bun-development

Modern JavaScript/TypeScript development with Bun runtime. Covers package management, bundling, testing, and migration from Node.js. Use when working with Bun, optimizing JS/TS development speed, or migrating from Node.js to Bun.

Quality

78%

Does it follow best practices?

Impact

—

No eval scenarios have been run

Securityby

Advisory

Suggest reviewing before use

Optimize this skill with Tessl

npx tessl skill review --optimize ./docs/v19.7/configuration/agent/skills_external/antigravity-awesome-skills-main/skills/bun-development/SKILL.md

Quality

Content

64%

Reviews the quality of instructions and guidance provided to agents. Good implementation is clear, handles edge cases, and produces reliable results.

This is a comprehensive Bun development skill with excellent actionable code examples covering the full development lifecycle. However, it's overly verbose with unnecessary comparison tables and explanatory content, and lacks validation checkpoints in multi-step workflows like migration. The monolithic structure would benefit from progressive disclosure to separate reference material.

Suggestions

Remove the 'Why Bun?' comparison table and 'When to Use This Skill' section - Claude can infer these from context

Add explicit validation steps to the migration workflow (e.g., 'Run bun test to verify compatibility', 'Check for Node.js-specific APIs that need replacement')

Split detailed API references (SQLite, WebSockets, Testing matchers) into separate files and link from a concise overview

Add a troubleshooting checkpoint after 'bun build' commands to verify successful compilation

Dimension	Reasoning	Score
Conciseness	The skill includes some unnecessary content like the 'Why Bun?' comparison table and explanatory sections that Claude already knows. The content is generally efficient but could be tightened by removing the feature comparison and some introductory text.	2 / 3
Actionability	Excellent executable code examples throughout - installation commands, complete TypeScript snippets for file operations, HTTP servers, WebSockets, SQLite, testing, and bundling are all copy-paste ready with proper imports and context.	3 / 3
Workflow Clarity	The migration section provides steps but lacks validation checkpoints. The build process doesn't include verification steps to confirm successful builds. For operations like migration from Node.js, there should be explicit validation steps to catch compatibility issues.	2 / 3
Progressive Disclosure	Content is well-organized with clear sections, but it's a monolithic document (~400 lines) that could benefit from splitting advanced topics (WebSockets, SQLite, bundling) into separate reference files. The external resources at the end are good but inline content is too dense.	2 / 3
	Total	9 / 12 Passed

Description

92%

Based on the skill's description, can an agent find and select it at the right time? Clear, specific descriptions lead to better discovery.

This is a strong skill description that clearly articulates specific capabilities (package management, bundling, testing, migration) and provides explicit 'Use when' triggers. The description uses proper third-person voice and includes natural developer terminology. Minor weakness is potential overlap with general JavaScript/TypeScript development skills.

Dimension	Reasoning	Score
Specificity	Lists multiple specific concrete actions: 'package management, bundling, testing, and migration from Node.js' - these are distinct, actionable capabilities within the Bun ecosystem.	3 / 3
Completeness	Clearly answers both what ('package management, bundling, testing, migration') AND when ('Use when working with Bun, optimizing JS/TS development speed, or migrating from Node.js to Bun') with explicit trigger guidance.	3 / 3
Trigger Term Quality	Includes natural keywords users would say: 'Bun', 'JavaScript', 'TypeScript', 'JS/TS', 'Node.js', 'migrating', 'package management', 'bundling', 'testing' - good coverage of terms developers naturally use.	3 / 3
Distinctiveness Conflict Risk	While Bun-specific, there's potential overlap with general JavaScript/TypeScript skills or Node.js skills. The 'JS/TS development' framing is somewhat broad and could conflict with other JS tooling skills.	2 / 3
	Total	11 / 12 Passed

Validation

90%

Warnings & errors only

Checks the skill against the spec for correct structure and formatting. All validation checks must pass before discovery and implementation can be scored.

Validation — 10 / 11 Passed

Validation for skill structure

Criteria	Description	Result
skill_md_line_count	SKILL.md is long (692 lines); consider splitting into references/ and linking	Warning

	Total	10 / 11 Passed

Repository: duclm1x1/Dive-Ai
Commit: 20ba150

Reviewed: 4 months ago

Table of Contents

Discovery Implementation Validation

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