Class: Nanoc::Int::ConfigLoader Private

Inherits:
Object
  • Object
show all
Defined in:
lib/nanoc/base/repos/config_loader.rb

This class is part of a private API. You should avoid using this class if possible, as it may be removed or be changed in the future.

Defined Under Namespace

Classes: CyclicalConfigFileError, NoConfigFileFoundError, NoParentConfigFileFoundError

Class Method Summary collapse

Instance Method Summary collapse

Class Method Details

.config_filename_for_cwd ⇒ String

This method is part of a private API. You should avoid using this method if possible, as it may be removed or be changed in the future.

Returns:



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# File 'lib/nanoc/base/repos/config_loader.rb', line 28

def self.config_filename_for_cwd
  filenames = %w(nanoc.yaml config.yaml)
  candidate = filenames.find { |f| File.file?(f) }
  candidate && File.expand_path(candidate)
end

.cwd_is_nanoc_site? ⇒ Boolean

This method is part of a private API. You should avoid using this method if possible, as it may be removed or be changed in the future.

Returns:

  • (Boolean) 


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# File 'lib/nanoc/base/repos/config_loader.rb', line 23

def self.cwd_is_nanoc_site?
  !config_filename_for_cwd.nil?
end

Instance Method Details

#apply_parent_config(config, processed_paths = []) ⇒ Object

This method is part of a private API. You should avoid using this method if possible, as it may be removed or be changed in the future. 



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# File 'lib/nanoc/base/repos/config_loader.rb', line 47

def apply_parent_config(config, processed_paths = [])
  parent_path = config[:parent_config_file]
  return config if parent_path.nil?

  # Get absolute path
  parent_path = File.absolute_path(parent_path, File.dirname(processed_paths.last))
  unless File.file?(parent_path)
    raise NoParentConfigFileFoundError.new(parent_path)
  end

  # Check recursion
  if processed_paths.include?(parent_path)
    raise CyclicalConfigFileError.new(parent_path)
  end

  # Load
  parent_config = Nanoc::Int::Configuration.new(YAML.load_file(parent_path))
  full_parent_config = apply_parent_config(parent_config, processed_paths + [parent_path])
  full_parent_config.merge(config.without(:parent_config_file))
end

#new_from_cwd ⇒ Object

This method is part of a private API. You should avoid using this method if possible, as it may be removed or be changed in the future.

Raises:



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# File 'lib/nanoc/base/repos/config_loader.rb', line 34

def new_from_cwd
  # Determine path
  filename = self.class.config_filename_for_cwd
  raise NoConfigFileFoundError if filename.nil?

  # Read
  apply_parent_config(
    Nanoc::Int::Configuration.new(YAML.load_file(filename)),
    [filename],
  ).with_defaults
end