Method: CodeCache::Repo::SVN#checkout

Defined in:
lib/code_cache/repo/svn.rb

#checkout(revision, destination, branch = nil) ⇒ Object

Checkout a particular revision from the repo into the destination Caches the checkout in the process



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# File 'lib/code_cache/repo/svn.rb', line 12

def checkout( revision, destination, branch=nil )
 
  puts "Checking out branch in not supported for SVN" if branch
  
  if revision != :head
    raise "Checking out revisions other than head currently not supported"
  end
  
  cache_destination = location_in_cache(revision)
  
  # Try and copy into the cache first
  begin
    perform_cache_checkout_or_update(cache_destination)
    FileUtils.mkdir_p(destination)
    
    FileUtils.cp_r(cache_destination+'/.', destination)
    # Ensure the final copy is consistent
    raise CopyError if !Dir.exist?(destination)
    output = perform_update(destination)
    if !output[:status]
      raise UpdateError.new(output)
    end
    
  rescue => e
    puts "Unhandled randomness: " + e.to_s + ' - ' + e.backtrace.to_s
    # If we can't copy into the cache, copy directly to the destination
    perform_checkout(destination)
  end
  
  true
end