);
this.callDef = callDef;
}