servel333

 Based on https://stackoverflow.com/a/31632215/761771

const reduceOp = function(args, reducer){
  args = Array.from(args);
  args.pop(); // => options
  var first = args.shift();
  return args.reduce(reducer, first);
};

malclocke

$ git branch -r --merged | 
  awk -F'/' '/^ *origin/{if(!match($0, /(>|master)/)){print $2}}' | 
  xargs git push origin --delete