Checks eslint errors/warnings in pre-commit hook. Disable commit if errors found

pre-commit-hook.sh

# !/bin/sh

files=$(git diff --cached --name-only --diff-filter=ACM | grep -E "(.js|.vue)$")
if [ "$files" == "" ]; then
  exit 0
fi

lintfiles=""
errors="false"


for file in ${files}; do
  if [[ $file != *".eslintrc.js"* ]]; then
    ./node_modules/.bin/eslint --max-warnings 0 $file

    if [[ $? -ne 0 ]]; then
      lintfiles+="\n$file"
      errors="true"
    fi
  fi

done

if [ "$errors" == "true" ]; then
  echo "\n\033[41m COMMIT FAILED: \033[0m Your commit contains lint errors and/or warnings. Fix it before push"
  exit 1
fi

exit 0