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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.

Install with Tessl CLI

npx tessl i github:Dicklesworthstone/pi_agent_rust --skill angular-migration
What are skills?

89

Does it follow best practices?

Validation for skill structure

SKILL.md
Review
Evals

Evaluation results

100%

3%

Hybrid Migration Bootstrap

Hybrid app bootstrap setup

Criteria
Without context
With context

UpgradeModule import source

100%

100%

AppModule imports UpgradeModule

100%

100%

ngDoBootstrap implemented

100%

100%

Angular bootstrapped first

83%

100%

strictDi enabled

100%

100%

Correct AngularJS module name

100%

100%

Incremental strategy chosen

100%

100%

4-phase migration plan

90%

100%

Services-first ordering

100%

100%

TypeScript syntax in .ts files

100%

100%

Without context: $0.3369 · 6m 35s · 15 turns · 121 in / 4,810 out tokens

With context: $0.6080 · 9m 27s · 26 turns · 487 in / 6,515 out tokens

100%

Clinic System Service Migration

Service migration and DI bridge

Criteria
Without context
With context

@Injectable providedIn root

100%

100%

HttpClient constructor injection

100%

100%

Observable return types

100%

100%

downgradeInjectable import

100%

100%

AngularJS factory registration

100%

100%

InjectionToken for legacy service

100%

100%

useFactory with $injector lookup

100%

100%

deps: ['$injector']

100%

100%

Token provider in NgModule

100%

100%

No $http in Angular service

100%

100%

Without context: $0.5351 · 6m 57s · 24 turns · 153 in / 8,646 out tokens

With context: $0.6757 · 13m 33s · 23 turns · 177 in / 7,945 out tokens

100%

13%

Product Catalog Feature Migration

Component, routing, and forms migration

Criteria
Without context
With context

No $scope in Angular components

100%

100%

ngOnInit for initialization

100%

100%

Observable subscribe for service calls

0%

100%

@Input on product property

100%

100%

@Output EventEmitter for remove

100%

100%

Routes array type

100%

100%

RouterModule.forRoot

100%

100%

Reactive Forms — FormGroup

100%

100%

Reactive Forms — FormBuilder

57%

100%

Validators applied in FormGroup

100%

100%

No ng-model in Angular templates

100%

100%

Without context: $0.4626 · 4m 52s · 20 turns · 153 in / 6,634 out tokens

With context: $0.4585 · 5m 14s · 17 turns · 129 in / 5,972 out tokens

Evaluated
Agent
Claude Code

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