if [[ $- != *i* ]]; then
  return
fi

###
# Default Environment
###

__set_PATH() {
  local path paths=("$HOME"/bin {/usr{/local,},}/{,s}bin)
  printf -v path %s: "${paths[@]}"
  export PATH=${path%:}
}

__set_ENV() {
  local var

  declare -A env=(
    [EDITOR]=nano
    [PAGER]=less
    [LESSHISTFILE]=-
    [HISTCONTROL]=ignoreboth
  )

  for var in "${!env[@]}"; do
    export "$var"="${env[$var]}"
  done
}

__set_SHOPTS() {
  local shopts=(
    {null,ext,dot}glob globstar cmdhist
    hostcomplete checkwinsize checkhash
  )

  shopt -s "${shopts[@]}"
}

__set_PATH
__set_ENV
__set_SHOPTS

ulimit -c unlimited

###
# Search Path Manager
###

add_path() {
  local path paths path_list=( )
  declare -A uniq_paths
  IFS=: read -ra paths <<< "$PATH"

  for path in "$@" "${paths[@]}"; do
    if [[ ! -v uniq_paths[$path] ]]; then
      uniq_paths[$path]=42
      path_list+=("$path")
    fi
  done

  printf -v path %s: "${path_list[@]}"
  export PATH=${path%:}
}
 
###
# Library loader
###

for dot in ~/bin/dotlib/*.sh; do
  . "$dot"
done