shellmate.rb

#!/usr/bin/ruby
# america's funniest home ruby tricks:
# barebones textmate shell REPL
# paste this into a textmate window
# type a command at the prompt, then type Cmd-a Ctrl-r
prompt = "> "
history = DATA.read.split("\n")
cmd = history.last.gsub(/^#{prompt}/, '')
print "\n#{`#{cmd}`}#{prompt}"
__END__
> echo "hello world"
hello world
> ping -c1 google.com
PING google.com (74.125.224.115): 56 data bytes
64 bytes from 74.125.224.115: icmp_seq=0 ttl=53 time=18.156 ms

--- google.com ping statistics ---
1 packets transmitted, 1 packets received, 0.0% packet loss
round-trip min/avg/max/stddev = 18.156/18.156/18.156/0.000 ms
> ruby -e 'puts "#{RUBY_DESCRIPTION} #metalol"'
ruby 1.8.7 (2010-01-10 patchlevel 249) [universal-darwin11.0] #metalol
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