Chore: destroy worker thread

Build/worker/build-reject-domainset-worker.js

@@ -1,16 +1,15 @@
-const { workerData, move } = require('piscina');
-
+const Piscina = require('piscina');
 // pre check if fullset domain is starts with a "."
 // This avoid calling chatCodeAt repeatedly
 
 // workerData is an array of string. Sort it by length, short first:
-const fullsetDomainStartsWithADot = workerData.filter(domain => (
+const fullsetDomainStartsWithADot = Piscina.workerData.filter(domain => (
   domain.charCodeAt(0) === 46
   && !canExcludeFromDedupe(domain)
 ));
 const totalLen = fullsetDomainStartsWithADot.length;
 
-module.exports = ({ chunk }) => {
+module.exports.dedupe = ({ chunk }) => {
   const chunkLength = chunk.length;
   const outputToBeRemoved = new Int8Array(chunkLength);
 
@@ -61,11 +60,11 @@ module.exports = ({ chunk }) => {
     }
   }
 
-  return move(outputToBeRemoved);
+  return outputToBeRemoved;
 };
 
 // duckdns.org domain will not overlap and doesn't need dedupe
-function canExcludeFromDedupe(domain) {
+function canExcludeFromDedupe (domain) {
   if (domain.length === 23 && domain.endsWith('.duckdns.org')) {
     return true;
   }