node_modules/@nestjs/common/interfaces/external/validation-error.interface.d.ts

/**
 * Validation error description.
 * @see https://github.com/typestack/class-validator
 *
 * class-validator@0.13.0
 *
 * @publicApi
 */
export interface ValidationError {
    /**
     * Object that was validated.
     *
     * OPTIONAL - configurable via the ValidatorOptions.validationError.target option
     */
    target?: Record<string, any>;
    /**
     * Object's property that hasn't passed validation.
     */
    property: string;
    /**
     * Value that haven't pass a validation.
     *
     * OPTIONAL - configurable via the ValidatorOptions.validationError.value option
     */
    value?: any;
    /**
     * Constraints that failed validation with error messages.
     */
    constraints?: {
        [type: string]: string;
    };
    /**
     * Contains all nested validation errors of the property.
     */
    children?: ValidationError[];
    /**
     * A transient set of data passed through to the validation result for response mapping
     */
    contexts?: {
        [type: string]: any;
    };
}