find files in app or lib which don't have matching specs in spec/

gistfile1.txt

#!/usr/bin/env bash
TOTAL=0
MISSING=0

for file in $(find lib app -name "*.rb"); do
  BASE=$(dirname $file | sed s/app\\///); # no app folder in spec dir
  SPEC="spec/$BASE/$(basename $file .rb)_spec.rb"

  if [ ! -f "$SPEC" ]; then
    echo -ne "$(tput setaf 1)"
    let MISSING=MISSING+1
  else
    echo -n "$(tput setaf 2)"
  fi
  echo "⬢ $(tput sgr0)$SPEC"

  let TOTAL=TOTAL+1
done

echo "Missing $MISSING/$TOTAL files checked."