Bash function to npm link packages using symbolic links w/ absolute paths

nvm_link_abs.sh

# HOWTO: paste the contents of this file into your ~/.bash_profile or ~/.bashrc file

nvm_link_abs() {
  # usage: nvm_link_abs <package_name>
  if [ ! -d node_modules ]; then
    echo "nvm_link_abs: you must be within your project's base directory for this script to work!"
    return 1
  fi
  npm link "$1"
  local temp_link_target="$(readlink "node_modules/$1")"
  if [ "/" == "${temp_link_target:0:1}" ]; then
    # symbolic link target is already an absolute path
    return 0
  else
    # symbolic link target is a relative path
    local temp_link_dirname="$(dirname "$temp_link_target")"
    local temp_path_abs="$(cd "node_modules/${temp_link_dirname##*node_modules/}/$temp_link_target" && pwd)"
    rm "node_modules/$1"
    ln -s "$temp_path_abs" "node_modules/$1"
  fi
}

LICENSE

Copyright (c) 2016, Matt Lubner <matt@mattlubner.com>

The "ISC" license:

Permission to use, copy, modify, and/or distribute this software for any purpose with or without fee is hereby granted, provided that the above copyright notice and this permission notice appear in all copies.
THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.