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backend/node_modules/thread-stream/test/emit-event.js

@@ -0,0 +1,22 @@
+'use strict'
+
+const { Writable } = require('stream')
+const parentPort = require('worker_threads').parentPort
+
+async function run () {
+  return new Writable({
+    autoDestroy: true,
+    write (chunk, enc, cb) {
+      if (parentPort) {
+        parentPort.postMessage({
+          code: 'EVENT',
+          name: 'socketError',
+          args: ['list', 'of', 'args', 123, new Error('unable to write data to the TCP socket')]
+        })
+      }
+      cb()
+    }
+  })
+}
+
+module.exports = run