Module: GemWrappers

Defined in:
lib/gem-wrappers.rb,
lib/gem-wrappers/version.rb,
lib/gem-wrappers/installer.rb,
lib/gem-wrappers/environment.rb,
lib/gem-wrappers/specification.rb

Defined Under Namespace

Modules: Specification Classes: Environment, Exception, Installer, NoWrapper

Constant Summary collapse

VERSION = 
"1.4.0"

Class Method Summary collapse

Class Method Details

.environment ⇒ Object 



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# File 'lib/gem-wrappers.rb', line 9

def self.environment
  @environment ||= GemWrappers::Environment.new
end

.environment_file ⇒ Object 



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# File 'lib/gem-wrappers.rb', line 60

def self.environment_file
  environment.file_name
end

.gems_executables ⇒ Object 



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# File 'lib/gem-wrappers.rb', line 55

def self.gems_executables
  # do not use map(&:...) - for ruby 1.8.6 compatibility
  @executables ||= GemWrappers::Specification.installed_gems.map{|gem| gem.executables }.inject{|sum, n| sum + n }.uniq || []
end

.install(executables) ⇒ Object 



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# File 'lib/gem-wrappers.rb', line 17

def self.install(executables)
  environment.ensure
  installer.ensure

  # gem executables
  executables.each do |executable|
    installer.install(executable)
  end

  ruby_executables.each do |executable|
    installer.install(executable)
  end
end

.installed_wrappers ⇒ Object 



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# File 'lib/gem-wrappers.rb', line 51

def self.installed_wrappers
  executables_in_directory(wrappers_path).sort.uniq
end

.installer ⇒ Object 



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# File 'lib/gem-wrappers.rb', line 13

def self.installer
  @installer ||= GemWrappers::Installer.new(environment_file)
end

.uninstall(executables) ⇒ Object 



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# File 'lib/gem-wrappers.rb', line 31

def self.uninstall(executables)
  # gem executables
  executables.each do |executable|
    installer.uninstall(executable)
  end
end

.wrapper_path(exe) ⇒ Object 



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# File 'lib/gem-wrappers.rb', line 42

def self.wrapper_path(exe)
  file = File.join(wrappers_path, exe)
  if executable?(file)
    file
  else
    raise GemWrappers::NoWrapper, "No wrapper: #{file}"
  end
end

.wrappers_path ⇒ Object 



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# File 'lib/gem-wrappers.rb', line 38

def self.wrappers_path
  installer.wrappers_path
end