installer

#!/bin/bash
# Installs ni into your ~/bin directory.
set -euo pipefail

if [[ -e ~/bin/ni ]]; then
  echo 'ni appears to already be installed in ~/bin. If you want to reinstall,'
  echo 'you can either run "ni --upgrade" to download the latest or you can'
  echo 'remove your existing ni and rerun this script.'
  exit 1
fi

mkdir -p ~/bin
curl -sSL https://github.com/spencertipping/ni/blob/master/ni?raw=true > ~/bin/ni
chmod +x ~/bin/ni

if !(( $(~/bin/ni 1p'$ENV{PATH}' F:: pF_ riA[ i"${HOME%/}/bin" ] wcl) )); then
  # ~/bin isn't on our path; let's append a line to ~/.profile
  echo 'export PATH="$PATH:$HOME/bin"' >> ~/.profile

  echo "ni is now installed from branch master, version `~/bin/ni --version`."
  echo "~/bin was added to your path by adding an export to ~/.profile, so"
  echo "you'll need to start a new shell before you can run ni."
else
  echo "ni is now installed from branch master, version `~/bin/ni --version`."
fi