Upgrade to Pro
— share decks privately, control downloads, hide ads and more …
Speaker Deck
Features
Speaker Deck
PRO
Sign in
Sign up for free
Search
Search
Successful with Signals: 3 Effective Rules @Fra...
Search
Manfred Steyer
PRO
May 14, 2024
0
240
Successful with Signals: 3 Effective Rules @FrankenJS
Manfred Steyer
PRO
May 14, 2024
Tweet
Share
More Decks by Manfred Steyer
See All by Manfred Steyer
Successful with Signals: 3 Patterns for Your Architecture
manfredsteyer
PRO
0
32
Native Federation: The Future of Micro Frontends in Angular
manfredsteyer
PRO
0
280
Architectures with Lightweight Stores: New Rules and Options
manfredsteyer
PRO
0
220
3 Effective Rules for Success with Signals in Angular
manfredsteyer
PRO
1
250
Modern Angular: Renovation for Your Applications
manfredsteyer
PRO
0
200
Where do we go from here? Strategies for Signals
manfredsteyer
PRO
0
200
Successful with Signals: 3 Effective Rules
manfredsteyer
PRO
0
110
Vertical Architectures for Scalable Angular Applications
manfredsteyer
PRO
0
340
Successful with Signals: 3 Effective Rules
manfredsteyer
PRO
0
120
Featured
See All Featured
Imperfection Machines: The Place of Print at Facebook
scottboms
263
13k
Teambox: Starting and Learning
jrom
131
8.7k
Building Your Own Lightsaber
phodgson
101
5.9k
The MySQL Ecosystem @ GitHub 2015
samlambert
250
12k
jQuery: Nuts, Bolts and Bling
dougneiner
61
7.4k
GraphQLとの向き合い方2022年版
quramy
43
13k
Dealing with People You Can't Stand - Big Design 2015
cassininazir
363
22k
Ruby is Unlike a Banana
tanoku
96
10k
Designing the Hi-DPI Web
ddemaree
278
34k
Product Roadmaps are Hard
iamctodd
PRO
48
10k
Practical Orchestrator
shlominoach
185
10k
XXLCSS - How to scale CSS and keep your sanity
sugarenia
246
1.3M
Transcript
AngularArchitects.io | @ManfredSteyer Successful with Signals: 3 Effective Rules
None
None
None
Agenda • Austrian Desserts • Computed • Effects • RxJS
Interop • Stores
Result • 3 Rules (of thumb) • 2 Hints
About me… Manfred Steyer, ANGULARarchitects.io (Remote) Angular Workshops and Consulting
Google Developer Expert for Angular Blog, Books, Articles, and Talks about Angular Manfred Steyer
Austrian Desserts: Example App
Demo
Computed
Simple Reactivity with Signals Signal 4711 Consumer read set notify
4712
Signal Eventually Zone-less!
flights = signal<Flight[]>([]); const flights = await this.flightService.findAsPromise(from, to); this.flights.set(flights);
<div *ngFor="let f of flights()"> <flight-card [item]="f" /> </div>
from = signal('Paris'); to = signal('London'); flightRoute = computed(() =>
this.from() + ' to ' + this.to());
Demo Branch: 01a-add-signals
Architecture Rule #1 Synchronously derive state where possible
Effects
Demo Branch: 04-effects-starter
Architecture Rule #2 Avoid effects propagating state and signal writes
RxJS-Interop
Demo Branch: 05-rxjs-interop-starter
Hint #1 Signals play well together with RxJS
Hint #2 Avoid Race Conditions (e.g. RxJS and/or loading flag)
Stores
None
None
None
Stores Streamline Reactive Flow Component Store "Intention" Signal sync/ async
computed() computed()
Demo Branch: 07-state-service-starter
Architecture Rule #3 Stores make your reactive flow more manageable
Free eBook (2nd Edition) angularArchitects.io/modern
More: Angular Architecture Workshop • Maintainable Architectures with Modern Angular
• Strategic Design with Nx & Sheriff • Micro Frontends with Module Federation • Signals and Your Architecture: CD & Zone-less, NGRX & Signal Store, RxJS-Interop German Version in June: Online & Interactive angulararchitects.io/workshop-de
Conclusion Architecture Rule #1 Synchronously derive state where possible Architecture
Rule #2 Avoid effects propagating state and signal writes Architecture Rule #3 Stores make your reactive flow more manageable Component Store
Conclusion Hint #1 Signals play well together with RxJS Hint
#2 Avoid Race Conditions (e.g. RxJS and/or loading flag)
None
ManfredSteyer AngularArchitects.io Slides & Examples