sync mode on

node_modules/pino-abstract-transport/test/fixtures/worker-pipeline.js

@@ -0,0 +1,15 @@
+'use strict'
+
+const { pipeline, PassThrough } = require('stream')
+
+module.exports = async function ({ targets }) {
+  const streams = await Promise.all(targets.map(async (t) => {
+    const fn = require(t.target)
+    const stream = await fn(t.options)
+    return stream
+  }))
+
+  const stream = new PassThrough()
+  pipeline(stream, ...streams, () => {})
+  return stream
+}