decaf.sh

# DeCoffeeScript script

if [[ -z "$1" ]] ; then
  echo 'decaf error: pass a basename'
  exit 1
fi

coffee_file=$1.coffee
js_file=$1.js

coffee -c $coffee_file
mv $coffee_file _$coffee_file                      # keep around for reference

sed -i '' 's/  /    /g' ${js_file}                 # 2 spaces to 4
sed -i '' 's/^    //g' ${js_file}                  # remove first indent
sed -i '' 's/: function(/(/g' ${js_file}           # method syntax
sed -i '' 's/function(/function (/g' ${js_file}    # keyword spacing
sed -i '' '/ var /d' ${js_file}                    # remove var declarations
sed -i '' '/^var /d' ${js_file}                    # remove var declarations

# remove the iife
sed -i '' '1,2d' ${js_file}
sed -i '' '$d' ${js_file}
sed -i '' '$d' ${js_file}

git add $coffee_file
git add $js_file