gistfile1.txt

Lees-MacBook-Pro:code leerichmond$ export EXECJS_RUNTIME='Node'
irb(main):001:0> require 'execjs'
ExecJS::RuntimeUnavailable: Node.js (V8) runtime is not available on this system
  from /Users/leerichmond/rubinius/gems/1.9/gems/execjs-1.4.0/lib/execjs/runtimes.rb:65:in `from_environment'
	from /Users/leerichmond/rubinius/gems/1.9/gems/execjs-1.4.0/lib/execjs/runtimes.rb:50:in `autodetect'
	from /Users/leerichmond/rubinius/gems/1.9/gems/execjs-1.4.0/lib/execjs.rb:5:in `__script__'
	from /Users/leerichmond/rubinius/gems/1.9/gems/execjs-1.4.0/lib/execjs.rb:4:in `__script__'
	from kernel/common/codeloader.rb:232:in `require'
	from kernel/common/kernel.rb:638:in `gem_original_require (require)'
	from /Users/leerichmond/rubinius/lib/rubygems/custom_require.rb:60:in `require'
	from (irb):1
	from kernel/common/block_environment.rb:55:in `call_on_instance'
	from kernel/common/eval.rb:73:in `eval'
	from kernel/common/kernel19.rb:42:in `loop'
	from kernel/bootstrap/proc.rb:22:in `call'
	from kernel/common/throw_catch19.rb:8:in `catch'
	from kernel/common/throw_catch.rb:10:in `register'
	from kernel/common/throw_catch19.rb:7:in `catch'
	from kernel/bootstrap/proc.rb:22:in `call'
	from kernel/common/throw_catch19.rb:8:in `catch'
	from kernel/common/throw_catch.rb:10:in `register'
	from kernel/common/throw_catch19.rb:7:in `catch'
	from kernel/delta/codeloader.rb:68:in `load_script'
	from kernel/delta/codeloader.rb:119:in `load_script'
	from kernel/loader.rb:652:in `script'
	from kernel/loader.rb:853:in `main'