Sha256: 05f5440b101ccb2978e25433c72e835db2bda6b66ec95ed24710b60ec4eb5ccf
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Size: 1.66 KB
Versions: 15
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Contents
require 'stringio'
require 'pre-commit/checks/plugin'
module PreCommit
module Checks
class Rubocop < Plugin
WHITELIST = %w[
\.gemspec \.jbuilder \.opal \.podspec \.rake \.rb config\.ru
Berksfile Capfile Cheffile Gemfile Guardfile Podfile
Rakefile Thorfile Vagabondfile Vagrantfile
]
def self.aliases
[ :rubocop_all, :rubocop_new ]
end
def self.excludes
[ :ruby_symbol_hashrocket ]
end
def call(staged_files)
require 'rubocop'
rescue LoadError => e
$stderr.puts "Could not find rubocop: #{e}"
else
staged_files = filter_staged_files(staged_files)
return if staged_files.empty?
args = config_file_flag + user_supplied_flags + ["--force-exclusion"] + staged_files
success, captured = capture { ::RuboCop::CLI.new.run(args) == 0 }
captured unless success
end
def filter_staged_files(staged_files)
expression = Regexp.new(WHITELIST.map { |i| i + "\\Z" }.join("|"))
staged_files.grep(expression)
end
def capture
$stdout, stdout = StringIO.new, $stdout
$stderr, stderr = StringIO.new, $stderr
result = yield
[result, $stdout.string + $stderr.string]
ensure
$stdout = stdout
$stderr = stderr
end
def config_file_flag
config_file ? ['-c', config_file] : []
end
def user_supplied_flags
Array(config.get('rubocop.flags')).reject(&:empty?)
end
def alternate_config_file
'.rubocop.yml'
end
def self.description
"Runs rubocop to detect errors."
end
end
end
end
Version data entries
15 entries across 15 versions & 1 rubygems