https://aur.archlinux.org/packages/neovim-symlinks for non-archlinux system

neovim-symlinks.sh

#!/bin/sh

set -e

has_command() {
  local _command=$1

  type -P "$_command" > /dev/null 2>&1
}

make_vim() {
  cat <<- "EOF"
#!/bin/sh
exec nvim "$@"
EOF
}

make_ex() {
  cat <<- "EOF"
#!/bin/sh
exec nvim -e "$@"
EOF
}

make_view() {
  cat <<- "EOF"
#!/bin/sh
exec nvim -R "$@"
EOF
}

make_vimdiff() {
  cat <<- "EOF"
#!/bin/sh
exec nvim -d "$@"
EOF
}

create_script() {
  local _cmd="$1"
  local _func="$2"

  local _path="/usr/local/bin/$_cmd"

  echo -n "info: installing $_path ... "
  rm -f "$_path"
  "$_func" > "$_path"
  chmod 0755 "$_path"
  echo "ok"
}

if ! has_command nvim; then
  echo "fatal: nvim is not installed, exit" >&2
  exit 1
fi

for i in edit vedit vi vim; do
  create_script "$i" make_vim
done

create_script ex make_ex
create_script view make_view
create_script vimdiff make_vimdiff