Module: DbAgile::Robustness::FileSystem

Included in:
DbAgile::Robustness
Defined in:
lib/dbagile/robustness/file_system.rb

Instance Method Summary collapse

Instance Method Details

#unexisting_directory!(dir, msg = "Directory #{dir} already exists, use --force", error_class = IOError) ⇒ Object

Asserts that a directory does not exists



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# File 'lib/dbagile/robustness/file_system.rb', line 41

def unexisting_directory!(dir, 
                          msg = "Directory #{dir} already exists, use --force", 
                          error_class = IOError)
  if File.exists?(dir)
    raise error_class, msg, caller
  end
  dir
end

#valid_r_file!(file, msg = "Unable to access #{file} in read", error_class = IOError) ⇒ Object

Asserts that a file exists and is readable.



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# File 'lib/dbagile/robustness/file_system.rb', line 30

def valid_r_file!(file, 
                  msg = "Unable to access #{file} in read", 
                  error_class = IOError)
  unless File.file?(file) &&
         File.readable?(file)
    raise error_class, msg, caller
  end
  file
end

#valid_rw_directory!(dir, msg = "Unable to access #{dir} in read/write", error_class = IOError) ⇒ Object

Asserts that a directory exists, is readable and writable



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# File 'lib/dbagile/robustness/file_system.rb', line 6

def valid_rw_directory!(dir, 
                        msg = "Unable to access #{dir} in read/write", 
                        error_class = IOError)
  unless File.directory?(dir) &&
         File.readable?(dir) &&
         File.writable?(dir)
    raise error_class, msg, caller
  end
  dir
end

#valid_rw_file!(file, msg = "Unable to access #{file} in read/write", error_class = IOError) ⇒ Object

Asserts that a file exists, is readable and writable



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# File 'lib/dbagile/robustness/file_system.rb', line 18

def valid_rw_file!(file, 
                   msg = "Unable to access #{file} in read/write", 
                   error_class = IOError)
  unless File.file?(file) &&
         File.readable?(file) &&
         File.writable?(file)
    raise error_class, msg, caller
  end
  file
end