Class: Nvvm::Switcher

Inherits:
Object
  • Object
show all
Defined in:
lib/nvvm/switcher.rb

Instance Method Summary collapse

Constructor Details

#initialize(version) ⇒ Switcher

Returns a new instance of Switcher.



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# File 'lib/nvvm/switcher.rb', line 5

def initialize(version)
  @version = version
end

Instance Method Details

#use ⇒ Object 



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# File 'lib/nvvm/switcher.rb', line 9

def use
  current = current_dir
  FileUtils.rm(current) if File.exist?(current)
  return if @version == 'system'

  src = src_dir(@version)
  abort "#{@version} is not installed." unless File.exist?(src)
  FileUtils.ln_s(src, current)
end