class Listen::Adapter::Darwin

def self.usable?

Experimental RBS support (using type sampling data from the type_fusion project). 

def self.usable?: () -> true

This signature was generated using 2 samples from 1 application. 

def self.usable?
  version = RbConfig::CONFIG['target_os'][OS_REGEXP, :major_version]
  return false unless version
  return true if version.to_i >= 13 # darwin13 is OS X 10.9
  require 'rb-fsevent'
  fsevent_version = Gem::Version.new(FSEvent::VERSION)
  return true if fsevent_version <= Gem::Version.new('0.9.4')
  Kernel.warn INCOMPATIBLE_GEM_VERSION
  false
end