# clean-stack [](https://travis-ci.org/sindresorhus/clean-stack) > Clean up error stack traces Removes the mostly unhelpful internal Node.js entries. Also works in Electron. ## Install ``` $ npm install clean-stack ``` ## Usage ```js const cleanStack = require('clean-stack'); const error = new Error('Missing unicorn'); console.log(error.stack); /* Error: Missing unicorn at Object.<anonymous> (/Users/sindresorhus/dev/clean-stack/unicorn.js:2:15) at Module._compile (module.js:409:26) at Object.Module._extensions..js (module.js:416:10) at Module.load (module.js:343:32) at Function.Module._load (module.js:300:12) at Function.Module.runMain (module.js:441:10) at startup (node.js:139:18) */ console.log(cleanStack(error.stack)); /* Error: Missing unicorn at Object.<anonymous> (/Users/sindresorhus/dev/clean-stack/unicorn.js:2:15) */ ``` ## API ### cleanStack(stack, [options]) #### stack Type: `string` The `stack` property of an `Error`. #### options Type: `Object` ##### pretty Type: `boolean`<br> Default: `false` Prettify the file paths in the stack: `/Users/sindresorhus/dev/clean-stack/unicorn.js:2:15` → `~/dev/clean-stack/unicorn.js:2:15` ## Related - [extrack-stack](https://github.com/sindresorhus/extract-stack) - Extract the actual stack of an error - [stack-utils](https://github.com/tapjs/stack-utils) - Captures and cleans stack traces ## License MIT © [Sindre Sorhus](https://sindresorhus.com)