krunch

#!/bin/sh

# if there is no directory called ~/.krunch
if [ ! -d ~/.krunch ]
then
    # make it
    mkdir ~/.krunch
fi

# if -r flag was passed as first argument
if [ $1 = '-r' ]
then
    # assign $replace to true
    replace='true'
    # drop first argument
    shift
fi
# assign krunch_ns to first argument
krunch_ns=$1

bench=~/.krunch/bench
# Send an INPUT comment to the bench, erase whatever was there before.
echo ';; KRUNCH REPL INPUT =>>\n' > $bench
{
# if $krunch_ns is assigned
if [ ! -z ${krunch_ns} ]
    then echo '(ns '$krunch_ns')' | tee -a $bench
fi
# print stdin, filter out leading and trailing newlines, send a copy to the bench
cat - | sed -e :a -e '/./,$!d;/^\n*$/{$d;N;};/\n$/ba' | tee -a $bench
# cat - | tee -a $bench
# Send an OUTPUT comment to the bench
echo '\n;; KRUNCH REPL OUTPUT =>>\n' >> $bench

# pipe the whole thing into grenchman
} | grench | tee -a $bench

# add contents of current bench to history
cat $bench >> ~/.krunch/history