Three commands for managing your $PATH

zshrc.sh

_remove_from_path(){
  local item="$1"
  cleansed_path=$(echo -n $PATH | tr ':' "\n" | grep -v "^${item}$" | grep -v '^$' | tr "\n" ':')
  export PATH=$cleansed_path
}

_add_to_path(){
  local item="$1"
  export PATH=${item}:$PATH
}

_prepend_to_path(){
  local item="$1"
  _remove_from_path "$item"
  _add_to_path "$item"
}