Functionalizing

f.js

Practicing underscore foo...


checkErrors: function(attrs) {
  var errors = [];
  _.each(this.basicValidationFields, function(key) {
    errors.push(this.validatePresence(key, attrs[key]));
  }.bind(this));
  errors = _.compact(errors);
  if (errors.length) return errors;
},

validatePresence: function(key, value) {
  if (!value) {
    return { name: key, error: this.app.i18n.t('errors.comments.empty_comment')};
  }
}

----------------------------------------------------

checkErrors: function(attrs) {
  function toErrors(attrs, t, key) {
    if (attrs[key]) {
      return { 
        name: key, 
        error: t('errors.comments.empty_comment')
      };
    }
  }

  var errors = _(this.basicValidationFields)
    .map(toErrors.partial(attrs, this.app.i18n.t).bind(this))
    .compact()
    .value();
  
  if (errors.length) return errors;
}