Replace stackback with internal implementation (#80)

Signed-off-by: Jon Koops <[email protected]>

.github/workflows/publish.yml

@@ -18,9 +18,6 @@ jobs:
           node-version: 20
           registry-url: https://registry.npmjs.org
 
-      - name: Install dependencies
-        run: npm ci
-
       - name: Publish to NPM
         run: npm publish --provenance --access public
         env:

.gitignore

@@ -1,61 +1,2 @@
-# Logs
-logs
-*.log
-npm-debug.log*
-yarn-debug.log*
-yarn-error.log*
-
-# Runtime data
-pids
-*.pid
-*.seed
-*.pid.lock
-
-# Directory for instrumented libs generated by jscoverage/JSCover
-lib-cov
-
-# Coverage directory used by tools like istanbul
-coverage
-
-# nyc test coverage
-.nyc_output
-
-# Grunt intermediate storage (http://gruntjs.com/creating-plugins#storing-task-files)
-.grunt
-
-# Bower dependency directory (https://bower.io/)
-bower_components
-
-# node-waf configuration
-.lock-wscript
-
-# Compiled binary addons (https://nodejs.org/api/addons.html)
-build/Release
-
-# Dependency directories
 node_modules/
-jspm_packages/
-
-# Typescript v1 declaration files
-typings/
-
-# Optional npm cache directory
-.npm
-
-# Optional eslint cache
-.eslintcache
-
-# Optional REPL history
-.node_repl_history
-
-# Output of 'npm pack'
-*.tgz
-
-# Yarn Integrity file
-.yarn-integrity
-
-# dotenv environment variables file
-.env
-
-# next.js build output
-.next
+package-lock.json

index.js

@@ -2,7 +2,6 @@ import { createHook } from 'node:async_hooks'
 import { readFileSync } from 'node:fs'
 import { relative } from 'node:path'
 import { fileURLToPath } from 'node:url'
-import stackback from 'stackback'
 
 const IGNORED_TYPES = [
   'TIMERWRAP',
@@ -18,9 +17,13 @@ const hook = createHook({
       return
     }
 
-    const stacks = stackback(new Error()).slice(1)
+    const stacks = captureStackTraces().slice(1)
 
-    asyncResources.set(asyncId, { type, stacks, resource })
+    asyncResources.set(asyncId, {
+      type,
+      resource,
+      stacks
+    })
   },
   destroy (asyncId) {
     asyncResources.delete(asyncId)
@@ -85,3 +88,17 @@ function formatFilePath (filePath) {
 function normalizeFilePath (filePath) {
   return filePath.startsWith('file://') ? fileURLToPath(filePath) : filePath
 }
+
+// See: https://v8.dev/docs/stack-trace-api
+function captureStackTraces () {
+  const target = {}
+  const original = Error.prepareStackTrace
+
+  Error.prepareStackTrace = (error, stackTraces) => stackTraces
+  Error.captureStackTrace(target, captureStackTraces)
+
+  const capturedTraces = target.stack
+  Error.prepareStackTrace = original
+
+  return capturedTraces
+}

package.json

@@ -16,9 +16,6 @@
     "index.d.ts",
     "index.js"
   ],
-  "dependencies": {
-    "stackback": "0.0.2"
-  },
   "bin": {
     "why-is-node-running": "cli.js"
   },