pre-commit

gistfile1.txt

#!/bin/bash

HAS_STAGED_RUBY_OR_RAKE_FILES=`git diff --name-only --cached | xargs ls -1 2>/dev/null | grep '\.rb\|\.rake$'`

if [ -z "$HAS_STAGED_RUBY_OR_RAKE_FILES" ]; then
  echo -e "No ruby or rake files to lint"
else
  echo -e "[RUBOCOP] --> init"
  FAILS=`bundle exec rubocop | grep 'no offenses detected' -o | awk '{print $1}'`

  if [ "$FAILS" == "no" ]; then
    echo -e "[RUBOCOP] -->  👍 approved."
  else
    echo -e "[RUBOCOP] -->  ✋ You've $FAILS offenses!!!"
    exit 1
  fi
fi

HAS_STAGED_JS_FILES=`git diff --name-only --cached | xargs ls -1 2>/dev/null | grep '\.js\|\.coffee$'`

if [ -z "$HAS_STAGED_JS_FILES" ]; then
  echo -e "No js or coffee files to lint"
else
  echo -e "[YARN LINT] --> init"
  FAILS=`yarn lint | grep '0 errors and 0 warnings' -o | awk '{print $1}'`

  if [ "$FAILS" == "0 errors" ]; then
    echo -e "[YARN LINT] --> 👍 approved."
    exit 0
  else
    echo -e "[YARN LINT] --> ✋ You've got offenses!!!"
    exit 1
  fi
fi

h/t to https://gist.github.com/pcofilada/5f1bdb4a764fdd5d9df099a536280bb1