dist/angular-bootstrap-switch.js
function() {
          if (attrs.type === 'radio') {
            return attrs.value || $parse(attrs.ngValue)(scope) || true;
          }
          var trueValue = ($parse(attrs.ngTrueValue)(scope));
          if (angular.isUndefined(trueValue)) {
            trueValue = true;
          }
          return trueValue;
        }
function() {
          if (attrs.type === 'radio') {
            return attrs.value || $parse(attrs.ngValue)(scope) || true;
          }
          var trueValue = ($parse(attrs.ngTrueValue)(scope));
          if (angular.isUndefined(trueValue)) {
            trueValue = true;
          }
          return trueValue;
        }
Return the true value for this specific checkbox.
@returns {Object} representing the true view value; if undefined, returns true.