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henrytill/nix-check-channels

Last active November 10, 2015 21:10
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nix-check-channels
#! /usr/bin/env bash
channels=${1:-nixos-15.09-small nixos-15.09 nixos-unstable-small nixos-unstable nixpkgs-unstable}
site=${2:-https://nixos.org/channels}
getChannelVersion () {
basename $(curl -ILs -w %{url_effective} -o /dev/null $1) | cut -d - -f 2
}
for name in ${channels[@]}
do
printf '%-24s %s\n' $name $(getChannelVersion $site/$name)
done
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