sync mode on

node_modules/pino/lib/caller.js

@@ -0,0 +1,30 @@
+'use strict'
+
+function noOpPrepareStackTrace (_, stack) {
+  return stack
+}
+
+module.exports = function getCallers () {
+  const originalPrepare = Error.prepareStackTrace
+  Error.prepareStackTrace = noOpPrepareStackTrace
+  const stack = new Error().stack
+  Error.prepareStackTrace = originalPrepare
+
+  if (!Array.isArray(stack)) {
+    return undefined
+  }
+
+  const entries = stack.slice(2)
+
+  const fileNames = []
+
+  for (const entry of entries) {
+    if (!entry) {
+      continue
+    }
+
+    fileNames.push(entry.getFileName())
+  }
+
+  return fileNames
+}