golang-samber-mo

Implement monadic Option, Result, and Either types in Go.

Updated May 4, 2026

Search Tags:#error handling #go #functional programming #composability #monad #nullable

Ready to run

npx skills add https://github.com/VIethoangnguyenle/nexus-enterprise --skill golang-samber-mo-viethoangnguyenle

💬 Prompt for ChatGPT / Claude Chat▼

Please help me install this Agent Skill.
Skill: golang-samber-mo
Source: https://github.com/VIethoangnguyenle/nexus-enterprise/tree/main/.agent/skills/golang-samber-mo
Command: npx skills add https://github.com/VIethoangnguyenle/nexus-enterprise --skill golang-samber-mo-viethoangnguyenle

SYSTEM DOCUMENTATION & REQUIREMENTS

💡 This Skill requires github.com/samber/mo, and includes scripts (resource) and references (resource) components.

What problem does it solve?

It provides type-safe monadic types to handle nullable values, errors, and functional composition in Go, reducing runtime panics and improving code robustness.

Core Features & Use Cases

Nullable Value Handling: Use Option[T] to safely manage optional fields and prevent nil pointer dereferences.
Error Propagation: Utilize Result[T] for chaining fallible operations with automatic error short-circuiting.
Multiple Outcome Strategies: Leverage Either types for functions that return one of several valid alternatives.
Use Case: In a web server, parse query parameters, validate them, and handle errors gracefully without nested if-statements.

Quick Start

Use the library to chain file reading, parsing, and validation steps, handling errors explicitly with minimal boilerplate.

Frequently Asked Questions about golang-samber-mo

High-intent search queries and answers about installing and using this skill.

FAQPage Schema

How do I handle nullable values in Go without causing nil pointer panics?▼

Handle nullable values in Go using Option[T] monads to safely manage optional fields and prevent nil pointer dereferences. This pattern wraps optional data, ensuring safe access without runtime panics during execution.

What is the best way to chain fallible operations and propagate errors in Go?▼

The best way to chain fallible operations is using Result[T] monads for automatic error short-circuiting. This approach allows sequential execution of functions, halting immediately upon encountering an error without nested if-statements.

Can I use functional programming for query parameter validation in a Go web server?▼

Yes, you can use functional programming for query parameter validation in a Go web server. It enables parsing, validation, and graceful error handling through monadic composition without nested if-statements.

How do I manage functions that return one of several valid alternatives in Go?▼

Manage functions returning one of several valid alternatives in Go by leveraging Either types. This monadic pattern handles multiple outcome strategies safely, representing distinct valid results explicitly.

Does the samber/mo library support type-safe functional composition for robust API development?▼

Yes, the samber/mo library supports type-safe functional composition for robust API development. It provides core monadic abstractions that reduce boilerplate and improve code robustness during data processing.