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@rtsinani

rtsinani/pre-commit

Last active Oct 18, 2017
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What would you like to do?
Run rubocop on `git commit` (add to the `/.git/hooks` folder of your app)
#!/bin/sh
#
# Check for ruby style errors
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=5078b31123qc4a1782b64efcfb5644fb11934f6f
fi
# Check if rubocop is installed for the current project
bin/bundle exec rubocop -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 --force-exclusion ${FILES}
if [ $? -ne 0 ]; then
echo "${red}[Ruby Style][Error]: Fix the issues and commit again${NC}"
exit 1
fi
else
echo "${green}[Ruby Style][Info]: No files to check${NC}"
fi
exit 0
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