q.sh/q-bookmarks

#!/bin/sh

ENV_cat=cat
ENV_awk=awk
ENV_xdg_open=xdg-open

if [[ -z "$@" ]]; then
    echo "^b .*$"
elif [[ "$1" == "--hint" ]]; then
    shift
    if [[ -f ~/.bookmarks.txt ]]; then
        $ENV_cat ~/.bookmarks.txt | $ENV_awk '{print $1 " b " $2}'
    fi
elif [[ "$1" == "--complete" ]]; then
    shift
    if [[ -f ~/.bookmarks.txt ]]; then
        $ENV_cat ~/.bookmarks.txt | $ENV_awk '{print $1 " b " $2}'
    fi
elif [[ "$1" == "--preview" ]]; then
    shift
    echo "$1"
elif [[ "$1" == "--run" ]]; then
    shift
    $ENV_xdg_open "$1"
else
    echo "Unexpected arguments: $@"
fi