Class: Zip::FileSystem::DirectoryIterator

Inherits:
Object
  • Object
show all
Includes:
Enumerable
Defined in:
lib/zip/filesystem/directory_iterator.rb

Overview

:nodoc:all

Instance Method Summary collapse

Constructor Details

#initialize(filenames) ⇒ DirectoryIterator

Returns a new instance of DirectoryIterator.



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# File 'lib/zip/filesystem/directory_iterator.rb', line 8

def initialize(filenames)
  @filenames = filenames
  @index = 0
end

Instance Method Details

#close ⇒ Object 



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# File 'lib/zip/filesystem/directory_iterator.rb', line 13

def close
  @filenames = nil
end

#each(&a_proc) ⇒ Object

Raises:

  • (IOError) 


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# File 'lib/zip/filesystem/directory_iterator.rb', line 17

def each(&a_proc)
  raise IOError, 'closed directory' if @filenames.nil?

  @filenames.each(&a_proc)
end

#read ⇒ Object

Raises:

  • (IOError) 


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# File 'lib/zip/filesystem/directory_iterator.rb', line 23

def read
  raise IOError, 'closed directory' if @filenames.nil?

  @filenames[(@index += 1) - 1]
end

#rewind ⇒ Object

Raises:

  • (IOError) 


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# File 'lib/zip/filesystem/directory_iterator.rb', line 29

def rewind
  raise IOError, 'closed directory' if @filenames.nil?

  @index = 0
end

#seek(position) ⇒ Object

Raises:

  • (IOError) 


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# File 'lib/zip/filesystem/directory_iterator.rb', line 35

def seek(position)
  raise IOError, 'closed directory' if @filenames.nil?

  @index = position
end

#tell ⇒ Object

Raises:

  • (IOError) 


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# File 'lib/zip/filesystem/directory_iterator.rb', line 41

def tell
  raise IOError, 'closed directory' if @filenames.nil?

  @index
end