Git Hooks

check.sh

#!/usr/bin/env bash
# MIT © Sindre Sorhus - sindresorhus.com

# git hook to run a command after `git pull` if a specified file was changed
# Run `chmod +x post-merge` to make it executable then put it into `.git/hooks/`.

changed_files="$(git diff-tree -r --name-only --no-commit-id ORIG_HEAD HEAD)"

check_run() {
	echo "$changed_files" | grep --quiet "$1" && eval "$2"
}

# Example usage
# In this example it's used to run `npm install` if package.json changed and `bower install` if `bower.json` changed.
check_run package.json "npm install"

eslint.sh

#!/bin/bash

# use eslint set from environment, otherwise use default
ESLINT=${ESLINT:-"node_modules/eslint/bin/eslint.js"}

if [ ! -f "$ESLINT" ]; then
    exit 0
fi

files=$(git diff --diff-filter=ACMRT --cached --name-only | grep '\.jsx\|\.js\?$')

# Prevent ESLint help message if no files matched
if [[ $files = "" ]] ; then
 exit 0
fi

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

if [[ $failed != 0 ]] ; then
  echo "ESLint check failed, commit denied"
  exit $failed
fi

post-merge

#!/bin/sh

.git/hooks/check.sh

pre-commit

#!/bin/sh

.git/hooks/eslint.sh