portainer/app/helpers/formHelper.js

angular.module('portainer.helpers')
.factory('FormHelper', [function FormHelperFactory() {
  'use strict';
  var helper = {};

  helper.removeInvalidEnvVars = function(env) {
    for (var i = env.length - 1; i >= 0; i--) {
      var envvar = env[i];
      if (!envvar.value || !envvar.name) {
        env.splice(i, 1);
      }
    }

    return env;
  };

  return helper;
}]);