codesnips

dry

ruby 
module Paginatable
  extend ActiveSupport::Concern

  included do
    before_action :set_pagination_params, only: [:index]
  end

Rails concerns for shared controller behavior

rails concerns controllers
by Maya Patel 2 tabs
typescript 
import { RequestHandler } from 'express';
import { ZodTypeAny, ZodError } from 'zod';

export class ValidationError extends Error {
  status = 422;
  constructor(public issues: unknown) {

Composable Express Request Validation with Zod Schema Middleware

express validation zod
by codesnips 3 tabs
ruby 
module Posts
  class CreateService
    def initialize(author:, params:)
      @author = author
      @params = params
    end

Rails service objects for business logic

rails architecture service-objects
by Maya Patel 2 tabs