Pre-commit hook to run Rubocop on changed files since fork from master

pre-commit

#!/bin/sh

# Install with:
# curl http://git.io/vEN3k > .git/hooks/pre-commit

# Fail if any command is non-zero
set -e

# Redirect output to stderr.
exec 1>&2

# Commit where we forked from master
alias gmbm='git merge-base HEAD origin/master'

# Git files new/modified only (since fork from master)
alias gfcnm="git diff --diff-filter=AM --name-only \`gmbm\`"

# Run rubocop for all new/modified files with autocorrect
alias rc="gfcnm | grep -e 'rb$' | grep -v 'schema' | xargs bundle exec rubocop --rails -aD"

rc