Better error message if system npm is not installed

schultyy / avm

Installs Ruby and node.js on your machine

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Better error message if system npm is not installed #76

Open schultyy opened 8 years ago

schultyy commented 8 years ago

Given the case a user has a system node installed but not npm. When running

$ avm use system

The user gets It appears that there's no node.js preinstalled on this system as error message. This is caused by non existent npm. Here the user needs to get a better error message or avm links to node only.