Class: Fuguta::Configuration::Loader

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

Instance Method Summary collapse

Constructor Details

#initialize(conf) ⇒ Loader

Returns a new instance of Loader.



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# File 'lib/fuguta.rb', line 65

def initialize(conf)
  @conf = conf
end

Instance Method Details

#load(path = nil) ⇒ Object 



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# File 'lib/fuguta.rb', line 69

def load(path = nil)
  buf = case path
  when NilClass
    raise "No path given and usual_paths not set" unless @conf.usual_paths

    path = @conf.usual_paths.find { |path| File.exists?(path) } ||
      raise("None of the usual paths existed: #{@conf.usual_paths.join(", ")}")

    File.read(path)
  when String
    raise "does not exist: #{path}" unless File.exists?(path)
    File.read(path)
  when IO
    path.lines.join
  else
    raise "Unknown type: #{path.class}"
  end

  @conf.parse_dsl do |me|
    me.instance_variable_set(:@loading_path, path.to_s)
    me.instance_eval(buf, path.to_s)
    me.instance_variable_set(:@loading_path, nil)
  end
end

#validate ⇒ Object

Raises:



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# File 'lib/fuguta.rb', line 94

def validate
  errors = []
  Configuration.walk_tree(@conf) do |c|
    c.validate(errors)
  end
  raise ValidationError, errors if errors.size > 0
end