data-transfer-object/lib/esm/validation-error-map.js

Data Transfer Object class built on `class-validator`.

/**
 * Receives an array of `ValidationError`, and generates an object with key-value pairs where
 * the keys represent a property name, and the values are an array of all validation error
 * messages for that property.
 * @param errors The array of `ValidationError` to generate a validation error map from.
 */
export function getValidationErrorMap(errors) {
    const entries = errors.map(e => [e.property, Object.values(e.constraints ?? {})]);
    return Object.fromEntries(entries);
}