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avdi/askrubygems.rb

Created April 13, 2016 17:00
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Options for "soft" script dependencies
Raw
askrubygems.rb
if Gem::Specification.find_all_by_name("clipboard", "~> 1.0").any?
gem "clipboard", "~> 1.0"
require "clipboard"
# ...
end
Raw
rescue.rb
begin
gem "clipboard", "~> 1.0"
require "clipboard"
# ...
rescue LoadError
# NOOP
end
@drbrain
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drbrain commented Apr 13, 2016

In this instance the cargo cult built a functional airport.

You may be thinking of:

begin
  require 'rubygems'

  gem 'some_gem'
rescue LoadError, Gem::LoadError
end

require 'some_gem'

Which would allow you to load some_gem regardless of how it was installed.

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