error-message-writer

Generate user-facing and technical error messages with structured JSON details.

Updated Feb 28, 2026
One-click install
npx skills add https://github.com/r3d3y3s79/joseph-skills --skill error-message-writer
Or copy as Structured Prompt for Agent
Please help me install this Agent Skill.
Skill: error-message-writer
Source: https://github.com/r3d3y3s79/joseph-skills/tree/main/free/developer/error-message-writer
Command: npx skills add https://github.com/r3d3y3s79/joseph-skills --skill error-message-writer

SYSTEM DOCUMENTATION & REQUIREMENTS

What problem does it solve?

This Skill helps you write user-facing error messages, validation feedback, and system alerts that are clear, actionable, and guide users toward resolution, while also providing necessary technical details for developers.

Core Features & Use Cases

  • Clear User Guidance: Transforms cryptic errors into understandable messages with next steps.
  • Developer-Friendly Details: Includes structured JSON for logs and debugging.
  • Use Case: When a user fails to upload a file because it's too large, this skill generates a message like "File too large. Maximum size is 10 MB. Your file is 25 MB. Compress the file or choose a different one."

Quick Start

Write error messages for a signup form with email, password, and name fields.

Frequently Asked Questions about error-message-writer

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

FAQPage Schema
How do I write clear API error messages that provide actionable guidance to users?

Clear API error messages guide users toward resolution by replacing cryptic failures with understandable alerts and next steps. This approach generates user-facing guidance alongside structured technical details, improving both user experience and developer debugging efficiency.

What is the best way to format validation feedback for form fields like email and password?

Formatting validation feedback for form fields requires generating clear, actionable error messages that state the specific problem and resolution. This approach transforms generic failures into guidance like identifying file size limits or formatting requirements to improve user experience.

Can I generate structured JSON error data for developer logs while keeping user-facing text readable?

Generating structured JSON error data for developer logs while keeping user-facing text readable is supported natively. The output provides clear, actionable guidance for end-users and structured technical data for developers simultaneously across various error categories.

Does this approach to writing system alerts support different output formats for various scenarios?

Writing system alerts with this approach supports multiple output formats and error categories including form validation, API responses, and system alerts. It adapts the generated messages to fit various technical scenarios while maintaining clear user guidance.

When do I need to generate custom error messages instead of using default system exceptions?

You need custom error messages when default system exceptions fail to guide users toward resolution. Generating custom alerts transforms cryptic failures into clear, actionable steps, improving user experience during scenarios like failed uploads or validation rejections.