Class: RuboCop::Cop::SketchupRequirements::FileStructure

Inherits:
SketchUp::Cop
  • Object
show all
Includes:
RangeHelp, SketchUp::ExtensionProject, SketchUp::NoCommentDisable
Defined in:
lib/rubocop/sketchup/cop/requirements/file_structure.rb

Overview

Check that the extension conform to expected file structure with a single root .rb file and a support folder with matching name.

Constant Summary collapse

IGNORED_DIRECTORIES = 
%w[
  __MACOSX
].freeze

Constants included from SketchUp::Config

SketchUp::Config::DEFAULT_CONFIGURATION

Instance Method Summary collapse

Methods included from SketchUp::ExtensionProject

#config_path, #path_relative_to_source, #relative_source_path, #root_file?, #source_path

Methods inherited from SketchUp::Cop

inherited, #relevant_file?

Instance Method Details

#investigate(processed_source) ⇒ Object 



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# File 'lib/rubocop/sketchup/cop/requirements/file_structure.rb', line 18

def investigate(processed_source)
  return if already_run?

  # Using range similar to RuboCop::Cop::Naming::Filename (file_name.rb)

  range = source_range(processed_source.buffer, 1, 0)

  # Find all root Ruby files in the source directory.

  pattern = "#{source_path}/*.rb"
  root_ruby_files = Dir.glob(pattern)

  # Ensure there is only one root Ruby file.

  if root_ruby_files.size != 1
    msg = "Extensions must have exactly one root Ruby (.rb) file. Found: %d"
    add_offense(nil,
        location: range,
        message: format(msg, root_ruby_files.size),
        severity: :error)
    return
  end

  # Find the root file and collect the sub-directories.

  root_file = root_ruby_files.first
  extension_basename = File.basename(root_file, '.*')
  sub_folders = source_path.children.select { |c| c.directory? }
  sub_folders.reject! { |folder|
    IGNORED_DIRECTORIES.include?(folder.basename.to_s)
  }

  # Ensure there is only one sub-directory.

  if sub_folders.size != 1
    msg = "Extensions must have exactly one support directory. Found %d"
    add_offense(nil,
        location: range,
        message: format(msg, sub_folders.size),
        severity: :error)
    return
  end

  # Ensure support directory's name match the root Ruby file.

  support_directory = sub_folders.first
  unless support_directory.basename.to_s == extension_basename
    msg = 'Extensions must have a support directory matching the name of the root Ruby file. Expected %s, found %s'
    msg = format(msg, extension_basename, support_directory.basename)
    add_offense(nil,
        location: range,
        message: msg,
        severity: :error)
  end
end