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angular-migration

Migrate from AngularJS to Angular using hybrid mode, incremental component rewriting, and dependency injection updates. Use when upgrading AngularJS applications, planning framework migrations, or modernizing legacy Angular code.

64

Quality

81%

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SKILL.md
Quality
Evals
Security

Quality

Content

68%Weight 40%Scale 1-5

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

The body delivers dense, executable before/after examples with a clean structure and a working one-level reference, but it reads as a pattern catalog rather than a guided process: no ordered migration workflow, no validation/testing checkpoints, and some content that could move to references. Conciseness and actionability are solid with only minor trims needed.

Suggestions

Add a short ordered workflow section (e.g., 1. choose a strategy, 2. set up the hybrid, 3. migrate services/routing, 4. migrate components feature-by-feature, 5. remove AngularJS) with explicit validation checkpoints such as running the test suite after each phase — currently only references/details.md has a phased timeline and no verification steps exist anywhere.

Move the detailed Dependency Injection and Routing before/after examples into references/details.md alongside forms migration, keeping only a one-line summary of each in SKILL.md to reduce inline bulk and improve the content split.

Replace the `@Component({...})` placeholder in the upgrade-injectable example with a complete minimal component and provide the surrounding NgModule so every snippet is fully copy-paste executable.

DimensionReasoningScore

Conciseness

The body is almost entirely lean before/after code examples with minimal prose, assuming Claude's competence. Not 5 because the intro sentence and the "When to Use This Skill" bullet list largely restate the frontmatter description and could be trimmed.

4 / 5

Actionability

Hybrid bootstrap, component, service, DI (up/downgrade), and routing examples are concrete and copy-paste ready. Not 5 because of minor gaps: the upgrade-DI example uses a `@Component({...})` placeholder and mixes loose `angular.module(...)` calls without full NgModule context.

4 / 5

Workflow Clarity

Strategies and pattern conversions are presented reference-style with no ordered migration sequence in the body (the phased timeline exists only in references/details.md) and no validation or testing checkpoints for a large-scale batch code change. Per the rubric, a batch operation without feedback loops caps this at 3; it is not 2 because the strategy section and section ordering do convey a rough progression.

3 / 5

Progressive Disclosure

Well-organized sections with one clearly signaled, one-level-deep reference ("More detailed templates and worked examples live in `references/details.md`", verified to exist). Not 5 because substantial before/after pattern detail (DI, routing) is inlined in SKILL.md while only a single reference file exists, so the split could be better balanced.

4 / 5

Total

15

/

20

Passed

Description

83%Weight 40%Scale 1-5

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

A strong description with an explicit what-and-when structure and concrete natural-language trigger phrases. Its only weaknesses are incomplete capability coverage (routing/services unmentioned) and one slightly ambiguous trigger phrase that could overlap general Angular modernization work.

DimensionReasoningScore

Specificity

"Migrate from AngularJS to Angular using hybrid mode, incremental component rewriting, and dependency injection updates" lists several specific concrete actions. Not 5 because routing and service migration (covered in the body) are absent from the description, leaving minor gaps in coverage.

4 / 5

Completeness

Explicitly answers both: what ("Migrate from AngularJS to Angular using hybrid mode, incremental component rewriting, and dependency injection updates") and when ("Use when upgrading AngularJS applications, planning framework migrations, or modernizing legacy Angular code") with three concrete trigger phrases.

5 / 5

Trigger Term Quality

"upgrading AngularJS applications", "planning framework migrations", and "modernizing legacy Angular code" are natural phrases users would say. Not 5 because common variations like "1.x", "ngUpgrade", or "Angular 2+" are missing.

4 / 5

Distinctiveness Conflict Risk

AngularJS-to-Angular migration is a clear niche with distinct triggers, but "modernizing legacy Angular code" could plausibly fire for plain Angular (2+) modernization tasks, creating minor overlap risk with a general Angular-upgrade skill.

4 / 5

Total

17

/

20

Passed

Validation

100%

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

Validation — 16 / 16 Passed

Validation for skill structure

No warnings or errors.

Repository

wshobson/agents

Path

plugins/framework-migration/skills/angular-migration/SKILL.md

Reviewed

Table of Contents

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