Cruncher.js

gistfile1.js

function cruncher(fn, context){
  if(typeof fn !== 'function'){
    return new Error('Expected ' + fn + ' to be a function');
  }
  
  var _slice = [].slice,
    memo = [];
  
  function ingest(){
    memo.push(fn.apply(context || null, _slice.call(arguments)));
  }
  
  function out(){
    return memo.splice(0, memo.length);
  }
  
  
  return {
    ingest: ingest,
    out: out
  };
}