scientist/lib/result.js

Carefully refactor critical paths in production

var Result, _;

_ = require('underscore');

Result = (function() {
  function Result(experiment, control, candidates) {
    var comparable;
    this.experiment = experiment;
    this.context = experiment.context();
    this.control = control;
    this.candidates = candidates;
    this.ignored = _.select(candidates, function(candidate) {
      return control.ignores(candidate);
    });
    comparable = _.difference(candidates, this.ignored);
    this.matched = _.select(comparable, function(candidate) {
      return control.matches(candidate);
    });
    this.mismatched = _.difference(comparable, this.matched);
    Object.freeze(this);
  }

  return Result;

})();

module.exports = Result;