Class: Cask

Inherits:
Object
  • Object
show all
Defined in:
lib/brew-cask-commands.rb

Defined Under Namespace

Modules: Scopes

Instance Method Summary collapse

Instance Method Details

#installed? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/brew-cask-commands.rb', line 4

def installed?
    destination_path.exist?
end

#installed_version ⇒ Object 



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# File 'lib/brew-cask-commands.rb', line 12

def installed_version
    # returns latest installed version if possible
    Pathname.glob(caskroom_path.join('*')).map(&:basename).sort{|x,y|
        Gem::Version.new(x) <=> Gem::Version.new(y) # throws exception if invalid version is provided ...
    }.last rescue nil # ... return nil in this case
end

#installed_version? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/brew-cask-commands.rb', line 8

def installed_version?
    !installed_version.nil?
end

#update_available? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/brew-cask-commands.rb', line 19

def update_available?
    Gem::Version.correct?(version) && # we have something to compare against in Cask file ...
        installed_version? && # ... we can determine current installed version ...
        Gem::Version.new(installed_version) < Gem::Version.new(version) # ... compare
end