snippet計算ようのshell

make_snippet.sh

#!/bin/bash

snippet_file='snippet.txt'
window_size=320

# ファイルを空にする
echo -n > ${snippet_file}

for i in {1..40}
do
  vw=`echo "scale=4; 100*$i/$window_size" | bc`
  echo -e "\t'css ${i}vw':" >> ${snippet_file}
  echo -e "\t\t'prefix': '${i}w'" >> ${snippet_file}
  echo -e "\t\t'body': '${vw}vw'" >> ${snippet_file}
done