preCommitChecks.sh

#!/bin/bash
cd "$(git rev-parse --show-toplevel)"
ESLINT="node_modules/.bin/eslint"
pwd

if [[ ! -x "$ESLINT" ]]; then
  printf "\t\033[41mPlease install ESlint\033[0m (npm install eslint)\n"
  exit 1
fi

STAGED_FILES=($(git diff --cached --name-only --diff-filter=ACM | grep ".jsx\{0,1\}$"))

echo "ESLint'ing ${#STAGED_FILES[@]} files"

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

testFailed=0
lintFailed=0
for file in ${STAGED_FILES}; do
  git show :$file | $ESLINT --stdin --stdin-filename "$file"
  if [[ $? != 0 ]] ; then
    lintFailed=1
  fi
done;

# Re-add files since they may have been fixed
# git add "${STAGED_FILES[@]}"

if [[ $lintFailed == 0 ]]; then
  printf "\n\033[42mJsLint Successfull\033[0m\n"
else
  printf "\n\033[41mCOMMIT FAILED:\033[0m Fix eslint errors and try again\n"
  exit 1
fi

if [[ $testFailed == 0 ]]; then
  printf "\n\033[42mCOMMIT SUCCEEDED\033[0m\n"
  exit 0
else
  printf "\n\033[41mCOMMIT FAILED:\033[0m Fix and try again\n"
  exit 1
fi
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