rails-presenter
Creates presenter objects for view formatting using SimpleDelegator pattern with TDD. Use when extracting view logic from models, formatting data for display, creating badges/labels, or when user mentions presenters, view models, formatting, or display helpers.
Install with Tessl CLI
npx tessl i github:ThibautBaissac/rails_ai_agents --skill rails-presenter90
Does it follow best practices?
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npx tessl skill review --optimize ./path/to/skillAgent success when using this skill
Validation for skill structure
Evaluation results
82%
19%Product Presenter for E-Commerce Dashboard
TDD workflow and spec conventions
Spec file path
100%
100%
Presenter file path
100%
100%
Spec written first
100%
100%
RED step documented
50%
50%
GREEN step documented
100%
50%
Extends BasePresenter
100%
100%
Delegation spec block
0%
100%
HTML-safe spec assertion
0%
0%
RSpec describe class
100%
100%
I18n used for text
0%
100%
Without context: $0.2400 · 54s · 11 turns · 12 in / 3,442 out tokens
With context: $0.4803 · 1m 27s · 21 turns · 275 in / 5,410 out tokens
100%
14%Membership Status Display for a Community Platform
Status badges and color mapping constants
STATUS_COLORS constant
100%
100%
DEFAULT_COLOR fallback
0%
100%
Hash fetch for color lookup
87%
100%
tag.span for badge
37%
100%
Badge Tailwind classes
100%
100%
I18n for status text
100%
100%
Tier color constant
100%
100%
HTML-safe spec assertion
100%
100%
Color class spec assertions
100%
100%
I18n in tier badge
100%
100%
Extends BasePresenter
100%
100%
Without context: $0.2149 · 40s · 12 turns · 61 in / 2,553 out tokens
With context: $0.2645 · 43s · 12 turns · 266 in / 2,666 out tokens
98%
48%Supplier Contact Card Presenter
Formatting methods and nil handling
Presenter file path
60%
100%
Spec file path
60%
60%
Currency: cents division
100%
100%
Currency: EUR options
20%
100%
Date: I18n.l long format
100%
100%
Nil placeholder CSS classes
0%
100%
Nil placeholder I18n text
0%
100%
Tags: safe_join
0%
100%
Tags: individual tag.span
50%
100%
Email: mail_to helper
100%
100%
Phone: tel: prefix
100%
100%
Nil spec assertions
33%
100%
Without context: $0.2623 · 55s · 12 turns · 61 in / 4,086 out tokens
With context: $1.0574 · 3m 47s · 42 turns · 43 in / 9,462 out tokens
- Evaluated
- Agent
- Claude Code
Table of Contents
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