How to handle uninstall, remove, purge of an installed asset?

[pirafrank]

Prerequisites

• Concepts

Problem

User should be able, after install-ing some binary from a slug to either:

• unlink it from bin dir but keep installation in data for that version in use
• remove the version in use
• purge all versions for that slug

note: each step should also performs the previous ones.

Solutions

Option 1

• unlink COMMAND, remove symlink to a binary installed in poof's bin dir
• uninstall USER/REPO, delete the current version in use of a slug from installed dir (if no version is provided), and delete the symlink to it
• uninstall USER/REPO VERSION, delete a given VERSION of a slug from installed dir, and delete the symlink to it
• uninstall USER/REPO --all, remove all installed binaries for a given slug, and delete any symlink to one of its versions

Option 2

• unlink COMMAND, remove symlink to a binary installed in poof's bin dir
• remove USER/REPO, delete the current version in use of a slug from installed dir (if no version is provided), and delete the symlink to it
• remove USER/REPO VERSION, delete the given VERSION of a slug from installed dir, and delete the symlink to it
• purge USER/REPO, remove all installed binaries for a given slug, and delete any symlink to one of its versions

Option 3

• uninstall USER/REPO, remove symlink(s) to a binary installed in poof's bin dir
• remove USER/REPO, delete the current version in use of a slug from installed dir, and delete the symlink to it
• remove USER/REPO VERSION, delete the given VERSION of a slug from installed dir, and delete the symlink to it
• purge USER/REPO, remove all installed binaries for a given slug, and delete any symlink to one of its versions