27 lines
770 B
Dart
27 lines
770 B
Dart
|
library angular2.src.transform.common.asset_reader;
|
||
|
|
|
||
|
|
import 'dart:async';
|
||
|
|
import 'dart:convert';
|
||
|
|
|
||
|
|
import 'package:barback/barback.dart';
|
||
|
|
|
||
|
|
abstract class AssetReader {
|
||
|
|
Future<String> readAsString(AssetId id, {Encoding encoding});
|
||
|
|
Future<bool> hasInput(AssetId id);
|
||
|
|
|
||
|
|
/// Creates an [AssetReader] using the `transform`, which should be a
|
||
|
|
/// [Transform] or [AggregateTransform].
|
||
|
|
factory AssetReader.fromTransform(dynamic transform) =>
|
||
|
|
new _TransformAssetReader(transform);
|
||
|
|
}
|
||
|
|
|
||
|
|
class _TransformAssetReader implements AssetReader {
|
||
|
|
final dynamic t;
|
||
|
|
_TransformAssetReader(this.t);
|
||
|
|
|
||
|
|
Future<String> readAsString(AssetId id, {Encoding encoding}) =>
|
||
|
|
t.readInputAsString(id, encoding: encoding);
|
||
|
|
|
||
|
|
Future<bool> hasInput(AssetId id) => t.hasInput(id);
|
||
|
|
}
|