usage='fgrep        -- file grep\
\
Usage:\
    fgrep <regex> <file>...\
    fgrep -h | --help\
\
Options:\
    -h --help   Show this message.\
    <regex>     Javascript regex.\
'

if ! docopt $usage $*; then exit false; fi

for i in $file; do
    cat $i | grep $regex | jf '"'$i': " + x'
done
