Description of problem:
npm fails to install any packages. Reinstallation of npm and nodejs do not fix the problem.

Version-Release number of selected component (if applicable):
Version      : 6.1.0
Release      : 1.10.5.0.1.fc29

How reproducible:
Always (on my system)

Steps to Reproduce:
1. sudo dnf install npm
2. npm i gitbook -g
3.

Actual results:
internal/modules/cjs/loader.js:596
    throw err;
    ^

Error: Cannot find module 'are-we-there-yet'
    at Function.Module._resolveFilename (internal/modules/cjs/loader.js:594:15)
    at Function.Module._load (internal/modules/cjs/loader.js:520:25)
    at Module.require (internal/modules/cjs/loader.js:650:17)
    at require (internal/modules/cjs/helpers.js:20:18)
    at Object.<anonymous> (/usr/lib/node/.bundled/npm/npmlog/log.js:2:16)
    at Module._compile (internal/modules/cjs/loader.js:702:30)
    at Object.Module._extensions..js (internal/modules/cjs/loader.js:713:10)
    at Module.load (internal/modules/cjs/loader.js:612:32)
    at tryModuleLoad (internal/modules/cjs/loader.js:551:12)
    at Function.Module._load (internal/modules/cjs/loader.js:543:3)

Expected results:
Successful installation

Additional info:
The module "are-we-there-yet" exists on my system in /usr/lib/node_modules/npm/node_modules. I've tried adding this directory to my PATH and I get the same result trying to use npm.