platform/README.md
2016-09-19 16:33:01 -04:00

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# Angel Configuration
Isomorphic YAML configuration loader for Angel.
# About
Any web app needs different configuration for development and production. This plugin will search
for a `config/default.yaml` file. If it is found, configuration from it is loaded into `angel.properties`.
Then, it will look for a `config/$ANGEL_ENV` file. (i.e. config/development.yaml). If this found, all of its
configuration be loaded, and will override anything loaded from the `default.yaml` file. This allows for your
app to work under different conditions without you re-coding anything. :)
# Installation
In `pubspec.yaml`:
```yaml
dependencies:
angel_configuration: ^1.0.0-dev
```
# Usage
**Server-side**
```dart
import 'dart:io';
import 'package:angel_framework/angel_framework.dart';
import 'package:angel_configuration/angel_configuration.dart';
main() async {
Angel angel = new Angel();
angel.configure(loadConfigurationFile()); // It's that easy!
}
```
`loadConfigurationFile` also accepts a `sourceDirectory` or `overrideEnvironmentName` parameter.
The former will allow you to search in a directory other than `config`, and the latter lets you
override `$ANGEL_ENV` by specifying a specific configuration name to look for (i.e. 'production').
**In the Browser**
You can easily load configuration values within your client-side app,
and they will be automatically replaced by a Barback transformer.
```dart
import 'package:angel_configuration/browser.dart';
main() async {
print(config("some_key.other.nested_key"));
}
```
You can also provide a `dir` or `env` argument, corresponding to
the ones on the server-side.