Pre commit hook - eslint

pre-commit

STAGED_FILES=$(git diff --cached --name-only --diff-filter=ACM | grep ".jsx\{0,1\}$")
ESLINT="$(git rev-parse --show-toplevel)/node_modules/.bin/eslint"

if [[ "$STAGED_FILES" = "" ]]; then
  exit 0
fi


if [ `git rev-parse --abbrev-ref HEAD` == "dev" ]; then
   

  PASS=true

  echo "\nValidating Javascript:\n"

  # Check for eslint
  if [[ ! -x "$ESLINT" ]]; then
    echo "\t\033[41mPlease install ESlint\033[0m (npm i --save-dev eslint)"
    exit 1
  fi

  for FILE in $STAGED_FILES
  do
    "$ESLINT" "$FILE" "--max-warnings" "0"

    if [[ "$?" == 0 ]]; then
      echo "\t\033[32mESLint Passed: $FILE\033[0m"
    else
      echo "\t\033[41mESLint Failed: $FILE\033[0m"
      PASS=false
    fi
  done

  echo "\nJavascript validation completed!\n"

  if ! $PASS; then
    echo "\033[41mCOMMIT FAILED:\033[0m Your commit contains files that should pass ESLint but do not. Please fix the ESLint errors and try again.\n"
    exit 1
  else
    echo "\033[42mCOMMIT SUCCEEDED\033[0m\n"
  fi

fi



exit $?