@yasui/validation

Automatic DTO validation for YasuiJS using class-validator

Features

• ✅ Automatic DTO validation for @Body() and @Query() parameters
• ✅ Production-ready security with whitelist mode
• ✅ Type transformation with class-transformer
• ✅ Structured validation error responses
• ✅ Validation groups for conditional rules
• ✅ Nested object validation support

Installation

npm install class-validator @yasui/validation

Quick Start

import yasui from 'yasui';
import { validation } from '@yasui/validation';
import { IsString, IsNumber, Min } from 'class-validator';

class CreateProductDto {
  @IsString()
  name!: string;

  @IsNumber()
  @Min(0)
  price!: number;
}

yasui.createServer({
  globalPipes: [validation()],
  controllers: [ProductController]
});

📖 Documentation

License

This project is licensed under the GNU Affero General Public License v3.0 or later. See the LICENSE file for details.