Sha256: a00d32b19c2dd35283c4cd364a857cf482550a93be92d1cec9e7999f4f7bb63b

Contents?: true

Size: 1.34 KB

Versions: 302

Compression:

Stored size: 1.34 KB

Contents

require 'rbconfig'

module FSSM::Support
  class << self
    def backend
      @@backend ||= case
        when mac? && !jruby? && carbon_core?
          'FSEvents'
        when linux? && rb_inotify?
          'Inotify'
        else
          'Polling'
      end
    end

    def jruby?
      defined?(JRUBY_VERSION)
    end

    def mac?
      Config::CONFIG['target_os'] =~ /darwin/i
    end

    def linux?
      Config::CONFIG['target_os'] =~ /linux/i
    end

    def carbon_core?
      begin
        require 'osx/foundation'
        OSX.require_framework '/System/Library/Frameworks/CoreServices.framework/Frameworks/CarbonCore.framework'
        true
      rescue LoadError
        STDERR.puts("Warning: Unable to load CarbonCore. FSEvents will be unavailable.")
        false
      end
    end

    def rb_inotify?
      found = begin
        require 'rb-inotify'
        if defined?(INotify::VERSION)
          version = INotify::VERSION
          version[0] > 0 || version[1] >= 6
        end
      rescue LoadError
        false
      end
      STDERR.puts("Warning: Unable to load rb-inotify >= 0.5.1. Inotify will be unavailable.") unless found
      found
    end

    def use_block(context, block)
      return if block.nil?
      if block.arity == 1
        block.call(context)
      else
        context.instance_eval(&block)
      end
    end

  end
end

Version data entries

302 entries across 302 versions & 6 rubygems

Version Path
haml-edge-2.3.188 vendor/fssm/lib/fssm/support.rb
haml-edge-2.3.186 vendor/fssm/lib/fssm/support.rb
haml-edge-2.3.185 vendor/fssm/lib/fssm/support.rb
haml-3.0.0.beta.1 vendor/fssm/lib/fssm/support.rb
haml-edge-2.3.183 vendor/fssm/lib/fssm/support.rb
haml-edge-2.3.182 vendor/fssm/lib/fssm/support.rb
haml-edge-2.3.181 vendor/fssm/lib/fssm/support.rb
haml-edge-2.3.180 vendor/fssm/lib/fssm/support.rb
haml-edge-2.3.179 vendor/fssm/lib/fssm/support.rb
haml-edge-2.3.175 vendor/fssm/lib/fssm/support.rb
haml-edge-2.3.173 vendor/fssm/lib/fssm/support.rb
haml-edge-2.3.172 vendor/fssm/lib/fssm/support.rb
haml-edge-2.3.171 vendor/fssm/lib/fssm/support.rb
fssm-0.1.4 lib/fssm/support.rb
haml-edge-2.3.168 vendor/fssm/lib/fssm/support.rb
haml-edge-2.3.166 vendor/fssm/lib/fssm/support.rb
fssm-0.1.3 lib/fssm/support.rb
haml-edge-2.3.163 vendor/fssm/lib/fssm/support.rb
haml-edge-2.3.161 vendor/fssm/lib/fssm/support.rb
haml-edge-2.3.158 vendor/fssm/lib/fssm/support.rb