pkg/barback/lib/src/transformer.dart - Issue 149243009: Add support for lazy transformers.

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Unified Diff: pkg/barback/lib/src/transformer.dart

Issue 149243009: Add support for lazy transformers. (Closed) Base URL: https://dart.googlecode.com/svn/branches/bleeding_edge/dart

Patch Set: Created 6 years, 11 months ago

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Index: pkg/barback/lib/src/transformer.dart

diff --git a/pkg/barback/lib/src/transformer.dart b/pkg/barback/lib/src/transformer.dart

index e8479f1f8143d2273593250e4aeab3bb48e7324d..9e454e3c3403dda54909be30766eb9e96a84dbac 100644

--- a/pkg/barback/lib/src/transformer.dart

+++ b/pkg/barback/lib/src/transformer.dart

@@ -15,6 +15,9 @@ import 'transform.dart';

/// Dart2js, a SASS->CSS processor, a CSS spriter, and a tool to concatenate

/// files are all examples of transformers. To define your own transformation

/// step, extend (or implement) this class.

+///

+/// If possible, transformers should implement [DryRunTransformer] as well to

+/// help barback optimize the package graph.

abstract class Transformer {

/// Override this to return a space-separated list of file extensions

/// (with leading `.`) that are allowed for the primary inputs to this