API Reference

@querry-kit/nest-util exports a small public API from the package root.

import {
  ApiErrorResponses,
  ApiPaginatedResponse,
  ApiParamId,
  ApiPropertyId,
  EmptyStringToNullPipe,
  QueryTransformPipe,
  ValidationUtil,
} from '@querry-kit/nest-util';

import { diffObjects, hasObjectDifferences, parseObject } from '@querry-kit/nest-util/object';

Exports

Export	Kind	Description
QueryTransformPipe	Class	NestJS pipe that normalizes query parameter objects.
EmptyStringToNullPipe	Class	NestJS pipe that trims body strings and maps blank strings to null.
ApiParamId	Decorator	Swagger decorator for UUID route parameters.
ApiPropertyId	Decorator	Swagger decorator for DTO ID properties.
ApiPropertyCreatedAt	Decorator	Swagger decorator for created-at DTO properties.
ApiPropertyUpdatedAt	Decorator	Swagger decorator for updated-at DTO properties.
ApiPaginatedResponse	Decorator	Swagger decorator for paginated response schemas.
ApiErrorResponses	Decorator	Swagger decorator for common error response schemas.
parseObject	Function	Parses query-like values into JavaScript primitives and nested objects.
diffObjects	Function	Builds nested old/new diff objects.
serializeDecimalValues	Function	Recursively serializes Decimal-like object values to numbers.
hasObjectDifferences	Function	Checks recursively if two values differ.
ValidationUtil	Class	Maps class-validator errors into nested object shapes.
isObject	Function	Checks if typeof value === 'object'.
isNumber	Function	Checks if a value is or can be converted to a number.
isBoolean	Function	Checks if a value is boolean-like.
isPlainObject	Function	Checks if a value is a non-array object and not null.

Reference Pages

• Pipes
• Decorators
• Decorator Params
• Decorator Properties
• Decorator Responses
• Utils
• Object Utilities
• Validation Utilities