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docs: tighten concepts

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Yoshua Wuyts
2016-05-16 01:55:04 +07:00
parent 7f1fcff40b
commit 1738ed019b
1 changed files with 18 additions and 21 deletions
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README.md
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@@ -56,29 +56,26 @@ document.body.appendChild(tree)
``` ```
## Concepts ## Concepts
- __state:__ a single object that contains all application state, should only - __state:__ a single object that contains __all__ application state
ever be modified by `reducers`
- __reducers:__ synchronous functions that modify `state` - __reducers:__ synchronous functions that modify `state`
- __effects:__ asynchronous functions that perform IO. Effects can call - __effects:__ asynchronous functions that emit an `action` when done
`send()` when done to handle results - __subscriptions:__ read-only data sources that emit `action`s for new data
- __subscriptions:__ streams of data that can either be written to or read from
```txt ```txt
┌───────────────────────────────┐ ┌───────────────────────────┐ ┌────────┐
│ │ ┌────────┐ │ ┌ ─ ─ ─ ─ ─ ─ ─ ─ ─ ─ ┐ │ │ User │
│ ┌ ─ ─ ─ ─ ─ ─ ─ ─ ─ ─ ┐ │ │ User │ │ ┌─────────────────┐ │ └────────┘
│ ┌─────────────────┐ │ └────────┘ ├──┼─│ Subscriptions │ │ │ │
├────┼─│ Subscriptions │ │ │ │ │ └─────────────────┘ │ ▼
│ └─────────────────┘ │ ▼ │ │ ┌─────────────────┐ │ │ ┌────────┐ ┌────────┐
│ │ ┌─────────────────┐ │ │ ┌────────┐ ┌────────┐ └────│ Effects │◀───┼──────│ DOM │◀───────────│ Views │
└──────│ Effects │◀─────┼──────┤ DOM │◀───────────│ Views │ │ └─────────────────┘ │ Actions └────────┘ DOM tree └────────┘
│ └─────────────────┘ │ Actions └────────┘ DOM tree └────────┘ ┌─────────────────┐ │ ▲
┌─────────────────┐ │ ▲ │ │ Reducers │◀┼──┘ │
│ │ Reducers │◀┼────┘ │ └─────────────────┘ │
└─────────────────┘ │ │ │ │ ┌────────┐ │
│ │ │ ┌────────┐ │ └───────────────────▶│ Router │─────────────────┘
└─────────────────────▶│ Router │─────────────────┘ └ ─ ─ ─ ─ ─ ─ ─ ─ ─ ─ ┘ State └────────┘ State
└ ─ ─ ─ ─ ─ ─ ─ ─ ─ ─ ┘ State └────────┘ State Model
Model
``` ```
## Effects ## Effects