class-validator-extended
Version:
Additional validators for class-validator.
32 lines (31 loc) • 1.07 kB
JavaScript
;
Object.defineProperty(exports, "__esModule", { value: true });
exports.MAP_NOT_EMPTY = void 0;
exports.MapNotEmpty = MapNotEmpty;
const class_validator_1 = require("class-validator");
const map_not_empty_predicate_1 = require("./map-not-empty.predicate");
/** @hidden */
exports.MAP_NOT_EMPTY = 'mapNotEmpty';
/**
* Checks if the given value is a [Map](https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Map)
* with at least one entry.
*
* #### Example
* ```typescript
* // Ensure the map is not empty.
* @MapNotEmpty()
* values: Map
* ```
*
* @category Map
* @param options Generic class-validator options.
*/
function MapNotEmpty(options) {
return (0, class_validator_1.ValidateBy)({
name: exports.MAP_NOT_EMPTY,
validator: {
validate: (value, _arguments) => (0, map_not_empty_predicate_1.mapNotEmpty)(value),
defaultMessage: (0, class_validator_1.buildMessage)(eachPrefix => `${eachPrefix}$property must not be an empty map`, options),
},
}, options);
}