Class: Bibliothecary::FileInfo

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

Overview

A representation of a file on the filesystem, with location information and package manager information if needed.

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(folder_path, full_path, contents = nil) ⇒ FileInfo

If the FileInfo represents an actual file on disk, the contents can be nil and lazy-loaded; we allow contents to be passed in here to allow pulling them from somewhere other than the disk.



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# File 'lib/bibliothecary/file_info.rb', line 29

def initialize(folder_path, full_path, contents = nil)
  # Note that cleanpath does NOT touch the filesystem,
  # leaving the lazy-load of file contents as the only
  # time we touch the filesystem.

  full_pathname = Pathname.new(full_path)
  @full_path = full_pathname.cleanpath.to_path

  if folder_path.nil?
    # this is the case where we e.g. have filenames from the GitHub API
    # and don't have a local folder
    @folder_path = nil
    @relative_path = @full_path
  else
    folder_pathname = Pathname.new(folder_path)
    @folder_path = folder_pathname.cleanpath.to_path
    @relative_path = full_pathname.relative_path_from(folder_pathname).cleanpath.to_path
  end

  @contents = contents

  @package_manager = nil
end

Instance Attribute Details

#folder_path ⇒ Object (readonly)

Returns the value of attribute folder_path.



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# File 'lib/bibliothecary/file_info.rb', line 7

def folder_path
  @folder_path
end

#full_path ⇒ Object (readonly)

Returns the value of attribute full_path.



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# File 'lib/bibliothecary/file_info.rb', line 9

def full_path
  @full_path
end

#package_manager ⇒ Object

Returns the value of attribute package_manager.



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# File 'lib/bibliothecary/file_info.rb', line 10

def package_manager
  @package_manager
end

#relative_path ⇒ Object (readonly)

Returns the value of attribute relative_path.



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# File 'lib/bibliothecary/file_info.rb', line 8

def relative_path
  @relative_path
end

Instance Method Details

#contents ⇒ Object 



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# File 'lib/bibliothecary/file_info.rb', line 12

def contents
  @contents ||=
    begin
      if @folder_path.nil?
        # if we have no folder_path then we aren't dealing with a
        # file that's actually on the filesystem
        nil
      else
        Bibliothecary.utf8_string(File.open(@full_path).read)
      end
    end
end

#groupable? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/bibliothecary/file_info.rb', line 53

def groupable?
  @package_manager&.groupable?(self)
end