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  1. def cmd_split(s)
  2. 	rx = /(?<command>[^<>\s]+)(<(?<args>(\d+)+(?:,\s*\d+)*)>)?/
  3. 	res = []
  4. 	s.scan(rx) { 
  5. 		res << ($~[:args] != nil ? 
  6. 			Hash["command", $~[:command], "args", $~[:args].split(/,\s*/)] : 
  7. 			Hash[$~[:command], ""]) }
  8. 	return res
  9. end
  10.  
  11. puts cmd_split("print<1, 2, 3>")
  12. puts cmd_split("disp<1>")
  13. puts cmd_split("+")
  14.  
Success #stdin #stdout 0.02s 9664KB
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stdin
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Standard input is empty
stdout
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{"command"=>"print", "args"=>["1", "2", "3"]}
{"command"=>"disp", "args"=>["1"]}
{"+"=>""}
https://ideone.com/orGNBm
language:
Ruby (ruby 2.5.5)
created:
7 years ago
visibility:
secret

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