tree a17c74291060f1ae33389a8af58559e661112d9d
parent 4cfe62d3d1ded585598c246d2df45567c96037c9
author Jordan Harband <ljharb@gmail.com> 1405180700 -0700
committer Jordan Harband <ljharb@gmail.com> 1405188162 -0700

Use [0-9] instead of [[:digit:]] per https://github.com/creationix/nvm/pull/466#discussion_r14853668 - it's simpler (and probably more portable).