Module: Compass::Configuration::Serialization

Included in:
Data
Defined in:
lib/compass/configuration/serialization.rb

Overview

The serialization module manages reading and writing the configuration file(s).

Instance Method Summary collapse

Instance Method Details

#_parse(config_file) ⇒ Object

parses a configuration file which is a ruby script



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# File 'lib/compass/configuration/serialization.rb', line 10

def _parse(config_file)
  unless File.readable?(config_file)
    raise Compass::Error, "Configuration file, #{config_file}, not found or not readable."
  end
  open(config_file) do |f|
    parse_string(f.read, config_file)
  end
end

#get_binding ⇒ Object 



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# File 'lib/compass/configuration/serialization.rb', line 19

def get_binding
  binding
end

#issue_deprecation_warnings ⇒ Object 



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# File 'lib/compass/configuration/serialization.rb', line 80

def issue_deprecation_warnings
  if http_images_path == :relative
    $stderr.puts "DEPRECATION WARNING: Please set relative_assets = true to enable relative paths."
  end
end

#parse(config_file) ⇒ Object

Raises:



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# File 'lib/compass/configuration/serialization.rb', line 5

def parse(config_file)
  raise Compass::Error, "Compass.configuration.parse(filename) has been removed. Please call Compass.add_project_configuration(filename) instead."
end

#parse_string(contents, filename) ⇒ Object 



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# File 'lib/compass/configuration/serialization.rb', line 22

def parse_string(contents, filename)
  bind = get_binding
  eval(contents, bind, filename)
  local_vars_set = eval("local_variables", bind)
  local_vars_set.each do |local_var|
    if (ATTRIBUTES+ARRAY_ATTRIBUTES).include?(local_var.to_sym)
      value = eval(local_var.to_s, bind)
      value = value.to_s if value.is_a?(Pathname)
      self.send("#{local_var}=", value)
    end
  end
  if @added_import_paths
    self.additional_import_paths ||= []
    self.additional_import_paths += @added_import_paths
    self.additional_import_paths.uniq!
  end
  issue_deprecation_warnings
end

#serialize ⇒ Object 



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# File 'lib/compass/configuration/serialization.rb', line 41

def serialize
  contents = ""
  (required_libraries || []).each do |lib|
    contents << %Q{require '#{lib}'\n}
  end
  (loaded_frameworks || []).each do |lib|
    contents << %Q{load '#{lib}'\n}
  end
  (framework_path || []).each do |lib|
    contents << %Q{discover '#{lib}'\n}
  end
  contents << "# Require any additional compass plugins here.\n"
  contents << "\n" if (required_libraries || []).any?
  (ATTRIBUTES + ARRAY_ATTRIBUTES).each do |prop|
    value = send("#{prop}_without_default")
    if value.is_a?(Proc)
      $stderr.puts "WARNING: #{prop} is code and cannot be written to a file. You'll need to copy it yourself."
    end
    if respond_to?("comment_for_#{prop}")
      contents << "\n"
      contents << send("comment_for_#{prop}")
    end
    if block_given? && (to_emit = yield(prop, value))
      contents << to_emit
    else
      contents << serialize_property(prop, value) unless value.nil?
    end
  end
  contents
end

#serialize_property(prop, value) ⇒ Object 



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# File 'lib/compass/configuration/serialization.rb', line 72

def serialize_property(prop, value)
  if value.respond_to?(:serialize_to_config)
    value.serialize_to_config(prop) + "\n"
  else
    %Q(#{prop} = #{value.inspect}\n)
  end
end