Module: Interop

Defined in:
lib/interop.rb

Constant Summary collapse

DEBUG = 
Debug.debug(File.basename(__FILE__))

Class Method Summary collapse

Class Method Details

.cleanly_load(targets) ⇒ Object 



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# File 'lib/interop.rb', line 23

def self.cleanly_load(targets)
  DEBUG.call "Package definitions #{targets}"
  result = wrap_constants(targets)
  result.each_pair do |key, value|
    Object.send(:remove_const, key.to_sym) unless key.include?('::')
  end

  result
end

.import(id) ⇒ Object 



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# File 'lib/interop.rb', line 11

def self.import(id)
  if @cache.include?(id)
    DEBUG.call "Cache hit #{id}"
    return @cache[id]
  end

  DEBUG.call "Load #{id}"
  snapshot = Module.constants
  require id
  cleanly_load(Module.constants - snapshot)
end

.wrap_constants(new, result = {}, visited = Set.new) ⇒ Object 



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# File 'lib/interop.rb', line 33

def self.wrap_constants(new, result={}, visited=Set.new)
  if new.length == 0
    return result
  end

  str = new.pop().to_s
  const = eval str
  if const.nil?
    return wrap_constants(new, result)
  end

  if const.respond_to? :constants
    children = const
      .constants
      .reject {|element| visited.include?(element)}
      .map {|child|
        visited.add(child)
        "#{str}::#{child.to_s}"
      }

    new += children
  end

  result[str] = const.class == Module ? Class.new.extend(const) : const
  return wrap_constants(new, result, visited)
end