Created
March 2, 2017 18:15
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#!/bin/sh | |
# | |
# Check for ruby style errors | |
# https://gist.github.com/johnnyji/d1226c9467a51f7d8b39 | |
# Put this in .git/hooks/pre-commit | |
red='\033[0;31m' | |
green='\033[0;32m' | |
yellow='\033[0;33m' | |
NC='\033[0m' | |
if git rev-parse --verify HEAD >/dev/null 2>&1 | |
then | |
against=HEAD | |
else | |
# Initial commit: diff against an empty tree object | |
# Change it to match your initial commit sha | |
against=04583883cf57a67971957e4de28b8a3218d1ccff | |
fi | |
# Check if rubocop is installed for the current project | |
bin/bundle exec rubocop -R -v >/dev/null 2>&1 || { echo >&2 "${red}[Ruby Style][Fatal]: Add rubocop to your Gemfile"; exit 1; } | |
# Get only the staged files | |
FILES="$(git diff --cached --name-only --diff-filter=AMC | grep "\.rb$" | tr '\n' ' ')" | |
echo "${green}[Ruby Style][Info]: Checking Ruby Style${NC}" | |
if [ -n "$FILES" ] | |
then | |
echo "${green}[Ruby Style][Info]: ${FILES}${NC}" | |
if [ ! -f '.rubocop.yml' ]; then | |
echo "${yellow}[Ruby Style][Warning]: No .rubocop.yml config file.${NC}" | |
fi | |
# Run rubocop on the staged files | |
bin/bundle exec rubocop -R ${FILES} | |
if [ $? -ne 0 ]; then | |
echo "${red}[Ruby Style][Error]: ${NC}" | |
fi | |
else | |
echo "${green}[Ruby Style][Info]: No files to check${NC}" | |
fi | |
exit 0 |
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