Simple shell script for installing nvim

nvim-setup

#! /bin/bash
# Simple shell script for install/update nvim
# $ ./nvim-setup
# $ which nvim
# /home/user_name/usr/bin/nvim

# Var
INSTALL_DIR=$HOME/usr
UPDATE=no

# INSTALL / UPDATE
if [ `which nvim` = $HOME/usr/bin/nvim ]; then
  UPDATE=yes
fi

# Prepare
## Destination dir
if [ x${UPDATE} = xno ]; then
  mkdir ${INSTALL_DIR}
fi

## Source code
if [ x${UPDATE} = xno ]; then
  git clone https://github.com/neovim/neovim.git
fi

cd neovim/

if [ x${UPDATE} = xyes ]; then
  git remote update
  git reset --hard origin/master
fi

# Build
make CMAKE_EXTRA_FLAGS="-DCMAKE_INSTALL_PREFIX:PATH=${INSTALL_DIR}"
make install

# Last messages
echo '> Please set PATH'
echo '> PATH=$PATH:${INSTALL_DIR}/bin/nvim'