ruby/lib/bundler/process_lock.rb

25 строки
686 B
Ruby

# frozen_string_literal: true
module Bundler
class ProcessLock
def self.lock(bundle_path = Bundler.bundle_path)
lock_file_path = File.join(bundle_path, "bundler.lock")
has_lock = false
File.open(lock_file_path, "w") do |f|
f.flock(File::LOCK_EX)
has_lock = true
yield
f.flock(File::LOCK_UN)
end
rescue Errno::EACCES, Errno::ENOLCK, Errno::ENOTSUP, Errno::EPERM, Errno::EROFS
# In the case the user does not have access to
# create the lock file or is using NFS where
# locks are not available we skip locking.
yield
ensure
FileUtils.rm_f(lock_file_path) if has_lock
end
end
end