sass-lint.sh

#!/bin/bash

VAR_NAME_CHARS="A-Za-z0-9_-"

VARIABLES=$(find "./" -type f -name "CSS*.scss" -exec grep -o "\$[$VAR_NAME_CHARS]*" {} ';' | sort | uniq -u)

HEADLINE=0
for VAR in $VARIABLES
do
  if [ $HEADLINE -eq 0 ]; then
    HEADLINE=1
    echo "Found unused variables in Sass"
    echo ""
  fi
  find "./" -type f -name "*.scss" -exec grep -o "$VAR" -H -n {} ';'
done

if [ $HEADLINE -eq 0 ]; then
  echo "Sass ok"
  exit 0
else
  echo "Sass error"
  exit 1
fi