| Index: sdk/lib/_internal/pub_generated/lib/src/barback/dart_forwarding_transformer.dart
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| diff --git a/sdk/lib/_internal/pub_generated/lib/src/barback/dart_forwarding_transformer.dart b/sdk/lib/_internal/pub_generated/lib/src/barback/dart_forwarding_transformer.dart
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| new file mode 100644
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| index 0000000000000000000000000000000000000000..af8aea2613c70440d05d400c6e4b62e66d5e1721
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| --- /dev/null
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| +++ b/sdk/lib/_internal/pub_generated/lib/src/barback/dart_forwarding_transformer.dart
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| @@ -0,0 +1,14 @@
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| +library pub.dart_forwarding_transformer;
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| +import 'dart:async';
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| +import 'package:barback/barback.dart';
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| +import '../utils.dart';
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| +class DartForwardingTransformer extends Transformer {
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| +  final BarbackMode _mode;
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| +  DartForwardingTransformer(this._mode);
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| +  String get allowedExtensions => ".dart";
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| +  Future apply(Transform transform) {
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| +    return newFuture(() {
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| +      transform.addOutput(transform.primaryInput);
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| +    });
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| +  }
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| +}
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| 
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