# meta 0.9.0

This library contains the definitions of annotations that provide additional semantic information about the program being annotated. These annotations are intended to be used by…




## Installing
```
export PUB_HOSTED_URL=https://pub.mirror.p-hatan.ir
flutter pub add 'meta:0.9.0'
```
Published: 2016-02-26T17:19:26.953Z
Expected archive SHA-256: acb97acd3ddf9dbb06f2d3ddfc4caa9ecf9432b36f77a4a4bb25b63670b3fbdc

Available in cache; verification: upstream_checksum
## Direct dependencies

## Package README (untrusted upstream documentation)

## Changelog
## 0.9.0
* Introduce `@protected` annotation for members that must only be called from
instance members of subclasses.
* Introduce `@required` annotation for optional parameters that should be treated
as required.
* Introduce `@mustCallSuper` annotation for methods that must be invoked by all
overriding methods.