Class: System::CacheFile

Inherits:
Object
  • Object
show all
Includes:
Loggable
Defined in:
lib/system/command/cachefile.rb

Instance Method Summary collapse

Constructor Details

#initialize(cache_dir, args) ⇒ CacheFile

Returns a new instance of CacheFile.



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# File 'lib/system/command/cachefile.rb', line 10

def initialize cache_dir, args
  # pwd = Pathname.pwd.split_path.join('')
  # info "pwd: #{pwd}"
  @args = args
  @pn = Pathname.new(cache_dir) + args.join('-').gsub('/', '\/')
  info "pn: #{@pn}".yellow
end

Instance Method Details

#readlines ⇒ Object 



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# File 'lib/system/command/cachefile.rb', line 18

def readlines
  if @pn.exist?
    info "reading from cache file: #{@pn}".cyan
    @pn.readlines
  else
    cl = CommandLine.new @args
    output = cl.execute

    @pn.parent.mkpath
    info "saving output to cache file: #{@pn}"
    File.put_via_temp_file @pn.to_s do
      output
    end
    output
  end
end

#to_s ⇒ Object 



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# File 'lib/system/command/cachefile.rb', line 35

def to_s
  @pn.to_s
end