platform/data_loader/README.md
2019-04-18 23:20:18 -04:00

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# data_loader
Batch and cache database lookups. Works well with GraphQL.
Ported from the original JS version:
https://github.com/graphql/dataloader
## Installation
In your pubspec.yaml:
```yaml
dependencies:
data_loader: ^1.0.0
```
## Usage
Complete example:
https://github.com/angel-dart/graphql/blob/master/data_loader/example/main.dart
```dart
var userLoader = new DataLoader((key) => myBatchGetUsers(keys));
var invitedBy = await userLoader.load(1)then(user => userLoader.load(user.invitedByID))
print('User 1 was invited by $invitedBy'));
```