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@KarlGl KarlGl/pre-commit
Created Aug 4, 2015

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Rubocop Pre-Commit Hook
#!/usr/bin/env ruby
# Put this file in .git/hooks/pre-commit
require 'english'
require 'rubocop'
ADDED_OR_MODIFIED = /A|AM|^M/.freeze
changed_files = `git status --porcelain`.split(/\n/).
select { |file_name_with_status|
file_name_with_status =~ ADDED_OR_MODIFIED
}.
map { |file_name_with_status|
file_name_with_status.split(' ')[1]
}.
select { |file_name|
File.extname(file_name) == '.rb'
}.join(' ')
system("bundle exec rubocop #{changed_files} -a") unless changed_files.empty?
exit $CHILD_STATUS.to_s[-1].to_i
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