zip-many.js

var R = require('ramda');

var zipMany =
  R.cond(R.isEmpty,
         R.always([]),
         R.converge(R.map,
                    R.flip(R.pluck),
                    R.pipe(R.head, R.length, R.range(0))));

var zipMany2 = function(lists) {
  return R.isEmpty(lists) ? [] :
    R.map(R.rPartial(R.pluck, lists), R.range(0, R.length(R.head(lists))));
};

zipMany([['foo', 'bar', 'baz'], [1, 2, 3], ['a', 'b', 'c']]);
// => [ [ 'foo', 1, 'a' ], [ 'bar', 2, 'b' ], [ 'baz', 3, 'c' ] ]