uber/npm-shrinkwrap — pull request #53 by Raynos (2014-11-10 21:29:55+00:00)
Title: moved all errors into single file for easier analysis

I wanted to change the error semantics of one of the
errors but it was hard to find them as they
were spread out over files.

I put all the errors in a single file so that
reasoning about the error semantics of this
package is easier.

cc @kriskowal @sh1mmer