IRB / Pry copy last result, a.k.a `_`, to your OSX / Linux / Windows clipboard using the 'clipboard' gem

.irbrc

require 'clipboard' #gem install clipboard

def cbcopy(value)
  Clipboard.copy value unless value.empty?
  flash_message = value.empty? ? "Sorry, nothing to copy" : "Copied to clipboard"
  print "# #{flash_message}: "
  puts %Q("#{value}")
end

# Copy last result to the Clipboard
def cp
  cbcopy(IRB.CurrentContext.last_value.to_s)
end

# Copy last exception details to the Clipboard
def cpe
  value = idk #TODO please help me fix this, $! doesn't work
  cbcopy(value.nil? ? "" : value.inspect)
end

.pryrc

require 'clipboard' #gem install clipboard

def cbcopy(value)
  Clipboard.copy value unless value.empty?
  flash_message = value.empty? ? "Sorry, nothing to copy" : "Copied to clipboard"
  _pry_.output.print text.green("# #{flash_message}: ")
  _pry_.output.puts %Q("#{value}")
end

Pry.commands.block_command("cp", "Copy last result to the Clipboard", :listing => "cp") do |line|
  cbcopy(_pry_.last_result.to_s)
end

Pry.commands.block_command("cpe", "Copy last exception details to the Clipboard", :listing => "cpe") do |line|
  value = _pry_.last_exception
  cbcopy(value.nil? ? "" : value.inspect)
end