Results for “type-guards”

Use when building NestJS applications requiring modular architecture, dependency injection, or TypeScript backend development. Invoke for modules, controllers, services, DTOs, guards, interceptors, TypeORM/Prisma.

NestJS architecture patterns for modules, controllers, providers, DTO validation, guards, interceptors, config, and production-grade TypeScript backends.

Prevents destructive operations on production systems and restricts file edits to a specific directory when running agents autonomously.

Master TypeScript's advanced type system including generics, conditional types, mapped types, template literals, and utility types for building type-safe applications. Use when implementing complex type logic, creating reusable type utilities, or ensuring compile-time type safety in TypeScript projects.

Master TypeScript's advanced type system including generics, conditional types, mapped types, template literals, and utility types for building type-safe applications. Use when implementing complex type logic, creating reusable type utilities, or ensuring compile-time type safety in TypeScript projects.

Use this skill to prevent destructive operations when working on production systems or running agents autonomously.

Design, review, debug, and test Python static types including Protocol, generics, variance, overloads, TypedDict, ParamSpec, TypeGuard, and narrowing.

Full safety mode: destructive command warnings + directory-scoped edits. (gstack)

TypeScript Branded Types

NestJS 架构模式，涵盖模块、控制器、提供者、DTO 验证、守卫、拦截器、配置以及生产级 TypeScript 后端。

Full safety mode: destructive command warnings + directory-scoped edits. (gstack)

Analyzes type design for encapsulation, invariant expression, usefulness, and enforcement, providing scores and improvement suggestions.

XState Typegen

Provides production-grade NestJS architecture patterns for modules, controllers, providers, DTO validation, guards, interceptors, config, and testing.

Guides implementing authentication, authorization, input validation, and OWASP Top 10 prevention with secure code patterns and validation checkpoints.

NestJS architecture patterns for modules, controllers, providers, DTO validation, guards, interceptors, config, and production-grade TypeScript backends.

Full safety mode: destructive command warnings + directory-scoped edits. (gstack)

Strict test-first gate only when explicitly requested or required by repository policy. Do not use for ordinary practical testing.

Dependency Safety Guards

Guardian of V.A.I.R.E. quality standards (Value/Agency/Identity/Resilience/Echo). Handles pre-release evaluation, scorecard assessment, and pass/fail determination. Use when UX quality gates are needed. Does not write code.

Implements or verifies the six-layer type safety chain from Drizzle schema through Zod, services, API routes, and React hooks, including regeneration after DB changes and bootstrapping in new folders.

Monitor a list of tickers for key changes in price, IV rank, unusual activity, earnings dates, and score changes. Supports custom watchlists and a default hot options list.

Creates long-form magazine-style articles with hero sections, serif headings, styled quotes, code blocks, and call-to-action cards, suitable for Substack, Medium, or blogs.

Creates a presenter-mode deck with speaker notes, theme switching, and a popup teleprompter.

Scaffolds NestJS modules, controllers, services, DTOs, guards, and interceptors for enterprise-grade TypeScript backends, with built-in validation, authentication, and testing patterns.

Creates safety alert decks with hazard stripes, tiered cards, and policy code blocks for incident reviews and risk communication.

Builds security-focused full-stack web applications by implementing integrated frontend and backend components with layered security at every level, covering the complete stack from database to UI.

Full safety mode: destructive command warnings + directory-scoped edits. Combines /careful (warns before rm -rf, DROP TABLE, force-push, etc.) with /freeze (blocks edits outside a specified directory). Use for maximum safety when touching prod or debugging live systems. Use when asked to "guard mode", "full safety", "lock it down", or "maximum safety". (gstack)

Use when implementing trpc functionality with production-grade patterns and safeguards.

Use when implementing haskell functionality with production-grade patterns and safeguards.

Validate monorepo lane specs before dispatch and verify integrated changes stay inside declared lane boundaries

Generates Angular 17+ standalone components, configures advanced routing with lazy loading and guards, implements NgRx state management, applies RxJS patterns, and optimizes bundle performance.