Module: Loader

Defined in:
lib/loader.rb

Defined Under Namespace

Modules: Api

Constant Summary collapse

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

Class Method Summary collapse

Class Method Details

.export(value) ⇒ Object 



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# File 'lib/loader.rb', line 16

def self.export(value)
  if @cache.include?(@path) && value.class == Hash
    # Special handling to enable multiple exports
    @cache[@path] = @cache[@path].merge(value)
  else
    @cache[@path] = value
  end
end

.import(id, type = nil) ⇒ Object 



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# File 'lib/loader.rb', line 25

def self.import(id, type=nil)
  if type == 'interop'
    return Interop.import(id)
  end

  prev = @path
  if @path.nil?
    container = @basepath
    raw = File.join(container, id)
  else
    container = File.dirname(@path)
    raw = File.join(container, id)
  end

  @path = File.expand_path(raw)
  filepath = @path.end_with?('.rb') ? @path : "#{@path}.rb"
  exists = File.exist?(filepath)
  if type == 'internal' && !exists
    raise "Could not resolve local module at #{@path}"
  end

  if exists
    # Prefer loading local module since we found it.
    begin
      Kernel.load(filepath, true) unless @cache.include?(@path)
    rescue
      raise LoadError, "Could not load #{filepath} from #{container}"
    end

    result = @cache[@path]
  else
    # Failover to external load.
    result = Interop.import(id)
  end

  @path = prev
  result
end